Posts
Rex
A few months ago, I wrote about Herdr, the terminal multiplexer I use to manage several coding agents at once. This week I started trying Rex, a new multiplexer …
Rex cheat sheet
Rex is a terminal multiplexer from Superlogical. I wrote about why I’m trying it; this is the shortcut reference I keep nearby as I learn it. These are the …
Herdr cheat sheet
Herdr is a terminal multiplexer built around coding agents. I wrote about why I use it; this is the shortcut reference I keep nearby as I learn its keyboard …
Herdr
For the past few weeks, I’ve been using Herdr as my daily terminal multiplexer. I started using it because managing several coding agents across different …
What Is an AI Agent?
An AI agent is formed by two essential parts: a reasoning loop and a set of tools. The reasoning loop is the agent’s thinking process. It is the …
Preparing for Azure AI Fundamentals
TL;DR passed the AI-901 beta exam and earned the Microsoft Certified: Azure AI Fundamentals credential used Microsoft Learn and hands-on Python exercises as my …
Harness Engineering
What it is? AI agent harness engineering is the practice of building the essential infrastructure that surrounds, controls, and supports autonomous AI systems. …
The Zen of Python
The Easter Egg Run import this in any Python interpreter and you get 19 aphorisms written by Tim Peters in 1999, baked into the language as an Easter egg: …
Spinel: Matz's Native Compiler for Ruby
Yukihiro “Matz” Matsumoto, the creator of Ruby, is working on Spinel — an ahead-of-time (AOT) compiler that transforms Ruby source code into …
Debugging TurboTax with Claude Code
TL;DR Claude Code can analyze HAR files — browser network traffic exports — to debug real-world problems quickly. TurboTax was detecting my browser timezone …