记录软件开发、云原生、ai 与持续学习。https://reborncodinglife.com/https://reborncodinglife.com/posts/2026-09-01-chatgpt-tips-6/https://reborncodinglife.com/posts/2026-09-01-chatgpt-tips-6/这是一个系列文章，主要分享我最近使用 chatgpt 过程中的一些小技巧，每次分享 3 点，希望你能有所收获。Mon, 31 Aug 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-08-30-improve-chatgpt-workflow/https://reborncodinglife.com/posts/2026-08-30-improve-chatgpt-workflow/我经常先说“帮我看看这个项目”或“优化一下文档”，执行过程中再补充范围、读者、限制和验收要求。这样容易返工，也会让对话越来越长。Sat, 29 Aug 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-08-29-chatgpt-tips-5/https://reborncodinglife.com/posts/2026-08-29-chatgpt-tips-5/这是一个系列文章，主要分享我最近使用 chatgpt 过程中的一些小技巧，每次分享 3 点，希望你能有所收获。Fri, 28 Aug 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-08-25-chatgpt-tips-4/https://reborncodinglife.com/posts/2026-08-25-chatgpt-tips-4/这是一个系列文章，主要分享我最近使用 chatgpt 过程中的一些小技巧，每次分享 3 点，希望你能有所收获。Mon, 24 Aug 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-08-24-chatgpt-tips-3/https://reborncodinglife.com/posts/2026-08-24-chatgpt-tips-3/这是一个系列文章，主要分享我最近使用 chatgpt 过程中的一些小技巧，每次分享 3 点，希望你能有所收获。Sun, 23 Aug 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-08-15-chatgpt-tips-2/https://reborncodinglife.com/posts/2026-08-15-chatgpt-tips-2/这是一个系列文章，主要分享我最近使用 chatgpt 过程中的一些小技巧，每次分享 3 点，希望你能有所收获。Fri, 14 Aug 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-08-12-chatgpt-tips-1/https://reborncodinglife.com/posts/2026-08-12-chatgpt-tips-1/这是一个系列文章，主要分享我最近使用 chatgpt 过程中的一些小技巧，每次分享 3 点，希望你能有所收获。Tue, 11 Aug 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-08-12-chatgpt-codex-collaboration-lessons/https://reborncodinglife.com/posts/2026-08-12-chatgpt-codex-collaboration-lessons/第一次面对不熟悉的代码仓库时，我很容易一边探索，一边调整目标。chatgpt 适合帮我梳理思路、理解概念，codex 则适合读取代码、执行操作并验证结果。Tue, 11 Aug 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-08-11-my-codex-workflow/https://reborncodinglife.com/posts/2026-08-11-my-codex-workflow/最近一段时间，我开始把 codex 从一个“帮我写代码的聊天工具”，变成一个可以持续协助我工作的工程助手。Mon, 10 Aug 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-08-07-ai-comment-classification-workflow/https://reborncodinglife.com/posts/2026-08-07-ai-comment-classification-workflow/这是一篇写给初学者的 ai 业务流程科普。文章不讨论具体系统和基础设施，只用一个完整故事解释：什么是标注、开发、训练、评估、推理和上线。Thu, 06 Aug 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-08-06-chatgpt-codex-guide/https://reborncodinglife.com/posts/2026-08-06-chatgpt-codex-guide/面向程序员和技术团队，介绍 ChatGPT、ChatGPT Work、Codex 桌面端、Codex CLI、IDE 扩展和 Codex Cloud 的区别、用法与协作方式。 本文依据 OpenAI 官方文档重新整理，最后核对日期：2026-08-06。产品处于持续更新中，账号套餐、组织策略和...Wed, 05 Aug 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-05-22-alert-improvement-tips/https://reborncodinglife.com/posts/2026-05-22-alert-improvement-tips/警告优化建议。Thu, 21 May 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-05-18-etcd-raft-tips/https://reborncodinglife.com/posts/2026-05-18-etcd-raft-tips/raft通过leader选举和日志复制来保证一致性。选举靠随机超时和多数投票，保证一任一个leader，日志复制要求过半节点确认才提交，保证数据不丢。Sun, 17 May 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-05-16-claude-code-subagent/https://reborncodinglife.com/posts/2026-05-16-claude-code-subagent/subagent是主 agent 可以调用的独立 ai 实例。与 skill 不同，subagent 拥有独立的对话上下文、独立的工具访问权限，甚至可以运行在不同的隔离环境中。subagent 就像是主 agent 的"助手"或"专家顾问"，可以独立处理复杂任务并返回结果。Fri, 15 May 2026 16:00:00 GMThttps://reborncodinglife.com/posts/2026-05-16-claude-code-skill/https://reborncodinglife.com/posts/2026-05-16-claude-code-skill/claude code 中的 skill 是一种可复用、可调用的程序化任务处理器。当用户输入特定命令或满足触发条件时，skill 会被自动加载并执行预定义的任务。skill 就像是给 claude 配备的"专业技能包"，让它能够以一致、可靠的方式处理特定类型的工作，可以理解成是ai工具的sop...Fri, 15 May 2026 16:00:00 GMThttps://reborncodinglife.com/posts/2026-05-15-prometheus-query-tips/https://reborncodinglife.com/posts/2026-05-15-prometheus-query-tips/通过 recording rules 预计算常用查询或聚合表达式，可以将复杂的实时计算转移到后台提前完成，大幅减少查询时遍历的时间序列数量。这不仅能降低 prometheus 的查询负载，还能让 grafana 仪表盘响应更快。合理设置规则也能为后续的降采样和长期存储打下基础。Thu, 14 May 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-05-14-technical-decision-tips/https://reborncodinglife.com/posts/2026-05-14-technical-decision-tips/之前有人问起，如果现在重新设计过去做过的 GPU 调度系统，我会怎么做。当时的回答是：肯定不会从0开始再开发一个调度系统了，时间成本和维护成本都不划算。更好的做法是直接在社区里找一个能满足大致需求的方案，说不定连二次开发都不需要。于是就想随便写点东西，权当总结与思考吧。Wed, 13 May 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-05-14-k8s-network-policy-tips/https://reborncodinglife.com/posts/2026-05-14-k8s-network-policy-tips/Network Policy 是 Kubernetes 中实现网络隔离和安全控制的核心机制。本文通过大量实例，帮助你快速掌握 Network Policy 的使用。Wed, 13 May 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-05-13-intelligent-computing-platform-tips/https://reborncodinglife.com/posts/2026-05-13-intelligent-computing-platform-tips/最近有聊到智算平台，想着借此机会，结合自己知道的一点点，随便写写，不懂的地方就先略过，权当复习总结。Tue, 12 May 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-05-10-k8s-multi-tenant-tips/https://reborncodinglife.com/posts/2026-05-10-k8s-multi-tenant-tips/为每个租户创建独立namespace，并创建相应的resourcequota和limitrange限制资源使用。Sat, 09 May 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-04-18-deploy-llm-via-docker/https://reborncodinglife.com/posts/2026-04-18-deploy-llm-via-docker/gpu驱动版本需要更新，否则vllm不支持 参数需要调整，否则gpu oom 大模型通过国内镜像下载 vllm通过国内镜像下载Fri, 17 Apr 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-03-13-clowder-tips/https://reborncodinglife.com/posts/2026-03-13-clowder-tips/假设要部署一个hello-api app,目录结构如下：Thu, 12 Mar 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-01-20-use-external-secrets-to-get-secrets-from-azurekv/https://reborncodinglife.com/posts/2026-01-20-use-external-secrets-to-get-secrets-from-azurekv/记录oidc issuer url。Mon, 19 Jan 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-01-16-use-external-secrets-to-get-secrets-from-aws-secret-mgr/https://reborncodinglife.com/posts/2026-01-16-use-external-secrets-to-get-secrets-from-aws-secret-mgr/在安装 external-secrets 并创建 clustersecretstore 后，状态一直不是 ready，日志中出现了以下的错误：Wed, 14 Jan 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2026-01-02-read-books/https://reborncodinglife.com/posts/2026-01-02-read-books/爸爸爸 2025-09-06Thu, 01 Jan 2026 16:12:05 GMThttps://reborncodinglife.com/posts/2025-05-21-use-fluent-bit-to-forward-k8s-log-to-splunk/https://reborncodinglife.com/posts/2025-05-21-use-fluent-bit-to-forward-k8s-log-to-splunk/使用fluent-bit将k8s日志转发到splunkTue, 20 May 2025 16:12:05 GMThttps://reborncodinglife.com/posts/2025-01-09-deploying-automation-mesh-ansible-clouds/https://reborncodinglife.com/posts/2025-01-09-deploying-automation-mesh-ansible-clouds/选择public模式，方便访问aapWed, 08 Jan 2025 16:12:05 GMThttps://reborncodinglife.com/posts/2025-01-02-read-books/https://reborncodinglife.com/posts/2025-01-02-read-books/aws助理架构师认证备考宝典 2024-01-04Wed, 01 Jan 2025 16:12:05 GMThttps://reborncodinglife.com/posts/2024-12-12-aoc-sre-tips/https://reborncodinglife.com/posts/2024-12-12-aoc-sre-tips/密码正确时候，检查CSRF配置。Wed, 11 Dec 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-12-07-ansible-vs-awx-vs-rhaap/https://reborncodinglife.com/posts/2024-12-07-ansible-vs-awx-vs-rhaap/随着自动化技术在 IT 运维中的普及，Ansible 及其相关项目和产品成为许多组织的首选工具。本文将深入介绍 Ansible、AWX、Tower 和 Red Hat Ansible Automation Platform (RH AAP) 的基本概念、功能及其区别。Fri, 06 Dec 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-12-07-ansible-eda/https://reborncodinglife.com/posts/2024-12-07-ansible-eda/事件驱动自动化是一种新型的自动化方式，其核心是响应特定事件的触发条件并执行预定义的操作。例如，在 IT 运营中，当系统检测到宕机事件时，可以自动生成故障单、收集信息甚至重启设备，从而实现完全自动化的闭环操作。Fri, 06 Dec 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-12-06-manage-cert-via-cert-manager/https://reborncodinglife.com/posts/2024-12-06-manage-cert-via-cert-manager/ClusterIssuer 是 cert-manager 中用于定义如何签发证书的全局资源。它可以定义多个颁发证书的方式，如通过 ACME (Let's Encrypt)、自签名证书或内部 CA。Thu, 05 Dec 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-11-23-network-debug-cmds/https://reborncodinglife.com/posts/2024-11-23-network-debug-cmds/检查一个域名是否能够解析为正确的ip地址，验证本地dns服务器是否工作正常。Fri, 22 Nov 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-11-13-debug-playbook-in-pod/https://reborncodinglife.com/posts/2024-11-13-debug-playbook-in-pod/我的playbook是在pod中运行的，因此每次修改playbook后，需要将代码更新到镜像，再将镜像推送到镜像仓库，最后启动pod来测试修改。Tue, 12 Nov 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-06-18-ansible-saas-tips/https://reborncodinglife.com/posts/2024-06-18-ansible-saas-tips/ansible saas tipsSat, 15 Jun 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-06-16-aws-waf-tips/https://reborncodinglife.com/posts/2024-06-16-aws-waf-tips/aws waf tipsSat, 15 Jun 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-05-23-using-playbook-to-remove-k8s-from-dynatrace/https://reborncodinglife.com/posts/2024-05-23-using-playbook-to-remove-k8s-from-dynatrace/在删除被dynatrace监控的集群时，需要及时将集群从dynatrace删除，以免遇到下面错误：Wed, 22 May 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-05-11-using-alb-and-waf-on-rosa/https://reborncodinglife.com/posts/2024-05-11-using-alb-and-waf-on-rosa/在rosa部署alb和wafFri, 10 May 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-05-11-aws-role-policy-trust-policy/https://reborncodinglife.com/posts/2024-05-11-aws-role-policy-trust-policy/在aws中，管理和配置访问权限是保证云资源安全的关键步骤。理解iam的三个核心组件——role、policy和trust policy至关重要。