7 min read
I Asked My Agent to Teach Me Node.js. It Gave Me Homework Instead
The story of MonitorX: how building a tiny process manager taught me child processes, daemons, unref(), and streaming logs over a Unix socket.
Blog
Everything I've written, newest first.
3 min read
Giving an LLM a Shell: Notes From Building a Tiny Agent
An agent is mostly a while-loop with good manners. Here is the smallest useful version, and the three things that actually made it reliable.
3 min read
What Breaks a Job Queue at Scale (and How to Make It Boring)
A task queue that works in a demo and a task queue that survives production are different programs. Here are the four things that turn the first into the second.
3 min read
Killing SQL_CALC_FOUND_ROWS on a 7-Million-Row Table
A WordPress admin screen took several seconds to load. The cause was one MySQL feature quietly scanning millions of rows on every page view - just to draw the pagination.