Tooling
A Checklist for Silent Command Failures
Commands that return wrong output without erroring are the hardest bugs to catch. Here is a reusable checklist for diagnosing them.
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2026
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Tooling
How My ls Command Was Lying to Me
A debugging story about a shell alias that silently ignored its arguments, and the four commands that caught it.
Tooling
Why My GitHub Commits Were Authored by Security Tester
A two-minute fix for the wrong Git identity, plus how to catch it before you push anything public.