本文将详细介绍这些组件，并通过配置alb的示例来具体说明它们的应用。Fri, 10 May 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-03-12-flux-learning-helmrelease-spec/https://reborncodinglife.com/posts/2024-03-12-flux-learning-helmrelease-spec/定义需要安装的chart。Mon, 11 Mar 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-03-08-how-to-collect-prometheus-metrics-in-kubernetes-using-dynatrace/https://reborncodinglife.com/posts/2024-03-08-how-to-collect-prometheus-metrics-in-kubernetes-using-dynatrace/需要确保kubernetes集群已经被dynatrace监控，即已经安装了dynatrace组件比如activegate、oneagent等。Thu, 07 Mar 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-03-07-configure-new-mac/https://reborncodinglife.com/posts/2024-03-07-configure-new-mac/chrome dash docker desktop podman desktop iterm mysql workbench qq music redis insight slack visual studio code vmware fusion wechatWed, 06 Mar 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-23-add-lint-tool-to-github-repo/https://reborncodinglife.com/posts/2024-01-23-add-lint-tool-to-github-repo/lint工具在软件开发中发挥着重要作用。它们能自动检查源代码中的错误、可疑的构造、风格问题以及可能的bug。这对于保持代码质量、提高代码可读性和维护性至关重要。特别是在团队协作的项目中，lint工具可以帮助维持一致的编码标准，减少代码审查中的常规错误检查工作。本文将介绍如何通过github a...Mon, 22 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-15-flux-learning-deploy-flux-ui/https://reborncodinglife.com/posts/2024-01-15-flux-learning-deploy-flux-ui/kubectl kind v0.20.0 docker flux version 2.2.2 $GITHUBUSER $GITHUBTOKENSun, 14 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-13-flux-learning-kustomize-spec/https://reborncodinglife.com/posts/2024-01-13-flux-learning-kustomize-spec/定义通用的元数据，如标签和注释，会覆盖已存在的元数据。Fri, 12 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-13-flux-learning-gitrepository-spec/https://reborncodinglife.com/posts/2024-01-13-flux-learning-gitrepository-spec/git repo的url。Fri, 12 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-12-ingress-learning-common-annotations/https://reborncodinglife.com/posts/2024-01-12-ingress-learning-common-annotations/指定与后端服务的通信协议。如果后端服务配置为只接受https连接，不使用此注解会导致连接失败，因为ingress默认使用http。Thu, 11 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-10-configure-proxy-switchyomega-in-chrome/https://reborncodinglife.com/posts/2024-01-10-configure-proxy-switchyomega-in-chrome/可以添加自己的代理服务器，比如：Tue, 09 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-09-flux-learning-deploy-flux-in-kind/https://reborncodinglife.com/posts/2024-01-09-flux-learning-deploy-flux-in-kind/kubectl kind v0.20.0 docker flux version 2.2.2 $GITHUBUSER $GITHUBTOKENMon, 08 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-09-deploy-metrics-server-in-kind/https://reborncodinglife.com/posts/2024-01-09-deploy-metrics-server-in-kind/你会发现不work，需要在metrics-server的deployment中args部分添加一行- --kubelet-insecure-tls，让kubelet忽略tls证书验证，这样才能正常工作。Mon, 08 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-08-flux-learning-flux-common-cmd/https://reborncodinglife.com/posts/2024-01-08-flux-learning-flux-common-cmd/启用自动补全功能Sun, 07 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-07-automation-learning-use-playbook-to-configure-awx/https://reborncodinglife.com/posts/2024-01-07-automation-learning-use-playbook-to-configure-awx/当部署完awx后，一般需要配置awx以运行playbook执行各种自动化任务。参考这篇文章部署awx：https://reborncodinglife.com/2024/01/07/automation-learning-build-an-automation-system-based-on-awx/Sat, 06 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-07-automation-learning-learn-awx-rest-api/https://reborncodinglife.com/posts/2024-01-07-automation-learning-learn-awx-rest-api/查看api版本信息Sat, 06 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-07-automation-learning-build-an-automation-system-based-on-awx/https://reborncodinglife.com/posts/2024-01-07-automation-learning-build-an-automation-system-based-on-awx/automation-learning-building-an-automation-system-based-on-awxSat, 06 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-06-use-ingress-to-access-app-in-kind/https://reborncodinglife.com/posts/2024-01-06-use-ingress-to-access-app-in-kind/创建ingress选择path为/nginx，访问的时候直接跟上本地ip或者localhost就可以。Fri, 05 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-06-use-container-to-simulate-vm-as-ssh-server/https://reborncodinglife.com/posts/2024-01-06-use-container-to-simulate-vm-as-ssh-server/在学习ansible时，需要添加一些远程host测试playbook，所以想通过docker模拟一个vm，然后安装ssh服务，方便测试运行playbook。Fri, 05 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-03-learn-mysql/https://reborncodinglife.com/posts/2024-01-03-learn-mysql/mysql学习Tue, 02 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2024-01-02-read-books/https://reborncodinglife.com/posts/2024-01-02-read-books/深入浅出可观察性 2023-01-13Mon, 01 Jan 2024 16:12:05 GMThttps://reborncodinglife.com/posts/2023-12-28-software-delivery-process-tips/https://reborncodinglife.com/posts/2023-12-28-software-delivery-process-tips/在这个阶段，产品负责人根据市场研究和用户反馈，撰写出详细的用户故事和需求。例如，对于一个在线购物平台，可能会有这样一个用户故事：作为一位购物者，我希望能通过我的社交媒体账户登录，以便快速进行购物。这个故事会详细描述登录的流程，预期的用户体验以及任何业务规则。产品负责人将这些故事添加到jira等...Wed, 27 Dec 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-12-28-semantic-versioning/https://reborncodinglife.com/posts/2023-12-28-semantic-versioning/语义化版本控制（semantic versioning），通常表示为：主版本号.次版本号.修订号，即 major.minor.patch。下面是每个组成部分的含义和例子：Wed, 27 Dec 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-12-27-common-cmd-tips/https://reborncodinglife.com/posts/2023-12-27-common-cmd-tips/curl命令只需返回状态码Tue, 26 Dec 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-12-26-learn-python-virtual-environment/https://reborncodinglife.com/posts/2023-12-26-learn-python-virtual-environment/在python项目开发中，保持环境的独立和清洁是至关重要的。这正是python虚拟环境的用武之地。本文旨在为python初学者提供一个关于虚拟环境的简明指南，帮助你理解其概念、重要性以及如何高效使用它们。Mon, 25 Dec 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-12-22-http-status-code-tips/https://reborncodinglife.com/posts/2023-12-22-http-status-code-tips/这类状态码表示请求已被服务器接收，并继续处理。Thu, 21 Dec 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-12-18-ansbile-vars-tips/https://reborncodinglife.com/posts/2023-12-18-ansbile-vars-tips/在ansible中，定义和传递变量是一个非常重要的功能，因为它允许你管理和使用不同的配置和环境。以下是ansible中定义和传递变量的主要方式，以及它们的使用示例：Sun, 17 Dec 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-12-15-cidr-and-subnet/https://reborncodinglife.com/posts/2023-12-15-cidr-and-subnet/假设我们有一个cidr表示法的地址范围：10.100.0.0/16。这个表示法涵盖了一个ipv4地址范围，其中前16位（10.100）用于标识网络，而后16位可以用于表示不同的主机。cidr通常用于指定较大的ip地址范围，允许划分成多个子网或容纳大量的主机。Thu, 14 Dec 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-12-09-microservice-best-practices/https://reborncodinglife.com/posts/2023-12-09-microservice-best-practices/微服务架构作为现代软件开发的一个关键趋势，其成功实施依赖于一系列精心设计的最佳实践。这些实践不仅提升了系统的可维护性和可扩展性，还加强了服务间的独立性和灵活性。本文将详细探讨这些最佳实践，并通过具体例子来阐释它们在实际场景中的应用。Fri, 08 Dec 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-11-24-common-software-deployment-stragegies/https://reborncodinglife.com/posts/2023-11-24-common-software-deployment-stragegies/在当今迅猛发展的软件行业，软件部署策略扮演着举足轻重的角色。为了让用户体验到最新的软件更新，开发者们设计了多种部署策略。下面将介绍几种常见的软件部署策略。Thu, 23 Nov 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-10-25-gw-lb-proxy-tips/https://reborncodinglife.com/posts/2023-10-25-gw-lb-proxy-tips/工作中经常遇到gateway和load balancer和proxy，有时候实在搞不清楚他们之间的区别和使用场景，所以想花点时间查阅下资料，权当学习记录。Tue, 24 Oct 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-10-23-ci-cd-workflow/https://reborncodinglife.com/posts/2023-10-23-ci-cd-workflow/工作中一直使用ci/cd自动测试和集成部署，所以想花点时间记录下ci/cd的工作流，权当梳理下知识点。Sun, 22 Oct 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-07-29-az-104-exam-tips/https://reborncodinglife.com/posts/2023-07-29-az-104-exam-tips/azure的网络安全组(nsg)和其应用的虚拟网络(vnet)必须位于同一个区域，不同区域的nsg和vnet间是无法直接关联的，这是由于数据中心的物理位置和数据延迟等因素决定的，以确保网络性能和安全性Fri, 28 Jul 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-07-08-azure-dns-zone/https://reborncodinglife.com/posts/2023-07-08-azure-dns-zone/azure dns zone是azure提供的一项托管服务，用于托管dns域名。dns即“域名系统”，是用于将易于理解的域名转换为机器可理解的ip地址的互联网系统。如果把互联网看作一座巨大的城市，那么dns就像是城市中的路标，而azure dns zone就像是管理这些路标的服务机构。azur...Fri, 07 Jul 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-06-15-install-aap-to-aks/https://reborncodinglife.com/posts/2023-06-15-install-aap-to-aks/aks version: 1.25.5 network type (plugin): kubenet private cluster: enabled application gateway ingress controller: enabledWed, 14 Jun 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-06-08-aap-tips/https://reborncodinglife.com/posts/2023-06-08-aap-tips/通过api检验hub的健康状态Wed, 07 Jun 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-06-02-threat-model/https://reborncodinglife.com/posts/2023-06-02-threat-model/threat model是一种结构化的方法，旨在识别和量化在某种环境中的潜在威胁。这是一个重要的方法，可以帮助我们了解并改进系统的安全性。接下来我们将深入了解threat model的目标，流程，以及一些主动控制方法。Thu, 01 Jun 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-06-02-azure-application-gateway/https://reborncodinglife.com/posts/2023-06-02-azure-application-gateway/azure application gateway是一个专用的应用程序负载均衡器服务。它在应用程序层即第七层提供各种关键功能，帮助用户在创建、配置、管理和监控他们的应用程序流量路由时有着极大的便利。