Posts

A task-based Docker cheatsheet with clear explanations, examples, and doc links — a grimoire for mastering containers.

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.

My reusable Hugo boilerplate: page bundles, snippets, espanso macros, and just enough inline HTML to stay fast and consistent.

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.

Battle-tested tricks to take SSH beyond setup — from one-liners and tunnels to SSHFS and multiplexing.

A practical field manual for getting SSH set up correctly — from keys to configs to agents.

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

Scan your Hugo site for tag & category usage — totals, singletons, and per-file mappings in text, markdown, csv, or json.

A collection of lightweight shell and Python scripts that give your machines the power of a printer test page—consistent, friendly reports on disks, memory, networking, git repos, and more.