Unix

Back from a break. An omnibus of things making my neurons fire lately. A hand-built xeyes widget, engineering blogs, LLM internals, and interesting code bases.

Living with OpenStep day to day. mail, NFS, file manager, tuning preferences on finished NeXT appliance.

Completing the OpenStep 4.2 VirtualBox build — developer tools, modern shells, GNU utilities, X11R6, and a nostalgia-fueled network scan.

A practical, reproducible OpenStep 4.2 VM on modern hardware—stable networking, fast boots, and sane defaults.

A practical Unix user accounts guide with history, concepts, and a task-based cheatsheet covering inspection, creation, modification, groups, sudo, and troubleshooting.

A compact, example-driven guide to Unix signals: sending, catching, and mastering them in Bash and Python.

Turn your scripts into proper services with systemd (Linux) and launchd (macOS). Includes examples, templates, and best practices.

A practical tour of Unix’s oddball files — from /dev/null and /dev/urandom to /proc and sysctl — with real examples, source code links, and usage tricks.

Learn to write, install, and even repurpose man pages—without crying into your terminal.

How I gave my Intel Macs a second life by installing Ubuntu — step-by-step partitioning, setup, and driver tips for dual-booting macOS and Linux.