主要有以下的功能：Thu, 01 Jun 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-06-01-az-tips/https://reborncodinglife.com/posts/2023-06-01-az-tips/创建一个启用multi-az的ipWed, 31 May 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-04-30-configure-hub-and-spoke-peering-for-aap/https://reborncodinglife.com/posts/2023-04-30-configure-hub-and-spoke-peering-for-aap/hub: 10.3.0.0/16 spoke：10.2.0.0/16Sat, 29 Apr 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-04-30-azure-vnet-peering/https://reborncodinglife.com/posts/2023-04-30-azure-vnet-peering/azure vnet peering是一种用于azure虚拟网络之间互相连接的技术。它可以将两个虚拟网络通过虚拟网络之间的vnet peering，使它们之间可以直接通信，就像它们在同一个虚拟网络中一样。vnet peering允许虚拟机、负载均衡器、应用程序和其他资源之间进行高速和安全的通信。Sat, 29 Apr 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-04-27-how-to-tigger-failed-connections-metric-in-azure-postgresql/https://reborncodinglife.com/posts/2023-04-27-how-to-tigger-failed-connections-metric-in-azure-postgresql/工作中遇到一个需求，需要定义alert去监控azure postgresql的连接失败次数，但是默认情况下，azure postgresql的这个指标数据是没有值的。所以如果想触发定义的alert，需要想办法触发这指标产生数据，以下是一些可能导致连接失败的常见情况：Wed, 26 Apr 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-04-17-downgrade-operator-via-olm/https://reborncodinglife.com/posts/2023-04-17-downgrade-operator-via-olm/工作中遇到一个需求，需要将已经安装的operator版本从2.3降级到2.2，然后运行升级脚本测试，验证脚本可以将operator从2.2升级到2.3。所以花了点时间研究如何降级olm管理的operator。Sun, 16 Apr 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-04-13-use-certbot-to-request-and-renew-certs-from-letsencrypt/https://reborncodinglife.com/posts/2023-04-13-use-certbot-to-request-and-renew-certs-from-letsencrypt/在home目录创建.azure.ini文件，替换成你的azure service principal：Wed, 12 Apr 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-03-22-cronjob-tips/https://reborncodinglife.com/posts/2023-03-22-cronjob-tips/查看cronjobTue, 21 Mar 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-03-14-install-aap-on-azure-vm/https://reborncodinglife.com/posts/2023-03-14-install-aap-on-azure-vm/在azure中创建2个rhel 8.7 vm，一个用于安装controller，一个用于安装hub，并开放相应的端口。具体要求参考：https://access.redhat.com/documentation/en-us/redhatansibleautomationplatform/2.2...Mon, 13 Mar 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-03-13-letsencrypt-tips/https://reborncodinglife.com/posts/2023-03-13-letsencrypt-tips/在域名提供商处添加a记录指向public ip，才能通过域名访问webSun, 12 Mar 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-03-07-install-nginx-on-azure-vm/https://reborncodinglife.com/posts/2023-03-07-install-nginx-on-azure-vm/我创建的是ubuntu，记得打开80和443端口，如果你需要支持https的话。给vm设置相应的域名，如yourvm.eastus.cloudapp.azure.comMon, 06 Mar 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-02-15-dynatrace-tips/https://reborncodinglife.com/posts/2023-02-15-dynatrace-tips/定义alert时可用的特殊变量 {alertcondition}：表示alert的条件，大于（above）或者小于（below） {baseline}：基线的违反值 {dims}：指标的所有维度数据，比如dt.entity.customdevice.name和dt.entity.customd...Tue, 14 Feb 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-02-14-ansible-playbook-tips/https://reborncodinglife.com/posts/2023-02-14-ansible-playbook-tips/playbook中定义变量Mon, 13 Feb 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-02-08-observability-platform-checklist/https://reborncodinglife.com/posts/2023-02-08-observability-platform-checklist/最近因为工作需要，调研和使用几个可观察性工具和平台，分别如下：Tue, 07 Feb 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-02-01-olm-introduction/https://reborncodinglife.com/posts/2023-02-01-olm-introduction/operator lifecycle manager (olm)可帮助用户安装、更新和管理所有operator以及在用户集群中运行的关联服务的生命周期。operator lifecycle manager是operator framework的一部分，后者是一个开源工具包，用于以有效、自动化且...Tue, 31 Jan 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2023-01-11-observability-checklist/https://reborncodinglife.com/posts/2023-01-11-observability-checklist/[ ] 可以收集到重要的业务指标数据，例如当前有多少用户同时在线 [ ] 可以跟踪重要业务事件，例如用户取消订单事件 [ ] 日志中记录了关键错误和故障信息，例如支付失败 [ ] 可以监控到系统的健康状态，例如可以监控到数据库能正常读写，这是一个健康的状态，可以提供服务Tue, 10 Jan 2023 16:12:05 GMThttps://reborncodinglife.com/posts/2022-12-31-read-books/https://reborncodinglife.com/posts/2022-12-31-read-books/光速入门prometheus+grafana 2022-01-01Sat, 31 Dec 2022 07:40:31 GMThttps://reborncodinglife.com/posts/2022-12-30-datadog-tips/https://reborncodinglife.com/posts/2022-12-30-datadog-tips/检查agent配置Thu, 29 Dec 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-12-08-git-best-practices/https://reborncodinglife.com/posts/2022-12-08-git-best-practices/创建不同的环境分支，比如dev，test，prod。一般使用main分支作为开发分支，对默认分支执行相应的保护策略，防止误操作Wed, 07 Dec 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-12-07-automation-best-practices/https://reborncodinglife.com/posts/2022-12-07-automation-best-practices/一定要有备份的习惯，就算手动修改一个文件，也要先备份再修改Tue, 06 Dec 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-09-06-azure-tips/https://reborncodinglife.com/posts/2022-09-06-azure-tips/通过service principle登录Mon, 05 Sep 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-07-08-type-of-authz/https://reborncodinglife.com/posts/2022-07-08-type-of-authz/最近在学习security相关知识，看到一篇介绍授权的文章，觉得讲得挺好，所以总结下分享给大家：Thu, 07 Jul 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-07-02-home-runbook/https://reborncodinglife.com/posts/2022-07-02-home-runbook/进入sre行业半年了，经常会需要处理一些警告事件，然后把经验记录下来形成runbook，翻译过来就是运行手册，最近发现如果我不在家，家里有些事情家人无法处理，所以想着写一个家庭版的runbook，供家人参考。Thu, 30 Jun 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-05-19-redhat-thoughts-8/https://reborncodinglife.com/posts/2022-05-19-redhat-thoughts-8/来red hat两年了，想写点文章记录一下在red hat的所见所闻，应该会写成一个系列文章，每次分享3点，这是第八篇，主要分享以下3点：Wed, 18 May 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-05-19-chrome-tips/https://reborncodinglife.com/posts/2022-05-19-chrome-tips/cmd + shift + t：恢复关闭的tab cmd + d：将当前页面添加到书签 cmd + ：页面返回或下个页面Wed, 18 May 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-04-21-how-to-check-aap-metrics/https://reborncodinglife.com/posts/2022-04-21-how-to-check-aap-metrics/获取aap controller管理员密码:Wed, 20 Apr 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-04-15-how-to-export-and-import-app-workloads/https://reborncodinglife.com/posts/2022-04-15-how-to-export-and-import-app-workloads/获取aap controller管理员密码:Thu, 14 Apr 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-04-09-redhat-thoughts-7/https://reborncodinglife.com/posts/2022-04-09-redhat-thoughts-7/来red hat两年了，想写点文章记录一下在red hat的所见所闻，应该会写成一个系列文章，每次分享3点，这是第七篇，主要分享以下3点：Fri, 08 Apr 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-04-08-redhat-thoughts-6/https://reborncodinglife.com/posts/2022-04-08-redhat-thoughts-6/来red hat两年了，想写点文章记录一下在red hat的所见所闻，应该会写成一个系列文章，每次分享3点，这是第六篇，主要分享以下3点：Thu, 07 Apr 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-04-06-sre-thoughts-1/https://reborncodinglife.com/posts/2022-04-06-sre-thoughts-1/年初换了岗位，从开发转到sre了，之前没有想过做sre，在领导和同事的建议和推荐下（ps：在此感谢他们的关照），自己也想尝试下不同的岗位，所以选择试试sre。算了下已经在sre岗位4个月了，学习和接触到了很多东西，觉得有必要记录下来。Tue, 05 Apr 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-04-04-redhat-thoughts-5/https://reborncodinglife.com/posts/2022-04-04-redhat-thoughts-5/来red hat两年了，想写点文章记录一下在red hat的所见所闻，应该会写成一个系列文章，每次分享3点，这是第五篇，主要分享以下3点：Sun, 03 Apr 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-04-01-redhat-thoughts-4/https://reborncodinglife.com/posts/2022-04-01-redhat-thoughts-4/来red hat两年了，想写点文章记录一下在red hat的所见所闻，应该会写成一个系列文章，每次分享3点，这是第四篇，主要分享以下3点：Thu, 31 Mar 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-03-30-redhat-thoughts-3/https://reborncodinglife.com/posts/2022-03-30-redhat-thoughts-3/来red hat两年了，想写点文章记录一下在red hat的所见所闻，应该会写成一个系列文章，每次分享3点，这是第三篇，主要分享以下3点：Tue, 29 Mar 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-03-29-redhat-thoughts-2/https://reborncodinglife.com/posts/2022-03-29-redhat-thoughts-2/来red hat两年了，想写点文章记录一下在red hat的所见所闻，应该会写成一个系列文章，每次分享3点，这是第二篇，主要分享以下3点：Mon, 28 Mar 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-03-28-redhat-thoughts-1/https://reborncodinglife.com/posts/2022-03-28-redhat-thoughts-1/来red hat两年了，想写点文章记录一下在red hat的所见所闻，应该会写成一个系列文章，每次分享3点，这是第一篇，主要分享以下3点：Sun, 27 Mar 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-03-21-manage-secret-in-argocd-via-vault/https://reborncodinglife.com/posts/2022-03-21-manage-secret-in-argocd-via-vault/secret如下：Sun, 20 Mar 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-03-09-abbreviation-tips/https://reborncodinglife.com/posts/2022-03-09-abbreviation-tips/AAP (Ansible Automation Platform) AKS (Azure Kubernetes Service) ARO (Azure Red Hat OpenShift) EKS (Amazon Elastic Kubernetes Service)Tue, 08 Mar 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-03-08-prom-alerts-for-pod/https://reborncodinglife.com/posts/2022-03-08-prom-alerts-for-pod/最近需要使用prometheus监控kubernetes环境下的一些pod状态，定义了一些alert，分享一下：Mon, 07 Mar 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-03-01-prom-alertmgr-tips/https://reborncodinglife.com/posts/2022-03-01-prom-alertmgr-tips/查看warning级别的alertMon, 28 Feb 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-01-21-vector-tips/https://reborncodinglife.com/posts/2022-01-21-vector-tips/收集指定的pod日志Thu, 20 Jan 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-01-21-collect-and-forward-pod-log-to-prom-remote-write/https://reborncodinglife.com/posts/2022-01-21-collect-and-forward-pod-log-to-prom-remote-write/ACM Hub：启用了observability service AKS cluster：将AKS导入到ACMThu, 20 Jan 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-01-16-argocd-usage-tips/https://reborncodinglife.com/posts/2022-01-16-argocd-usage-tips/添加集群Sat, 15 Jan 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-01-14-configure-vector-to-collect-pod-log/https://reborncodinglife.com/posts/2022-01-14-configure-vector-to-collect-pod-log/使用helm方式安装vector，这里只安装Agent，Agent主要负责收集kubernetes集群节点上的所有日志。