Tools

Managing Agents With a Shared Work List blog — September 15, 2026

Several agents on one repo need a work list of their own. GitHub issues is the wrong shape for that, so I gave them beads and built myself a window onto it.

Global Map Data from Overture til — September 9, 2026

Global OSM map data is even easier to get with Overture.

Up and running with Pi til — May 6, 2026

Instructions and tips for getting the pi.dev agent harness running on a Mac with 8GB of RAM.

Markdown to PDF on Mac til — April 15, 2026

How to convert a Markdown file to a PDF with pleasant fonts and great footnotes using pandoc and TeX.

Pear-ish theme for Zed til — April 2, 2026

I made a warm, earthy theme for Zed. It took exactly a month to get merged.

Previewing Markdown Files with mdserve til — October 3, 2025

Dependency free markdown server

.env file, tmux, and direnv til — August 31, 2021

Using direnv to automatically handle environment variables.

awk-ing til — June 15, 2021

Some awk for text file munging

Wardley Maps til — May 31, 2021

Simon Wardley figured out how to make maps that support strategy by balancing user-facing visibility and technical evolution from innovation to commodity.

Main not Master, and Python formatting til — April 29, 2021

Default git branch name and Python formatting

Squishing PNGs til — April 2, 2021

PNG squishing and static sites on GCS

Visidata as a multi-purpose tool for data exploration and analysis til — March 10, 2021

asdf for Runtime Management blog — March 7, 2021

Using asdf as an alternative to homebrew for managing language runtimes like Python and Ruby. It provides a holistic solution to the same problem that pyenv and nvm and rvm solve for specific …

UML in a nutshell blog — January 14, 2010

I don’t always reach for UML but when I do I always draw the wrong little diamond for aggregation vs. composition so maybe this will help me to use the right pen for the job next time!