specular.fi
- title
- specular.fi
- type
- entity
- summary
- Personal engineering blog at specular.fi — short, code-driven notes on Linux internals, Alpine, Docker, and unfamiliar Unix tools
- tags
- blog, linux, unix, systems
- created
- 2026-05-13
- updated
- 2026-05-13
specular.fi is a personal engineering blog with short, code-driven write-ups about Linux internals and Unix tools the author has stumbled into. The voice is curious and self-deprecating ("After running ls -la /usr/bin, my mind was blown"), grounded in actual shell sessions and source-code excerpts — the kind of writing the wiki tends to keep when it shows up.
Ingested articles
- specular-what-is-busybox — "What is BusyBox?" — multicall binary, 130+ symlinks to a single executable,
applet_name = argv[0], 304 compiled-in applets in Alpine
Linked from