Thu, 13 Jan 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-01-12-install-vault-in-ocp4/https://reborncodinglife.com/posts/2022-01-12-install-vault-in-ocp4/将vault的helm repo克隆到本地，并checkout到最新版本v0.18.0：Tue, 11 Jan 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-01-12-configure-plugin-in-argocd/https://reborncodinglife.com/posts/2022-01-12-configure-plugin-in-argocd/argocd提供了插件功能，方便集成更多个配置管理工具，这里演示如何配置一个插件：Tue, 11 Jan 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-01-09-enable-opa-in-docker/https://reborncodinglife.com/posts/2022-01-09-enable-opa-in-docker/docker可以启用很多插件，这里主要介绍opa插件，用于做策略控制。Sat, 08 Jan 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-01-09-admission-controllers/https://reborncodinglife.com/posts/2022-01-09-admission-controllers/准入控制器会在请求通过认证和授权之后、对象被持久化之前拦截到达api服务器的请求。准入控制过程分为两个阶段。第一阶段，运行变更准入控制器。第二阶段，运行验证准入控制器。 再次提醒，某些控制器既是变更准入控制器又是验证准入控制器。如果任何一个阶段的任何控制器拒绝了该请求，则整个请求将立即被拒绝，...Sat, 08 Jan 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-01-04-ansible-tips/https://reborncodinglife.com/posts/2022-01-04-ansible-tips/all表示所有hostMon, 03 Jan 2022 16:12:05 GMThttps://reborncodinglife.com/posts/2022-01-03-cloud-native-docker-tips/https://reborncodinglife.com/posts/2022-01-03-cloud-native-docker-tips/最近读到一本云原生相关的书，也结合自己使用容器的一些经验，分享下在云原生环境中使用容器的一些技巧：Mon, 03 Jan 2022 04:12:05 GMThttps://reborncodinglife.com/posts/2022-01-03-cloud-native-cicd-tips/https://reborncodinglife.com/posts/2022-01-03-cloud-native-cicd-tips/最近读到一本云原生相关的书，也结合自己在cicd方便的一些经验，分享下在云原生环境中cicd的流程：Mon, 03 Jan 2022 04:12:05 GMThttps://reborncodinglife.com/posts/2021-12-31-read-books/https://reborncodinglife.com/posts/2021-12-31-read-books/半小时漫画 《三国演义》2021-10-31Fri, 31 Dec 2021 07:40:31 GMThttps://reborncodinglife.com/posts/2021-12-31-about-scrum-master/https://reborncodinglife.com/posts/2021-12-31-about-scrum-master/之前在我们squad担任过一段时间的scrum master，于是想把当scrum master期间的一些职责和想法记录下来，当然不同的组织有不同的scrum文化和方式，这里仅供参考：Fri, 31 Dec 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2021-12-29-kubernetes-token-and-kubeconfig/https://reborncodinglife.com/posts/2021-12-29-kubernetes-token-and-kubeconfig/这里仅创建了一个用户token-user1。Tue, 28 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-27-cert-manager-usage/https://reborncodinglife.com/posts/2021-12-27-cert-manager-usage/ca的创建参考：Sun, 26 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-26-kube-bench-usage/https://reborncodinglife.com/posts/2021-12-26-kube-bench-usage/kube-bench是一个go应用程序，它通过运行cis kubernetes benchmark中记录的规则来检查kubernetes是否安全部署。Sat, 25 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-26-enable-https-via-ingress/https://reborncodinglife.com/posts/2021-12-26-enable-https-via-ingress/创建一个nginx deployment并修改了默认页面 /usr/share/nginx/html/index.html为hello nginx，这里先通过http方式创建ingress：Sat, 25 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-26-create-ca-via-cfssl/https://reborncodinglife.com/posts/2021-12-26-create-ca-via-cfssl/可以通过执行cfssl print-defaults config创建默认的配置文件，然后再修改。Sat, 25 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-25-https-with-golang/https://reborncodinglife.com/posts/2021-12-25-https-with-golang/user1作为server端，user2作为client端，即client端需要验证server端证书。Fri, 24 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-24-kustomize-learning/https://reborncodinglife.com/posts/2021-12-24-kustomize-learning/通过kustomize使用kustomization文件定制kubernetes对象Thu, 23 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-23-argocd-learning-1/https://reborncodinglife.com/posts/2021-12-23-argocd-learning-1/或者直接通过ocp的operatorhub安装，ocp的gitops实际是通过argocd实现，在operatorhub查找openshift gitops后，按照默认配置安装到ocp：Wed, 22 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-20-cka-tips/https://reborncodinglife.com/posts/2021-12-20-cka-tips/设置kubectlSun, 19 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-20-cka-practice-16/https://reborncodinglife.com/posts/2021-12-20-cka-practice-16/cka练习（十六）Sun, 19 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-18-cka-practice-15/https://reborncodinglife.com/posts/2021-12-18-cka-practice-15/cka/ckad应试指南：从docker到kubernetes完全攻略 ch-5Fri, 17 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-18-cka-practice-14/https://reborncodinglife.com/posts/2021-12-18-cka-practice-14/cka/ckad应试指南：从docker到kubernetes完全攻略 ch-6Fri, 17 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-18-cka-practice-13/https://reborncodinglife.com/posts/2021-12-18-cka-practice-13/cka/ckad应试指南：从docker到kubernetes完全攻略 ch-7Fri, 17 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-17-install-k8s-on-centos7/https://reborncodinglife.com/posts/2021-12-17-install-k8s-on-centos7/修改节点名字和/etc/hosts文件：Thu, 16 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-17-cka-practice-12/https://reborncodinglife.com/posts/2021-12-17-cka-practice-12/cka/ckad应试指南：从docker到kubernetes完全攻略 ch-8Thu, 16 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-17-cka-practice-11/https://reborncodinglife.com/posts/2021-12-17-cka-practice-11/cka/ckad应试指南：从docker到kubernetes完全攻略 ch-9Thu, 16 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-17-cka-practice-10/https://reborncodinglife.com/posts/2021-12-17-cka-practice-10/cka/ckad应试指南：从docker到kubernetes完全攻略 ch-10Thu, 16 Dec 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-12-16-cka-practice-9/https://reborncodinglife.com/posts/2021-12-16-cka-practice-9/cka/ckad应试指南：从docker到kubernetes完全攻略 ch-11Thu, 16 Dec 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2021-12-15-cka-practice-8/https://reborncodinglife.com/posts/2021-12-15-cka-practice-8/cka/ckad应试指南：从docker到kubernetes完全攻略 ch-12Wed, 15 Dec 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2021-12-13-cka-practice-7/https://reborncodinglife.com/posts/2021-12-13-cka-practice-7/cka/ckad应试指南：从docker到kubernetes完全攻略 ch-15Mon, 13 Dec 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2021-11-30-cka-practice-6/https://reborncodinglife.com/posts/2021-11-30-cka-practice-6/cka/ckad应试指南：从docker到kubernetes完全攻略 ch-13Tue, 30 Nov 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2021-11-27-cka-practice-5/https://reborncodinglife.com/posts/2021-11-27-cka-practice-5/cka练习（五）Sat, 27 Nov 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2021-11-27-cka-practice-4/https://reborncodinglife.com/posts/2021-11-27-cka-practice-4/cka练习（四）Sat, 27 Nov 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2021-11-27-cka-practice-3/https://reborncodinglife.com/posts/2021-11-27-cka-practice-3/cka练习（三）Sat, 27 Nov 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2021-11-20-cka-practice-2/https://reborncodinglife.com/posts/2021-11-20-cka-practice-2/cka练习（二）Sat, 20 Nov 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2021-11-19-cka-practice-1/https://reborncodinglife.com/posts/2021-11-19-cka-practice-1/名字为web 重启策略为always 容器端口80映射到物理机8080 物理机/web目录挂载到容器/usr/share/nginx/html 在容器/usr/share/nginx/html目录中创建index.html，内容为hello dockerFri, 19 Nov 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2021-11-17-use-nodeport-to-access-app-in-kind/https://reborncodinglife.com/posts/2021-11-17-use-nodeport-to-access-app-in-kind/在kind中通过nodeport访问应用Wed, 17 Nov 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2021-11-16-how-to-use-sonarscanner-for-golang/https://reborncodinglife.com/posts/2021-11-16-how-to-use-sonarscanner-for-golang/打开浏览器，进入 http://localhost:9000 ， 默认用户名和密码是：admin:admin ，初次登录需要修改用户名和密码。Tue, 16 Nov 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2021-11-14-e2e-tips-1/https://reborncodinglife.com/posts/2021-11-14-e2e-tips-1/负责维护我们组的e2e，所以记录一下一些想法和建议，方便下次开发e2e参考。Sun, 14 Nov 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2021-11-10-shell-cmd-tips/https://reborncodinglife.com/posts/2021-11-10-shell-cmd-tips/命令查找Tue, 09 Nov 2021 16:12:05 GMThttps://reborncodinglife.com/posts/2021-10-02-vscode-tips/https://reborncodinglife.com/posts/2021-10-02-vscode-tips/多行选择Sat, 02 Oct 2021 04:12:05 GMThttps://reborncodinglife.com/posts/2020-11-09-learn-promql-1/https://reborncodinglife.com/posts/2020-11-09-learn-promql-1/至少包含一个指标名称或者一个标签。Mon, 09 Nov 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-10-30-learn-ginkgo-1/https://reborncodinglife.com/posts/2020-10-30-learn-ginkgo-1/ginkgo学习（一）Thu, 29 Oct 2020 16:12:05 GMThttps://reborncodinglife.com/posts/2020-07-29-migrate-namespace-scoped-operator-to-cluster-scoped/https://reborncodinglife.com/posts/2020-07-29-migrate-namespace-scoped-operator-to-cluster-scoped/在main.go中，manager.New时，将namespace参数修改成空。