
Demystifying awk
A practical introduction to awk for printing fields, filtering rows, formatting output, and writing useful one-liners.
This site is lit by the real sun over Boulder, Colorado. Colors drift minute by minute; the season sets the second accent.
17 articles on engineering, tooling, and the craft of building software, filed by the season they were written in.
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Series: I, AI. A fictional short story series, three of five parts published. It lives with the AI writing.
Read the seriesDigital Garden holds engineering, opinions and deep dives; Demystifying Tools holds practical walkthroughs of command-line tools. AI writing has its own page.
A practical introduction to awk for printing fields, filtering rows, formatting output, and writing useful one-liners.
A look at 17 side projects I built in about two months with Claude Code -- from TUI apps in Rust and Go to browser games and AI agent tooling.
Learn how to work with multiple Git branches simultaneously using worktrees - a powerful feature that lets you check out different branches as separate folders while sharing Git data.
Learn about common React Hooks antipatterns and how to avoid them for better code quality.
Learn the most common CSS Grid layouts with copy-pastable examples for two-column layouts, sidebar navigation, and more.
A look at the site through time, from its inception to now.
I don't know about you but I often need a 100 of something in my database to properly test a page. Here's how to use Postgres FOR loops to generate test data quickly.
New to PowerShell? Here's how to "grep" using built-in PowerShell utilities.
Check out my practices and recommendations on writing JavaScript files that I've learned through writing JavaScript for years.
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Practical walkthroughs of common command-line tools and utilities.

A practical introduction to awk for printing fields, filtering rows, formatting output, and writing useful one-liners.

Learn how to work with multiple Git branches simultaneously using worktrees - a powerful feature that lets you check out different branches as separate folders while sharing Git data.

The basics of ffmpeg

The Find command made simple

Cheatsheet: search for a keyword in a file

Rsync made simple

The cheatsheet for tar