警惕!你的 Go 程序正在偷偷"泄漏" —— 详解 Goroutine Leak

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。


Continue reading

Tips for Vibe Coding with Cursor: 别让 AI 猜你的心思

Posted on Sun 30 November 2025 in AI • Tagged with journal, blog, Cursor, ai-coding, vibe-coding, prompt-engineering • 1 min read

别让 Cursor 猜谜。分享 Prompt Engineering、SDD、TDD 和增量开发技巧,让 AI 真正成为你的结对编程伙伴,而不是制造 Bug 的机器。


Continue reading

Vibe Coding from 0 to 1

Posted on Sat 22 November 2025 in Method • Tagged with journal, blog, product-management, agile, MVP • 1 min read

从一个老 Scrum PO 的视角,聊聊如何从零开始构建真正有价值的产品,拒绝自嗨,拒绝PPT造车。


Continue reading

银弹来了吗?

Posted on Sat 15 November 2025 in Journal • Tagged with journal, blog • 2 min read

| Abstract | 银弹来了吗? | | --------------|------------------------| | Authors | Walter Fan | | Category  | learning note  | | Status | v1.0...


Continue reading

Spec Driven Development

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

深入探讨规范驱动开发(SDD):对比 FDD、DDD、BDD 与文学编程,提供完整的实践案例、工具使用指南及简化方案,附带 8+ Mermaid 可视化图表


Continue reading

Vibe 编程的新范式:在 AI 时代重新定义软件开发

Posted on Fri 07 November 2025 in AI • Tagged with journal, blog, vibe-coding, AI, prompt-engineering, LLM, context-engineering • 4 min read

探讨 AI 时代的编程新范式:从传统编码到 Vibe 编程,强调人在其中的关键作用——提问、判断、决策和创新能力的重要性


Continue reading

生产服务器安全挂载指南之 mount 选项

Posted on Sat 01 November 2025 in Journal • Tagged with journal, blog • 2 min read

| Abstract | 生产服务器安全挂载指南之 mount 选项 | | --------------|------------------------| | Authors | Walter Fan | | Category  | learning note  | | St...


Continue reading

程序员的未来在哪里

Posted on Tue 28 October 2025 in Journal • Tagged with journal, blog • 2 min read

| Abstract | Journal on 2025-10-28 | | --------------|------------------------| | Authors | Walter Fan | | Category  | learning note  | | St...


Continue reading

用 AI 实现你的 OpenAPI

Posted on Mon 27 October 2025 in Journal • Tagged with journal, blog • 3 min read

用 AI 实现你用OpenAPI


Continue reading

让 Java 程序告别繁文缛节

Posted on Sun 26 October 2025 in Journal • Tagged with journal, blog • 3 min read

| Abstract | 让 Java 程序告别繁文缛节 | | --------------|------------------------| | Authors | Walter Fan | | Category  | learning note  | | Status...


Continue reading

TOCTTOU - 时间差中的漏洞

Posted on Thu 23 October 2025 in Journal • Tagged with journal, blog • 3 min read

| Abstract | TOCTTOU - 时间差中的漏洞 | | --------------|------------------------| | Authors | Walter Fan | | Category  | learning note  | | Status...


Continue reading

如何高效地使用 Cursor 来编写代码

Posted on Tue 21 October 2025 in Journal • Tagged with journal, blog • 7 min read

| Abstract | 如何高效地使用 Cursor 来编写代码 | | --------------|------------------------| | Authors | Walter Fan | | Category  | learning note  | | Stat...


Continue reading

不要让快餐与短视频改变了我们

Posted on Sun 19 October 2025 in Journal • Tagged with journal, blog • 2 min read

探讨如何在快餐与短视频的时代保持清醒, 夺回主动权, 构建自己的知识体系与三观


Continue reading

寒冬来临之时要苟住

Posted on Sat 18 October 2025 in Journal • Tagged with journal, blog • 1 min read

探讨在经济寒冬、中年危机中如何"苟住",保持从容、尊严和好心情


Continue reading

痛苦+反思=进步

Posted on Mon 13 October 2025 in Journal • Tagged with journal, blog • 2 min read

探讨大龄程序员如何度过人生低谷,痛苦与挫折的价值,反思的意义,以及如何过好余生


Continue reading

知识工作者如何构建自己的知识库

Posted on Tue 30 September 2025 in Journal • Tagged with journal, blog • 3 min read

| Abstract | Journal on 2025-09-30 | | --------------|------------------------| | Authors | Walter Fan | | Category  | learning note  | | St...


Continue reading

数据丢失的灾难现场

Posted on Sat 20 September 2025 in Tech • Tagged with journal, blog, backup, disaster-recovery, linux, DevOps • 4 min read

我的血泪教训:SSD突然死机,半年心血化为乌有。从痛苦中总结出的完美备份方案,让你永远不再经历数据丢失的噩梦。


Continue reading

密码存储的艺术

Posted on Sun 14 September 2025 in Tech • Tagged with journal, blog, security, encryption, aes-gcm, envelope-encryption • 3 min read

聊聊如何安全存储密码和密钥,从基础概念到实际实现,让你告别"123456"时代


Continue reading

数学之美-沙米尔密钥分享法

Posted on Tue 09 September 2025 in Journal • Tagged with journal, blog • 1 min read

| Abstract | Journal on 2025-09-09 | | --------------|------------------------| | Authors | Walter Fan | | Category  | learning note  | | St...


Continue reading

AI 编程时代,更加需要 BDD

Posted on Mon 01 September 2025 in Journal • Tagged with journal, blog • 2 min read

| Abstract | AI 编程时代,更加需要 BDD | | --------------|------------------------| | Authors | Walter Fan | | Category  | learning note  | | Status...


Continue reading