Wed, 29 Jul 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-07-21-kubernetes-user-via-csr/https://reborncodinglife.com/posts/2020-07-21-kubernetes-user-via-csr/通过csr创建kubernetes用户Tue, 21 Jul 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-07-20-ocp43-config-user/https://reborncodinglife.com/posts/2020-07-20-ocp43-config-user/ocp4.3配置htpasswd用户Mon, 20 Jul 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-07-20-config-rbac-to-user/https://reborncodinglife.com/posts/2020-07-20-config-rbac-to-user/这里给viewer用户查看default namespace pod的权限，如下：Mon, 20 Jul 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-07-03-prometheus-filter-metrics/https://reborncodinglife.com/posts/2020-07-03-prometheus-filter-metrics/打开prometheus ui: http://localhost:9090/graph 查看指标数据，可以看到goinfo和gogcdurationseconds指标数据都不存在。通过配置metricrelabelconfigs可以将匹配的指标数据丢弃。Fri, 03 Jul 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-07-02-send-data-to-prometheus-remote-write-endpoint-via-curl/https://reborncodinglife.com/posts/2020-07-02-send-data-to-prometheus-remote-write-endpoint-via-curl/以下代码是我参考prometheus官方给出的remote write adapter修改的：Thu, 02 Jul 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-07-02-run-prometheus-ocp4/https://reborncodinglife.com/posts/2020-07-02-run-prometheus-ocp4/deploymentThu, 02 Jul 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-06-29-prometheus-remote-write-fitler/https://reborncodinglife.com/posts/2020-06-29-prometheus-remote-write-fitler/以下代码是我参考prometheus官方给出的remote write adapter修改的：Mon, 29 Jun 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-06-28-prometheus-remote-write-adapter/https://reborncodinglife.com/posts/2020-06-28-prometheus-remote-write-adapter/以下代码是我参考prometheus官方给出的remote write adapter修改的：Sun, 28 Jun 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-04-23-helm-tips/https://reborncodinglife.com/posts/2020-04-23-helm-tips/安装helmWed, 22 Apr 2020 16:12:05 GMThttps://reborncodinglife.com/posts/2020-04-13-awesome-software-tools-1/https://reborncodinglife.com/posts/2020-04-13-awesome-software-tools-1/分享我日常工作中经常使用且觉得不错的软件工具，每次分享3个。Mon, 13 Apr 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-03-24-minio-usage/https://reborncodinglife.com/posts/2020-03-24-minio-usage/minio是一个对象存储服务。它兼容亚马逊s3云存储服务接口，非常适合于存储大容量非结构化的数据，例如图片、视频、日志文件、备份数据和容器/虚拟机镜像等，而一个对象文件可以是任意大小，从几kb到最大5t不等。Tue, 24 Mar 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-03-23-pv-and-pvc-via-nfs/https://reborncodinglife.com/posts/2020-03-23-pv-and-pvc-via-nfs/在/etc/exports中添加一下内容：Mon, 23 Mar 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-03-23-grafana-access-ocp43-prometheus/https://reborncodinglife.com/posts/2020-03-23-grafana-access-ocp43-prometheus/ocp4.3自带了prometheus和grafana，默认在openshift-monitoring namespace下面，但是用户不能修改openshift-monitoring namespace下的资源，比如你无法修改系统自带的grafana的dashboard。如果你修改了相应的资...Mon, 23 Mar 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-03-17-prometheus-grafana-via-docker/https://reborncodinglife.com/posts/2020-03-17-prometheus-grafana-via-docker/使用docker方式启动prometheus：Tue, 17 Mar 2020 10:23:05 GMThttps://reborncodinglife.com/posts/2020-03-14-install-mongodb-on-rhels7/https://reborncodinglife.com/posts/2020-03-14-install-mongodb-on-rhels7/这里会分别安装以下包：Fri, 13 Mar 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-03-13-ocp-svc-via-ingress/https://reborncodinglife.com/posts/2020-03-13-ocp-svc-via-ingress/这里需要注意，需要在你的/etc/hosts文件中添加相应的ip和host映射，例如：Fri, 13 Mar 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-03-12-ocp-svc-via-route/https://reborncodinglife.com/posts/2020-03-12-ocp-svc-via-route/这里需要注意，如果你是通过手动方式创建route，那么需要在你的/etc/hosts文件中添加相应的ip和host映射，例如：Thu, 12 Mar 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-03-10-ocp-svc-via-nodeport/https://reborncodinglife.com/posts/2020-03-10-ocp-svc-via-nodeport/nodeport方式访问ocp应用Tue, 10 Mar 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-03-01-monitoring-your-own-services-with-prometheus/https://reborncodinglife.com/posts/2020-03-01-monitoring-your-own-services-with-prometheus/在cluster-monitoring-config中添加以下字段：Sun, 01 Mar 2020 04:12:05 GMThttps://reborncodinglife.com/posts/2020-02-29-reading-changes-1/https://reborncodinglife.com/posts/2020-02-29-reading-changes-1/很久以前就想写一篇文章，记录自己不断阅读带来的改变，之前还想着用这个topic去reading club给大家分享下，最后还是没有去成。今天心血来潮，先分享以下3点：Fri, 28 Feb 2020 16:12:05 GMThttps://reborncodinglife.com/posts/2020-02-18-go-dep-to-mod/https://reborncodinglife.com/posts/2020-02-18-go-dep-to-mod/从go.mod中将相应的行删除。Mon, 17 Feb 2020 16:12:05 GMThttps://reborncodinglife.com/posts/2020-02-17-thanos-1/https://reborncodinglife.com/posts/2020-02-17-thanos-1/提到thanos，一般会介绍prometheus监控系统，它能够实时查询数百万个指标数据，并提供一套强大的查询语言，用户可以通过该语言从这些指标数据中提取有用的信息，但是大规模prometheus集群会存在一些问题，thanos就是为了解决这些问题而存在：Sun, 16 Feb 2020 16:12:05 GMThttps://reborncodinglife.com/posts/2019-12-31-read-books/https://reborncodinglife.com/posts/2019-12-31-read-books/黑客与画家 2019-01-04Tue, 31 Dec 2019 12:04:01 GMThttps://reborncodinglife.com/posts/2019-09-27-kubernetes-network-2/https://reborncodinglife.com/posts/2019-09-27-kubernetes-network-2/纯三层的网络解决方案：flannel的host-gw模式和calico模式。Thu, 26 Sep 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-09-26-kubernetes-service-via-node-port/https://reborncodinglife.com/posts/2019-09-26-kubernetes-service-via-node-port/deployment和service定义如下：Wed, 25 Sep 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-09-26-kubernetes-service-via-cluster-ip/https://reborncodinglife.com/posts/2019-09-26-kubernetes-service-via-cluster-ip/deployment和service定义如下：Wed, 25 Sep 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-09-25-kubernetes-network-1/https://reborncodinglife.com/posts/2019-09-25-kubernetes-network-1/flannel的vxlan模式中，kubernetes借助cni接口，维护了一个类似docker0的网桥，即cni网桥cni0。完成容器的跨主通信。cni网桥只会接管由其创建的容器之间的容器。cni主要功能是kubernetes启动infra容器后，调用相应的cni插件，为infra容器的ne...Tue, 24 Sep 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-09-20-docker-network-3/https://reborncodinglife.com/posts/2019-09-20-docker-network-3/默认配置下，docker在不同宿主机上创建的容器无法通过ip地址相互访问。而相同宿主机上的容器借助docker0网桥模式可以通过ip相互访问。网桥设备转发数据包的依据，是来自转发数据库（forwarding database FDB），FDB记录了二层数据帧应该通过那个接口设备发送到目的主机，...Thu, 19 Sep 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-09-19-docker-network-2/https://reborncodinglife.com/posts/2019-09-19-docker-network-2/单机docker的容器是通过docker0网桥（虚拟交换机或者虚拟网桥）实现通信。如下：Wed, 18 Sep 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-09-18-docker-network-1/https://reborncodinglife.com/posts/2019-09-18-docker-network-1/容器提供了以下4种网络模式：Tue, 17 Sep 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-09-17-pod-use-secret-via-vol/https://reborncodinglife.com/posts/2019-09-17-pod-use-secret-via-vol/在pod中需要使用一些敏感信息，如passwd、token等，一般通过secret将这些敏感信息传递给pod，本文主要介绍如何通过vol方式传递secret给pod使用，传递的secret主要有2个值，id和key，下面是详细步骤：Mon, 16 Sep 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-09-16-pod-tips-1/https://reborncodinglife.com/posts/2019-09-16-pod-tips-1/pod知识汇总：Sun, 15 Sep 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-09-13-vim-cmd-tips/https://reborncodinglife.com/posts/2019-09-13-vim-cmd-tips/删除全部Thu, 12 Sep 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-09-12-learn-network-1/https://reborncodinglife.com/posts/2019-09-12-learn-network-1/协议三要素：Thu, 12 Sep 2019 12:04:01 GMThttps://reborncodinglife.com/posts/2019-09-12-docker-cmd-tips/https://reborncodinglife.com/posts/2019-09-12-docker-cmd-tips/docker覆盖entrypointWed, 11 Sep 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-09-11-kubectl-tips/https://reborncodinglife.com/posts/2019-09-11-kubectl-tips/kubectl使用指定的配置文件Tue, 10 Sep 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-09-10-git-cmd-tips/https://reborncodinglife.com/posts/2019-09-10-git-cmd-tips/和上游同步Mon, 09 Sep 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-08-30-config-pod-liveness/https://reborncodinglife.com/posts/2019-08-30-config-pod-liveness/存活探针（livenessProbe）主要功能是确定何时重启容器，yaml文件如下：Fri, 30 Aug 2019 12:04:01 GMThttps://reborncodinglife.com/posts/2019-08-02-docker-run-shell-issue-1/https://reborncodinglife.com/posts/2019-08-02-docker-run-shell-issue-1/这里有2个文件，分别是dockerfile和shell脚本，dockerfile的主要功能就是将shell脚本复制到容器中运行，shell脚本只有一个echo语句，表示脚本运行完毕。Fri, 02 Aug 2019 12:04:01 GMThttps://reborncodinglife.com/posts/2019-07-03-pod-use-secret-via-env/https://reborncodinglife.com/posts/2019-07-03-pod-use-secret-via-env/在pod中需要使用一些敏感信息，如passwd、apitoken等，一般通过secret将这些敏感信息传递给pod，本文主要介绍如何通过环境变量方式传递secret给pod使用，传递的secret主要有2个值，id和key，下面是详细步骤：Tue, 02 Jul 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-07-02-add-configmap-to-vol/https://reborncodinglife.com/posts/2019-07-02-add-configmap-to-vol/这里将configmap挂载到/etc/config目录，然后在容器中运行命令查看该文件内容，最后查看pod的日志，确实输出了文件的内容：Mon, 01 Jul 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-06-10-install-istio-via-kind/https://reborncodinglife.com/posts/2019-06-10-install-istio-via-kind/需要提前部署好kind和helm。Sun, 09 Jun 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-06-02-travis-introduce/https://reborncodinglife.com/posts/2019-06-02-travis-introduce/travis提供的是持续集成服务。只要有新的代码提交，就会自动pull。然后提供一个运行环境，执行测试，完成构建，还能部署到服务器。对一些敏感的信息，提供文字加密后和文件加密功能。