在树莓派上玩 K3s:从安装到实战,打造你的私人 Kubernetes 集群
Posted on Sat 24 January 2026 in Tech • Tagged with Kubernetes, raspberry-pi, homelab, edge-computing, IoT • 5 min read
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...
Posted on Tue 25 March 2025 in Tech • Tagged with Go, blog • 9 min read
| Abstract | go 语言的常见陷阱 | | --------------|------------------------| | Authors | Walter Fan | | Category | learning note | | Status | v...
Posted on Sat 22 March 2025 in Tech • Tagged with Go, pattern • 2 min read
| Abstract | 边车模式的协议设计 | | --------------|------------------------| | Authors | Walter Fan | | Category | learning note | | Status | v1...
Posted on Sun 09 March 2025 in Tech • Tagged with Go, blog • 3 min read
| Abstract | 用 WebRTC 和 Pion 打造一款网络录音机 | | --------------|------------------------| | Authors | Walter Fan | | Category | learning note |...
Posted on Fri 31 January 2025 in Tech • Tagged with tech, blog • 2 min read
| Abstract | 长连接一定比短连接好吗 | | --------------|------------------------| | Authors | Walter Fan | | Category | learning note | | Status | v...
Posted on Sun 19 January 2025 in Tech • Tagged with design, tech • 2 min read
| Abstract | 从 RBAC 到 ABAC, 权限管理的艺术 | | --------------|------------------------| | Authors | Walter Fan | | Category | learning note | | St...
Posted on Sat 18 January 2025 in Tech • Tagged with tech, blog • 3 min read
如何证明你是你 - SPIFEE 1. 你是谁?— 身份认证的挑战 AWS IAM Role 工作原理: AWS Security Token Service (STS) 使用场景: 工作流程: 2. 你是你吗?