SELECT *: the slowdown that ships without a deploy
A query took 10 milliseconds. Months later the same query takes 123. Nobody changed it,...
2026, Sep 22 — 7 minute readPosts
Why traceability matters — the password hash nobody broke
Passwords are stored as a salted hash. Nobody can reverse SHA-256, so the passwords are...
2026, Sep 05 — 3 minute readSpring Boot: Catch Breaking REST API Changes in the PR, Not in Production
How a committed OpenAPI spec, generated by springdoc on every build, turns “we broke a...
2026, Aug 28 — 14 minute readWhat does a digital signature actually look like in real life?
You’ve seen the stamp at the bottom of a signed PDF. But what is it...
2026, Aug 25 — 1 minute readHow to Send Email via Static Site Using Google Apps Script
How to Send Email via Static Site Using Google Apps Script This approach leverages Google...
2025, Feb 17 — 5 minute readHow to Avoid Merge Conflicts on Git
Git can resolve differences between branches/forks and merge them automatically. Unless, of course, there are...
2025, Feb 15 — 3 minute read