Sat, 01 Jun 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-05-27-my-mac-software/https://reborncodinglife.com/posts/2019-05-27-my-mac-software/本文主要记录我经常使用的mac软件，持续更新中。Sun, 26 May 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-05-26-my-sublime-plugin/https://reborncodinglife.com/posts/2019-05-26-my-sublime-plugin/本文主要记录我经常使用的sublime插件，持续更新中。Sat, 25 May 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-05-24-squash-commits-into-one-with-git/https://reborncodinglife.com/posts/2019-05-24-squash-commits-into-one-with-git/执行git log查看提交记录：Thu, 23 May 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-05-24-docker-manifest-feature/https://reborncodinglife.com/posts/2019-05-24-docker-manifest-feature/一直都是在x8664平台下编译docker镜像，最近因为需要在powerpc和z上面编译docker镜像，发现同一个镜像在不同的平台运行，结果竟然不一样，因为按docker的镜像机制，同一个镜像不应该出现不同行为，仔细分析后发现是docker提供了manifest功能，进而支持多平台，用户不需...Thu, 23 May 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-05-16-helm-learning-1/https://reborncodinglife.com/posts/2019-05-16-helm-learning-1/helm的主要功能是封装kubernetes应用，并对应用进行版本管理、依赖管理、升级回滚，方便部署kubernetes应用。通过helm部署kubernetes应用时，实际是将templates渲染成kubernetes能识别的yaml格式的资源描述文件。helm采用c/s架构，由helm...Wed, 15 May 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-05-12-my-mac-shortcut/https://reborncodinglife.com/posts/2019-05-12-my-mac-shortcut/本文主要记录我初次使用mac过程中的常用快捷键，持续更新中。Sat, 11 May 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-05-09-kubernetes-ecosystem/https://reborncodinglife.com/posts/2019-05-09-kubernetes-ecosystem/本文主要简单介绍kubernetes生态系统中的相关软件、组件、特性及缩写，持续更新中，更新的原则就是：我在学习kubernetes过程觉得重要或者记不住。Wed, 08 May 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-05-06-about-kubernetes-components/https://reborncodinglife.com/posts/2019-05-06-about-kubernetes-components/最近开始学习kubernetes，于是想把学习到的知识点记录下来，当成自己的学习输出。本文主要介绍kubernetes节点中的相关组件。在kubernetes集群中，存在2种节点，master节点和node节点，master节点主要是管理节点，作为集群管理的入口，负责管理集群。node节点是计...Sun, 05 May 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-04-14-about-job-hopping/https://reborncodinglife.com/posts/2019-04-14-about-job-hopping/年前就有想换工作的打算，于是在回贵州过春节之前，投了几个简历，过完春节从贵州回西安的第二天，就参加了一个面试，主要是go语言开发，做区块链相关工作，面试过程挺nice，面试的马老师和我还聊到写代码用的ide，我记得马老师说他喜欢atom，我说我钟爱sublime，前后大概一个小时左右，最后是h...Sat, 13 Apr 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-03-28-about-cluster-job-scheduler/https://reborncodinglife.com/posts/2019-03-28-about-cluster-job-scheduler/进入hpc行业4年多了，一直都是负责集群作业调度系统的开发，最近工作中实现了一个简单的集群作业调度系统。因此想借此机会，将我对集群作业调度系统的一些认知和见解记录下来。Wed, 27 Mar 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-01-19-about-my-reading-time/https://reborncodinglife.com/posts/2019-01-19-about-my-reading-time/之前我发了一篇文章2018年阅读书单，记录我2018年的阅读书籍。经常有人问我哪来那么多时间读书，如何在1天内读完那么多书。所以在这里简单给大家介绍下我的阅读时间。Fri, 18 Jan 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-01-17-shell-knowledge-share-deepnorth/https://reborncodinglife.com/posts/2019-01-17-shell-knowledge-share-deepnorth/cdpkg cdpython cdmatching cdsched cdd cdm cdsWed, 16 Jan 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-01-07-python-tricks-18/https://reborncodinglife.com/posts/2019-01-07-python-tricks-18/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Sun, 06 Jan 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2019-01-05-python-tricks-17/https://reborncodinglife.com/posts/2019-01-05-python-tricks-17/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Fri, 04 Jan 2019 16:12:05 GMThttps://reborncodinglife.com/posts/2018-12-31-resignation-essay/https://reborncodinglife.com/posts/2018-12-31-resignation-essay/08月31日，正式从原单位离职，到现在已经4个月了，博客也从离职以来没有怎么更新，一直想记录一下离职这段时间的一些想法，所以随便写点什么，更新下博客也好。Mon, 31 Dec 2018 02:04:01 GMThttps://reborncodinglife.com/posts/2018-12-28-read-books-2018/https://reborncodinglife.com/posts/2018-12-28-read-books-2018/从0到1：开启商业与未来的秘密 2018-01-01Fri, 28 Dec 2018 12:04:01 GMThttps://reborncodinglife.com/posts/2018-11-22-golang-knowledge-share-deepnorth/https://reborncodinglife.com/posts/2018-11-22-golang-knowledge-share-deepnorth/编译型语言，编译速度快Wed, 21 Nov 2018 16:12:05 GMThttps://reborncodinglife.com/posts/2018-08-24-python-tricks-16/https://reborncodinglife.com/posts/2018-08-24-python-tricks-16/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Thu, 23 Aug 2018 16:12:05 GMThttps://reborncodinglife.com/posts/2018-08-16-python-tricks-15/https://reborncodinglife.com/posts/2018-08-16-python-tricks-15/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Wed, 15 Aug 2018 16:12:05 GMThttps://reborncodinglife.com/posts/2018-08-13-python-tricks-14/https://reborncodinglife.com/posts/2018-08-13-python-tricks-14/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Sun, 12 Aug 2018 16:12:05 GMThttps://reborncodinglife.com/posts/2018-07-24-hdp-faq-2/https://reborncodinglife.com/posts/2018-07-24-hdp-faq-2/1）某些服务或子服务启动失败时，如果重启所有服务后依然失败，进入Ambari Hosts页面，单独在节点启动服务或子服务试试，如果还是启动失败，进入/var/log目录查看相应服务的日志。Mon, 23 Jul 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-07-23-install-hadoop-on-centos7/https://reborncodinglife.com/posts/2018-07-23-install-hadoop-on-centos7/1）如果系统已经安装java，通过以下方式设置java相关环境变量：Mon, 23 Jul 2018 11:05:00 GMThttps://reborncodinglife.com/posts/2018-07-23-hdp-faq-1/https://reborncodinglife.com/posts/2018-07-23-hdp-faq-1/1）安装HDP时，如果打印如下错误信息：Sun, 22 Jul 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-07-19-shell-tricks-9/https://reborncodinglife.com/posts/2018-07-19-shell-tricks-9/这是一个系列文章，主要分享shell（部分功能仅适用于bash）的使用建议和技巧，每次分享3点，希望你能有所收获。Wed, 18 Jul 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-06-29-shell-tricks-8/https://reborncodinglife.com/posts/2018-06-29-shell-tricks-8/这是一个系列文章，主要分享shell（部分功能仅适用于bash）的使用建议和技巧，每次分享3点，希望你能有所收获。Thu, 28 Jun 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-06-25-install-openmpi-from-source-on-centos/https://reborncodinglife.com/posts/2018-06-25-install-openmpi-from-source-on-centos/通过官方网站提供的下载地址：https://download.open-mpi.org/release/open-mpi/v3.1/openmpi-3.1.0.tar.gz，下载3.1版的openmpi，在命令行执行如下命令，会将openmpi-3.1.0.tar.gz文件下载到当前目录：Sun, 24 Jun 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-06-21-shell-tricks-7/https://reborncodinglife.com/posts/2018-06-21-shell-tricks-7/这是一个系列文章，主要分享shell（部分功能仅适用于bash）的使用建议和技巧，每次分享3点，希望你能有所收获。Wed, 20 Jun 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-06-20-python-tricks-13/https://reborncodinglife.com/posts/2018-06-20-python-tricks-13/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Tue, 19 Jun 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-06-15-python-tricks-12/https://reborncodinglife.com/posts/2018-06-15-python-tricks-12/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Fri, 15 Jun 2018 13:12:05 GMThttps://reborncodinglife.com/posts/2018-06-14-python-tricks-11/https://reborncodinglife.com/posts/2018-06-14-python-tricks-11/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Wed, 13 Jun 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-06-12-shell-tricks-6/https://reborncodinglife.com/posts/2018-06-12-shell-tricks-6/这是一个系列文章，主要分享shell（部分功能仅适用于bash）的使用建议和技巧，每次分享3点，希望你能有所收获。Mon, 11 Jun 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-06-05-shell-tricks-5/https://reborncodinglife.com/posts/2018-06-05-shell-tricks-5/这是一个系列文章，主要分享shell（部分功能仅适用于bash）的使用建议和技巧，每次分享3点，希望你能有所收获。Mon, 04 Jun 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-06-02-badminton-get-ready-after-low-service-in-doubles/https://reborncodinglife.com/posts/2018-06-02-badminton-get-ready-after-low-service-in-doubles/上次分享了双打如何反手发网前小球，这次主要分享反手发网前小球后的注意事项。Sat, 02 Jun 2018 04:36:00 GMThttps://reborncodinglife.com/posts/2018-05-31-how-to-binding-cpu-on-linux/https://reborncodinglife.com/posts/2018-05-31-how-to-binding-cpu-on-linux/所谓cpu绑定，其实就是对进程或线程设置相应的cpu亲和力（affinity），确保进程或线程只会在设置了相应标志位的cpu上运行，进而提高应用对cpu的使用效率。如果应用可以在多个cpu上运行，操作系统会在cpu之间频繁切换应用，引起cpu缓存失效，降低缓存的命中率，导致cpu的使用效率下降...Wed, 30 May 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-05-29-checkpoint-restore-linux-application-by-criu/https://reborncodinglife.com/posts/2018-05-29-checkpoint-restore-linux-application-by-criu/criu是linux平台在用户空间实现checkpoint/restore功能的工具软件。通过该工具，可以冻结正在运行的应用程序或者其中的一部分，并将应用程序的执行状态以文件形式保存在磁盘上，然后通过这些快照文件，可以将应用程序从冻结的时间点恢复回来继续运行。借助该软件，可以实现应用的实时迁移...Mon, 28 May 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-05-21-golang-tricks-3/https://reborncodinglife.com/posts/2018-05-21-golang-tricks-3/这是一个系列文章，主要分享go的使用建议和技巧，每次分享3点，希望你能有所收获。Sun, 20 May 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-05-19-badminton-backhand-low-service-in-doubles/https://reborncodinglife.com/posts/2018-05-19-badminton-backhand-low-service-in-doubles/最近打球觉得进步不大，貌似到瓶颈期了，需要突破一下，所以想花点时间看看羽毛球教学视频，提高一下自己的球技，于是在网上找了李在福老师的羽毛球双打教学视频，学习每集视频的内容，然后总结分享给大家，我会一直更新，每次分享一个视频学习要点，希望你能有所收获。Sat, 19 May 2018 03:35:00 GMThttps://reborncodinglife.com/posts/2018-05-12-breadth-first-search-in-golang/https://reborncodinglife.com/posts/2018-05-12-breadth-first-search-in-golang/广度优先搜索算法（Breadth First Search，缩写为BFS），又译作宽度优先搜索，或横向优先搜索，是一种图形搜索算法。简单的说，广度优先搜索算法是从根节点开始，沿着树的宽度遍历树的节点。如果所有节点均被访问，则算法中止。借助广度优先搜索算法，可以让你找出两样东西之间的最短距离。