Stop Testing Implementation. Start Testing Behavior.
The fastest test suite is the one you do not have to rewrite every time you refactor. Five rules for writing tests that survive your next architecture pivot.
engineering
tools
Postgres Connection Pools Are Lying to You
Your connection pool says it is healthy. The database says otherwise. A short guide to diagnosing the lies between pgbouncer, your ORM, and reality.
engineering
The Hidden Cost of Abstraction in Modern Web Frameworks
Why every helpful wrapper you add today becomes the debugging nightmare of tomorrow. A practical take on when abstraction pays off and when it quietly buries you.