Debug Build 的两种哲学:C++ 宏 vs Go 链接器注入
Posted on Tue 03 February 2026 in Tech • Tagged with C++, Go, build, debugging, compilation, best-practices • 6 min read
Posted on Tue 03 February 2026 in Tech • Tagged with C++, Go, build, debugging, compilation, best-practices • 6 min read
Posted on Wed 28 January 2026 in Tech • Tagged with 职场, PDCA, 闭环思维, 持续改进, 职场方法论, 敏捷开发, Scrum, CI/CD, 迭代 • 5 min read
领导最怕什么?"那个事后来怎么样了?""呃……"如果你经常被这个问题问住,说明你做事没有"闭环"。本文介绍 PDCA 循环——一个用了 70 年的持续改进框架,并从软件工程角度阐述 PDCA 与敏捷开发、CI/CD 的最佳实践,帮你从"做了"变成"做成了"。
Posted on Wed 28 January 2026 in Tech • Tagged with Go, concurrency, lock, mutex, atomic, channel, performance • 4 min read
并发编程最怕什么?数据竞争。解决数据竞争最常见的方法是加锁,但锁也分三六九等。本文用 Go 代码实战,带你理解悲观锁、乐观锁、无锁三种并发控制策略的原理、实现和适用场景。
Posted on Tue 27 January 2026 in Tech • Tagged with python, programming, tips, traps, best-practices • 6 min read
Python 入门容易精通难。这篇文章整理了 10 大经典陷阱(可变默认参数、闭包绑定、浮点精度、GIL...)和 10 小窍门(海象运算符、collections、itertools...),附带工程建议和 Checklist,帮你写出稳定、高效、可维护的 Python 代码。
Posted on Tue 27 January 2026 in Tech • Tagged with programming, DevOps, Declarative, Kubernetes, Terraform, GitOps, Infrastructure as Code • 2 min read
Posted on Sun 25 January 2026 in Tech • Tagged with Kubernetes, EKS, AWS, IAM, IRSA, OIDC, security, STS • 5 min read
Node Role 像一把“万能钥匙”。IRSA 让你把权限精确绑定到 Pod:用 Kubernetes 的 ServiceAccount token 走 OIDC 联邦,去 STS 换临时凭证。
Posted on Sat 24 January 2026 in Tech • Tagged with Kubernetes, raspberry-pi, homelab, edge-computing, IoT • 5 min read
Posted on Fri 23 January 2026 in Tech • Tagged with Go, debugging, coredump, delve, crash, panic • 5 min read
Posted on Sat 17 January 2026 in Tech • Tagged with C, C++ • 4 min read
很多人以为 C++ 就是 "C with Classes",但现代 C++ 早已面目全非。本文带你梳理 C 和 C++ 的核心差异,以及 C++11 到 C++23 的革命性变化——如果你还在写 C++98 风格的代码,是时候升级了。
Posted on Wed 14 January 2026 in Tech • Tagged with 职场, graduate, software-engineering, robotics, game-development, advice • 3 min read
Posted on Tue 13 January 2026 in Tech • Tagged with journal, blog, architecture, design, first-principles • 3 min read
Posted on Sat 13 December 2025 in Tech • Tagged with Go, goroutine-leak, memory-leak, troubleshooting, performance • 3 min read
以为有了 GC 就可以高枕无忧?太天真了!Go 程序中最隐秘的杀手 —— Goroutine Leak,正在悄悄吃掉你的内存。本文带你深入现场,手把手教你如何发现、排查并彻底消灭它。
Posted on Sun 09 November 2025 in Tech • Tagged with journal, blog, spec-driven-development, sdd, BDD, TDD, FDD, DDD, literate-programming, openapi, api-design • 11 min read
Posted on Sat 20 September 2025 in Tech • Tagged with journal, blog, backup, disaster-recovery, linux, DevOps • 4 min read
Posted on Sun 14 September 2025 in Tech • Tagged with journal, blog, security, encryption, aes-gcm, envelope-encryption • 3 min read
Posted on Sun 13 July 2025 in Tech • Tagged with journal, blog, Go, casbin, authentication, authorization, microservices • 4 min read
Posted on Sun 18 May 2025 in Tech • Tagged with tech, blog • 2 min read
| Abstract | Common Identity Service | | --------------|------------------------| | Authors | Walter Fan | | Category | learning note | |...
Posted on Fri 16 May 2025 in Tech • Tagged with tech, blog • 1 min read
| Abstract | 从依赖注入谈起 | | --------------|------------------------| | Authors | Walter Fan | | Category | learning note | | Status | v1.0...
Posted on Thu 15 May 2025 in Tech • Tagged with tech, blog • 3 min read
| Abstract | 可观测性之饱和度 | | --------------|------------------------| | Authors | Walter Fan | | Category | learning note | | Status | v1....
Posted on Wed 26 March 2025 in Tech • Tagged with Go, blog • 3 min read
| Abstract | 通过通信来共享 | | --------------|------------------------| | Authors | Walter Fan | | Category | learning note | | Status | v1.0...