Tue, 15 May 2018 14:32:00 GMThttps://reborncodinglife.com/posts/2018-05-11-golang-tricks-2/https://reborncodinglife.com/posts/2018-05-11-golang-tricks-2/这是一个系列文章，主要分享go的使用建议和技巧，每次分享3点，希望你能有所收获。Thu, 10 May 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-05-09-golang-tricks-1/https://reborncodinglife.com/posts/2018-05-09-golang-tricks-1/这是一个系列文章，主要分享go的使用建议和技巧，每次分享3点，希望你能有所收获。Tue, 08 May 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-04-29-how-to-create-dynamic-lib-in-golang/https://reborncodinglife.com/posts/2018-04-29-how-to-create-dynamic-lib-in-golang/本文主要介绍go语言动态库的编译和使用方法，以linux平台为例，windows平台步骤一样，具体环境如下：Sun, 29 Apr 2018 05:06:00 GMThttps://reborncodinglife.com/posts/2018-04-27-how-to-create-static-lib-in-golang/https://reborncodinglife.com/posts/2018-04-27-how-to-create-static-lib-in-golang/本文主要介绍go语言静态库的编译和使用方法，以windows平台为例，linux平台步骤一样，具体环境如下：Fri, 27 Apr 2018 14:30:00 GMThttps://reborncodinglife.com/posts/2018-04-20-shell-tricks-4/https://reborncodinglife.com/posts/2018-04-20-shell-tricks-4/这是一个系列文章，主要分享shell（部分功能仅适用于bash）的使用建议和技巧，每次分享3点，希望你能有所收获。Thu, 19 Apr 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-04-16-python-tricks-10/https://reborncodinglife.com/posts/2018-04-16-python-tricks-10/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Sun, 15 Apr 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-04-13-shell-tricks-3/https://reborncodinglife.com/posts/2018-04-13-shell-tricks-3/这是一个系列文章，主要分享shell（部分功能仅适用于bash）的使用建议和技巧，每次分享3点，希望你能有所收获。Fri, 13 Apr 2018 15:35:00 GMThttps://reborncodinglife.com/posts/2018-04-10-shell-tricks-2/https://reborncodinglife.com/posts/2018-04-10-shell-tricks-2/这是一个系列文章，主要分享shell（部分功能仅适用于bash）的使用建议和技巧，每次分享3点，希望你能有所收获。Mon, 09 Apr 2018 16:05:01 GMThttps://reborncodinglife.com/posts/2018-04-03-shell-tricks-1/https://reborncodinglife.com/posts/2018-04-03-shell-tricks-1/这是一个系列文章，主要分享shell（部分功能仅适用于bash）的使用建议和技巧，每次分享3点，希望你能有所收获。Mon, 02 Apr 2018 16:05:01 GMThttps://reborncodinglife.com/posts/2018-04-02-python-tricks-9/https://reborncodinglife.com/posts/2018-04-02-python-tricks-9/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Sun, 01 Apr 2018 16:05:01 GMThttps://reborncodinglife.com/posts/2018-03-04-install-docker-on-centos7/https://reborncodinglife.com/posts/2018-03-04-install-docker-on-centos7/最近工作中需要用到docker，所以决定自己搭建一个docker环境，于是选择在virtualbox上安装centos7虚拟机，并在虚拟机上安装docker，没搭建环境之前，觉得应该很简单，没想到折腾了好长时间。比如安装的centos7版本不支持docker，最后导致重装，所以特此记录下安装步...Sun, 04 Mar 2018 15:55:00 GMThttps://reborncodinglife.com/posts/2018-03-01-python-tricks-8/https://reborncodinglife.com/posts/2018-03-01-python-tricks-8/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Wed, 28 Feb 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-02-26-python-tricks-7/https://reborncodinglife.com/posts/2018-02-26-python-tricks-7/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Mon, 26 Feb 2018 12:04:01 GMThttps://reborncodinglife.com/posts/2018-02-08-install-redis-on-windows/https://reborncodinglife.com/posts/2018-02-08-install-redis-on-windows/redis官方网站专门说明了，redis不支持windows平台，但是Microsoft Open Tech开发并维护了一个windows版的redis，如下：Wed, 07 Feb 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-02-07-python-tricks-6/https://reborncodinglife.com/posts/2018-02-07-python-tricks-6/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Wed, 07 Feb 2018 12:33:01 GMThttps://reborncodinglife.com/posts/2018-02-06-create-tmp-file-tips/https://reborncodinglife.com/posts/2018-02-06-create-tmp-file-tips/记录下来是因为当时谷歌这个问题时发现，网上也有很多人遇到这个问题，我也因为这个问题导致了一个bug，所以告诫自己以后使用API多仔细看看文档。Mon, 05 Feb 2018 16:05:00 GMThttps://reborncodinglife.com/posts/2018-01-31-python-tricks-5/https://reborncodinglife.com/posts/2018-01-31-python-tricks-5/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Wed, 31 Jan 2018 14:59:00 GMThttps://reborncodinglife.com/posts/2018-01-30-python-tricks-4/https://reborncodinglife.com/posts/2018-01-30-python-tricks-4/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Mon, 29 Jan 2018 16:05:01 GMThttps://reborncodinglife.com/posts/2018-01-29-python-tricks-3/https://reborncodinglife.com/posts/2018-01-29-python-tricks-3/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Sun, 28 Jan 2018 16:05:01 GMThttps://reborncodinglife.com/posts/2018-01-26-python-tricks-2/https://reborncodinglife.com/posts/2018-01-26-python-tricks-2/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Fri, 26 Jan 2018 14:13:32 GMThttps://reborncodinglife.com/posts/2018-01-25-python-tricks-1/https://reborncodinglife.com/posts/2018-01-25-python-tricks-1/这是一个系列文章，主要分享python的使用建议和技巧，每次分享3点，希望你能有所收获。Thu, 25 Jan 2018 13:55:32 GMThttps://reborncodinglife.com/posts/2018-01-11-thoughts-about-coding-3/https://reborncodinglife.com/posts/2018-01-11-thoughts-about-coding-3/最近的主要工作就是bug fix，所以借此机会总结下，都是bug fix的相关内容，其实是我工作中遇到的一些小问题，有些道理很简单，但没经历过，也就未必明白。本次主要分享以下5点：Thu, 11 Jan 2018 07:51:32 GMThttps://reborncodinglife.com/posts/2018-01-07-review-2017-jell/https://reborncodinglife.com/posts/2018-01-07-review-2017-jell/2017年，是我人生经历中最波澜壮阔的一年，甚至有一个“浪”，直接把我的价值观都掀翻，在之前30年来建立的自信在那2个月里全部崩盘，那段日子里，我的世界是灰暗的。Sun, 07 Jan 2018 14:04:32 GMThttps://reborncodinglife.com/posts/2018-01-07-review-2017/https://reborncodinglife.com/posts/2018-01-07-review-2017/不知道用什么作为本文标题，和Jell说，我想记录一下2017年的一些人和事，但是不想写成总结，因为实在不好意思说出“总结”这个词，虎头蛇尾，年初定的好多目标和计划都未实现，着实惭愧。说着说着蹦出“回味”这个词，一想挺好，权当回味一下吧，所以有了回味2017。这里记录的人和事没有什么顺序可言，想...Sun, 07 Jan 2018 13:41:32 GMThttps://reborncodinglife.com/posts/2018-01-06-read-books-2017/https://reborncodinglife.com/posts/2018-01-06-read-books-2017/若为自由故(自由软件之父理查德·斯托曼传) 2017-01-01Sat, 06 Jan 2018 13:08:32 GMThttps://reborncodinglife.com/posts/2017-07-01-thoughts-about-coding-2/https://reborncodinglife.com/posts/2017-07-01-thoughts-about-coding-2/继coding感想（一）之后，有了这篇coding感想（二），主要是因为最近几天接触了一些比较“生猛”的代码，所以想借助本文总结下，本次分享主要有以下4个方面：Sat, 01 Jul 2017 11:56:32 GMThttps://reborncodinglife.com/posts/2017-06-06-bubble-sort/https://reborncodinglife.com/posts/2017-06-06-bubble-sort/冒泡排序，顾名思义就是像冒泡一样进行排序，那么是怎么个冒泡法呢？Tue, 06 Jun 2017 14:26:32 GMThttps://reborncodinglife.com/posts/2017-05-19-awesome-books-share-1/https://reborncodinglife.com/posts/2017-05-19-awesome-books-share-1/最近突生一个想法，想从我读过的书中，挑一些我觉得很不错的分享给大家。好书就应该分享出来让更多的人知道，让更多的人受益。因为我也是通过别人的分享才知道这些好书，所以我希望自己也能将这份分享传递下去。Fri, 19 May 2017 14:05:32 GMThttps://reborncodinglife.com/posts/2017-04-21-concurrent-access-map-tips/https://reborncodinglife.com/posts/2017-04-21-concurrent-access-map-tips/go提供了一种叫map的数据结构，可以翻译成映射，对应于其他语言的字典、哈希表。借助map，可以定义一个键和值，然后可以从map中获取、设置和删除这个值，尤其适合数据查找的场景。但是map的使用有一定的限制，如果是在单个协程中读写map，那么不会存在什么问题，如果是多个协程并发访问一个map，...Fri, 21 Apr 2017 12:37:32 GMThttps://reborncodinglife.com/posts/2017-04-18-talk-tips-1/https://reborncodinglife.com/posts/2017-04-18-talk-tips-1/最近有幸读了一本叫《好好说话》的书，学习到一些说话的方式和技巧，所以反思了下自己平时的说话方式，觉得有很多地方需要改进。当然，要突然改变自己的说话方式确实不太现实，因为一个人的说话方式很大程度取决于其性格，另外和受教育程度也有很大关系，但是可以慢慢来，一点点改变，一点点适应，尽量避免无效沟通，...Tue, 18 Apr 2017 14:13:32 GMThttps://reborncodinglife.com/posts/2017-04-14-about-queue-by-go/https://reborncodinglife.com/posts/2017-04-14-about-queue-by-go/最近由于工作原因，需要自己实现一个类似队列的数据结构，所以想写篇文章记录并总结下队列的相关内容，主要有以下4点：Fri, 14 Apr 2017 14:35:32 GMThttps://reborncodinglife.com/posts/2017-04-04-go-for-range-tips/https://reborncodinglife.com/posts/2017-04-04-go-for-range-tips/go只提供了一种循环方式，即for循环，在使用时可以像c那样使用，也可以通过for range方式遍历容器类型如数组、切片和映射。但是在使用for range时，如果使用不当，就会出现一些问题，导致程序运行行为不如预期。比如，下面的示例程序将遍历一个切片，并将切片的值当成映射的键和值存入，切片...Tue, 04 Apr 2017 03:13:32 GMThttps://reborncodinglife.com/posts/2017-03-30-go-list-remove-all-elements-tips/https://reborncodinglife.com/posts/2017-03-30-go-list-remove-all-elements-tips/go提供了一个list包，类似python的list，可以存储任意类型的数据，并提供了相应的API，如下：Thu, 30 Mar 2017 13:05:32 GMThttps://reborncodinglife.com/posts/2017-03-25-doubles-position-about-badminton/https://reborncodinglife.com/posts/2017-03-25-doubles-position-about-badminton/在上篇文章《羽毛球随想（一）》中，我对双打站位的理解有点过于狭隘，文中一直强调前后站位，发球人站前面，相应队友站后面。其实不然，双打时一直前后站位一般用于“一强一弱”的双打选手。如果选手之间的技术水平都差不多时，就不推荐一直前后站位了，需要进行轮换，比如由进攻阵势进入防守阵势时，或者由防守阵势...Sat, 25 Mar 2017 08:09:32 GMThttps://reborncodinglife.com/posts/2017-03-07-thoughts-about-badminton/https://reborncodinglife.com/posts/2017-03-07-thoughts-about-badminton/上周末参加球友组织的羽毛球活动，双打时连输2场比赛，有点不爽。当然，输球主要原因在我，失误太多，发球都丢好几分，所以有了此文，算是个小总结吧。从广州归来以后开始正式学习打球，距今也一年有余，每周都至少打球一次，也算有一年多的球龄了，多少还是知道点基本技巧的，先分享以下4个方面。Tue, 07 Mar 2017 13:28:32 GMThttps://reborncodinglife.com/posts/2017-02-15-reading-notes-about-design/https://reborncodinglife.com/posts/2017-02-15-reading-notes-about-design/2017年，计划再读一遍《黑客与画家》，在这本书中，我最喜欢的一章是第九章 设计者的品味。作者介绍了一个优秀的设计应该具备的一些特性，读完很受用，所以摘录本章部分内容分享给大家。Wed, 15 Feb 2017 13:13:32 GMThttps://reborncodinglife.com/posts/2017-02-13-thoughts-about-job-2/https://reborncodinglife.com/posts/2017-02-13-thoughts-about-job-2/去年8月份，写了一篇工作感想（一），时隔半年有余，也有些想法，特记录于此，主要有以下5点：Mon, 13 Feb 2017 09:26:32 GMThttps://reborncodinglife.com/posts/2017-01-22-plan-2017/https://reborncodinglife.com/posts/2017-01-22-plan-2017/2016年写的Plan 2016有些效果，所以有了这篇Plan 2017，计划还是要有的，万一实现了呢。