Software Engineering¶
The Zombie Connection Bug: asyncio, Lambda Warm Starts, and NullPool
Tests Are Contracts: How to Write Tests You Can Blindly Trust
Stop Deleting Yesterday's Feed: TTL Retention and Date Navigation
Production Goes Down and Nobody Notices: Three Layers That Fix That
Five Questions Before You Extract a Service
Prune Your Codebase: 4 Database Patterns That Silently Kill Performance
Stop Storing Tokens in localStorage - A Lesson I Keep Re-Learning
Event-Driven Architecture: From 46-Second Waits to Instant Responses