By Michael McGarrah ·
17 min read
I renamed /usr to /usr-root as root. On a live system. Here's the recovery — and what the mistake teaches about operational discipline.
By Michael McGarrah ·
4 min read
The CLI tools I actually reach for when Linux systems misbehave: htop, iotop, ncdu, iftop, mtr, and a handful of specialists for hardware and performance diagnosis.
By Michael McGarrah ·
9 min read
Foundational optimizations for a Jekyll blog on GitHub Pages — the changes that made the biggest difference across 100+ posts over two years.
By Michael McGarrah ·
10 min read
A Python tool that generates timesheets from git commit history — because your commits are already timestamped and reflect when you were actually working.
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