Sun, 22 Jan 2017 12:10:31 GMThttps://reborncodinglife.com/posts/2017-01-07-summary-2016/https://reborncodinglife.com/posts/2017-01-07-summary-2016/去年这个时候，为自己的2016年写了一个计划--Plan 2016，一年过去了，所以有了这篇Summary 2016，主要是想看看去年的想法和计划实施了多少，虽说计划赶不上变化快，但是有计划总比没有强。其实，有时候适当的吹吹牛也好，当自己犹豫的时候就会想到自己曾经吹的牛皮，多少还是有点顾忌的。...Sat, 07 Jan 2017 02:34:31 GMThttps://reborncodinglife.com/posts/2016-12-29-how-to-debug-windows-stackdump/https://reborncodinglife.com/posts/2016-12-29-how-to-debug-windows-stackdump/在windows上，通过cygwin编译的c程序在运行时，若有内存错误也会产生类似linux上的core文件，但是该文件一般是以stackdump为后缀的文本文件，且文件提供的信息有限，只包含了程序coredump时函数调用的栈信息，不能像linux一样使用gdb调试。所以，在windows平...Thu, 29 Dec 2016 12:52:32 GMThttps://reborncodinglife.com/posts/2016-12-13-thoughts-about-coding/https://reborncodinglife.com/posts/2016-12-13-thoughts-about-coding/工作一年多了，项目中真正写代码的时间其实并不多，更多时候是在调试代码或者维护已有代码。调试代码或者维护已有代码难免要去读代码，如果是自己写的代码，那么读不懂只能怪自己写得不好，如果是别人写的代码，读不懂也只能怪自己，技不如人呗，开个玩笑而已，读不懂别人的代码说不定不是你的问题，也许是别人写的代...Tue, 13 Dec 2016 11:11:32 GMThttps://reborncodinglife.com/posts/2016-12-02-how-to-use-pyinstaller-in-windows/https://reborncodinglife.com/posts/2016-12-02-how-to-use-pyinstaller-in-windows/平时工作中，有时候需要将自己写的python脚本在windows运行，但是若windows没有安装python，那么就不能直接运行python脚本。本文介绍一种方法，通过pyinstaller工具将python脚本打包成一个可执行文件，可以直接在windows运行，不管windows是否安装p...Fri, 02 Dec 2016 12:00:32 GMThttps://reborncodinglife.com/posts/2016-11-25-knowledge-share-for-dev2/https://reborncodinglife.com/posts/2016-11-25-knowledge-share-for-dev2/本文是为了给dev2做一个knowledge share，分享一些我日常工作中总结的小技巧和工具，主要是一些命令行的改造和定义，因为经常执行某一个命令，如果重复几次以后我就想把命令改造得短一些，方便再次执行以节约时间，所以分享出来希望对大家能有所帮助。Fri, 25 Nov 2016 14:24:32 GMThttps://reborncodinglife.com/posts/2016-11-25-c-lib-func-strncat-invalid-string/https://reborncodinglife.com/posts/2016-11-25-c-lib-func-strncat-invalid-string/最近项目接近尾声，基本都是在fix bug，今天说说一个bug，是由于strncat函数使用不当导致命令行输出有乱字符。虽说只是一个很简单的小问题，但是不弄明白就是大问题。Fri, 25 Nov 2016 14:09:32 GMThttps://reborncodinglife.com/posts/2016-11-14-how-to-check-read-write-invalid-mem/https://reborncodinglife.com/posts/2016-11-14-how-to-check-read-write-invalid-mem/本文简单介绍如何通过valgrind检测c语言中的非法读写内存，避免发生不可预测行为。Mon, 14 Nov 2016 13:47:32 GMThttps://reborncodinglife.com/posts/2016-11-09-reading-notes-about-hire/https://reborncodinglife.com/posts/2016-11-09-reading-notes-about-hire/本文是《重来》招聘篇的读书笔记，这本书之前就读过一遍，最近在同事的提及下又忍不住的再读一遍，每次读完一遍都想再读一遍，犀利的语言、反常规的观点，绝对让你耳目一新。Wed, 09 Nov 2016 15:30:32 GMThttps://reborncodinglife.com/posts/2016-11-07-how-to-check-mem-leak/https://reborncodinglife.com/posts/2016-11-07-how-to-check-mem-leak/本文简单介绍c开发中的内存泄漏和动态内存分配函数，并使用valgrind分析c程序的内存泄漏问题。Mon, 07 Nov 2016 12:30:32 GMThttps://reborncodinglife.com/posts/2016-10-13-about-buy-book-by-jell/https://reborncodinglife.com/posts/2016-10-13-about-buy-book-by-jell/买书，是一种行为。某种行为若要执行，必须要搞清楚此行为对己的好处。若好处多多，行之，若毫无好处，否之。通过效益来评判某种行为是否有必要执行，我觉得是最有价值的评判标准。Thu, 13 Oct 2016 12:30:32 GMThttps://reborncodinglife.com/posts/2016-09-24-c-lib-func-getenv-core-dumped/https://reborncodinglife.com/posts/2016-09-24-c-lib-func-getenv-core-dumped/最近的项目中使用c作为开发语言，由于我之前学习c仅限于看完了几本相关书籍，除了上学期间和找工作时写的一些c程序以及工作中一些关于c的bug fix，在项目中使用c还是第一次，通过这段时间对c的使用，更能体会到下面这句话的含义：Sat, 24 Sep 2016 12:21:32 GMThttps://reborncodinglife.com/posts/2016-09-03-about-buy-book/https://reborncodinglife.com/posts/2016-09-03-about-buy-book/我经常给身边的人建议，喜欢什么书或者想看什么书就买，不要犹豫，不要嫌贵，不要舍不得花钱，别人可能倾尽一生写的一本书，你就花几十块钱就买回来了，这么好的事为啥还要犹豫，况且，还能有什么投资比投资自己的大脑划算。书买回来就有可能阅读，读了就会有收获，就会有进步，如果不买回来，基本就不可能看。当然如...Sat, 03 Sep 2016 12:08:32 GMThttps://reborncodinglife.com/posts/2016-08-29-markdown-tips/https://reborncodinglife.com/posts/2016-08-29-markdown-tips/最早接触markdown是在github参与翻译一本开源电子书，在查看别人翻译完的内容时，会发现一些奇怪的字符。比如:Mon, 29 Aug 2016 13:51:32 GMThttps://reborncodinglife.com/posts/2016-08-17-thoughts-about-job-1/https://reborncodinglife.com/posts/2016-08-17-thoughts-about-job-1/工作一年多了，最近刚好也经历一些事，于是想写写工作上的一些收获和感想，算是对自己最近一年工作上的总结吧，主要有以下4点：Wed, 17 Aug 2016 15:07:32 GMThttps://reborncodinglife.com/posts/2016-08-13-unit-testing-with-golang/https://reborncodinglife.com/posts/2016-08-13-unit-testing-with-golang/在最近开发过程中，需要每个模块都写单元测试，由于之前开发没有写单元测试的习惯，突然要求写单元测试，还不知道从何入手，于是花了点时间学习如何写单元测试，收获很多，因此本文算是近期学习单元测试的总结，主要有以下4个方面：Sat, 13 Aug 2016 15:57:32 GMThttps://reborncodinglife.com/posts/2016-08-02-first-anniversary-graduation/https://reborncodinglife.com/posts/2016-08-02-first-anniversary-graduation/去年这个时候，再次离开学校进入职场，相比2010年的我，虽也迷茫，但不至于不知道自己能干什么和想干什么。工作单位选择了一家广州大型国企，岗位是软件设计师，不过比较偏底层，需要调板子，其实至今我都不太喜欢调板子，相比更喜欢写代码，可能也是自己一直选择逃避困难，选择相对简单的，这可不是个好习惯。在...Tue, 02 Aug 2016 15:02:32 GMThttps://reborncodinglife.com/posts/2016-07-05-shell-share/https://reborncodinglife.com/posts/2016-07-05-shell-share/由于工作原因，每天都会使用shell，难免会有很多重复性的命令操作，于是积累了一些shell别名和函数 ，特此分享，希望你能有所收获！Tue, 05 Jul 2016 12:43:32 GMThttps://reborncodinglife.com/posts/2016-06-30-about-layer/https://reborncodinglife.com/posts/2016-06-30-about-layer/今天谈谈“层”这个字，如果要让我在计算机科学中挑选一个最神奇的字，我会选择“层”字，因为生活中随处可见使用“层”的例子。Wed, 29 Jun 2016 14:32:32 GMThttps://reborncodinglife.com/posts/2016-06-01-how-to-find-great-dev-team/https://reborncodinglife.com/posts/2016-06-01-how-to-find-great-dev-team/最近正在看《软件随想录 卷一》，作者分享了一个测试--乔尔测试，用于评价一个团队开发的软件质量，结合之前看过的一本书和我工作的切身体会，我觉得可以往这个测试后面再添加3条，用于程序员找工作时去挑选一些优秀的软件开发团队或者公司，具体条件如下：Wed, 01 Jun 2016 15:10:32 GMThttps://reborncodinglife.com/posts/2016-05-20-get-ip-and-mac-by-golang/https://reborncodinglife.com/posts/2016-05-20-get-ip-and-mac-by-golang/开发中常需要获取机器的mac地址或者ip，本文通过go获取机器上所有mac地址和ip，详细代码如下：Fri, 20 May 2016 15:44:32 GMThttps://reborncodinglife.com/posts/2016-05-19-get-hostid-from-windows/https://reborncodinglife.com/posts/2016-05-19-get-hostid-from-windows/在类unix系统中可以通过hostid命令获取到一个十六进制数，称为hostid，在大多数情况下可以作为该机器的唯一标识符。例如在我的ubuntu系统上执行如下：Thu, 19 May 2016 15:44:32 GMThttps://reborncodinglife.com/posts/2016-05-01-find-a-string-tips/https://reborncodinglife.com/posts/2016-05-01-find-a-string-tips/最近在开发中遇到一个需求，需要查找某个给定的字符串是否属于有效字符串。例如以下字符串都是有效字符串：Sun, 01 May 2016 13:20:32 GMThttps://reborncodinglife.com/posts/2016-04-23-git-common-command/https://reborncodinglife.com/posts/2016-04-23-git-common-command/现在基本每天都在使用git，但是git的命令特别多，要全部搞懂需要花大量时间去实践学习，由于我使用git只是为了维护我的博客、平时写的一些代码和翻译一些书，用不到git很多的高级功能。因此在使用git过程中发现，使用得最多的命令是以下10个：Sat, 23 Apr 2016 15:40:32 GMThttps://reborncodinglife.com/posts/2016-04-09-go-interface-study/https://reborncodinglife.com/posts/2016-04-09-go-interface-study/刚开始学习go语言的时候，看代码中某个类型实现了Error()方法，然后就可以将该类型赋值给error类型。当时还没学习接口，不懂为什么可以这样赋值。学习接口以后，才明白怎么回事。查看go源码，发现内置类型error其实是一个接口类型，并实现了Error()方法，如下：Sat, 09 Apr 2016 15:40:32 GMThttps://reborncodinglife.com/posts/2016-04-07-go-performance-advice/https://reborncodinglife.com/posts/2016-04-07-go-performance-advice/最近为了学习go语言，花了点时间翻译《the way to go》这本书相关章节：Thu, 07 Apr 2016 13:40:32 GMThttps://reborncodinglife.com/posts/2016-03-27-go-common-mistake/https://reborncodinglife.com/posts/2016-03-27-go-common-mistake/最近为了学习go语言，花了点时间翻译《the way to go》这本书相关章节：Sat, 26 Mar 2016 15:11:32 GMThttps://reborncodinglife.com/posts/2016-03-20-go-strings-lib/https://reborncodinglife.com/posts/2016-03-20-go-strings-lib/最近由于用go做字符串处理，用到了go的strings库，借此对go strings库做个总结，将go strings中所有函数的功能做一个简单的说明，当然，这是一个重复造轮子的过程，因为go语言标准库已经有中文版了。Sat, 19 Mar 2016 16:28:32 GMThttps://reborncodinglife.com/posts/2016-03-11-python-i18n/https://reborncodinglife.com/posts/2016-03-11-python-i18n/本文简单介绍python实现i18n的方法。i18n来源于英文单词internationalization的首末字符i和n，18为中间的字符数，是“国际化”的简称。指让产品（出版物，软件和硬件等）无需做大的改变就能够适应不同的语言和地区的需要，对软件来说，表示在不修改内部代码的情况下，能根据不...Thu, 10 Mar 2016 12:02:31 GMThttps://reborncodinglife.com/posts/2016-02-29-share-good-wechat/https://reborncodinglife.com/posts/2016-02-29-share-good-wechat/微信公众号平台做得挺不错，有些app都不用安装，用户关注了一个公众号，就像安装了一个app一样，直接使用微信公众号接口就可以完成所需功能，确实很强大，给大家推荐几个我一直在用得公众号，希望大家喜欢。Mon, 29 Feb 2016 15:05:32 GMThttps://reborncodinglife.com/posts/2016-02-19-share-good-software/https://reborncodinglife.com/posts/2016-02-19-share-good-software/这里列出一些我认为比较不错的软件，分享出来给大家！欢迎推荐补充！Thu, 18 Feb 2016 15:05:32 GMThttps://reborncodinglife.com/posts/2016-02-13-ten-years-about-job/https://reborncodinglife.com/posts/2016-02-13-ten-years-about-job/十年前，我根本就没想到自己会喜欢上coding，变成一个程序员。Fri, 12 Feb 2016 15:37:32 GMThttps://reborncodinglife.com/posts/2016-01-30-my-book-list/https://reborncodinglife.com/posts/2016-01-30-my-book-list/弗洛伊德与为什么鸭 2026-01-18Sat, 30 Jan 2016 07:40:31 GMThttps://reborncodinglife.com/posts/2016-01-17-algorithm-complexity/https://reborncodinglife.com/posts/2016-01-17-algorithm-complexity/本文主要通过介绍如何计算十进制数转换成二进制数后，其二进制数中是1的个数,进而分析算法复杂度相关问题。例如十进制数7,二进制表示为0111,总共有三个1。Sun, 17 Jan 2016 14:04:31 GMThttps://reborncodinglife.com/posts/2016-01-13-plan-2016/https://reborncodinglife.com/posts/2016-01-13-plan-2016/花钱如流水，还钱如抽丝啊，上研以来就一直是"负翁"，今年务必还清信用卡，合理消费！Wed, 13 Jan 2016 13:33:31 GMThttps://reborncodinglife.com/posts/2016-01-10-innosetup-functions/https://reborncodinglife.com/posts/2016-01-10-innosetup-functions/1 检测系统是否win7Sun, 10 Jan 2016 01:11:31 GMThttps://reborncodinglife.com/posts/2016-01-09-reborn-coding-life/https://reborncodinglife.com/posts/2016-01-09-reborn-coding-life/毕业后，我选择去广州的一家国企，一切都充满未知，充满期待，虽研一结束后一直在一个软件公司实习快一年半，期间除了写论文和答辩基本都在公司实习，公司虽小，但是氛围很适合我这种比较向往自由的人，弹性工作制，电脑联网，不打卡，我的最爱。Sat, 09 Jan 2016 15:43:31 GMT