Patrick Kollitsch builds snappy websites for modern browsers - all from a little island called Koh Samui, where coconuts grow and deadlines stay chill. https://kollitsch.dev/ 2026-07-28T08:00:00.000Z Patrick Kollitsch https://kollitsch.dev/blog/2026/stop-tracking-files-ignored-by-gitignore/ 2026-07-28T08:00:00.000Z

Find files that Git still tracks despite matching .gitignore rules, then remove them from the index without deleting the local copies.

https://kollitsch.dev/blog/2026/find-out-which-gitignore-rule-is-ignoring-a-file/ 2026-07-27T13:00:00.000Z

Use git check-ignore to find the exact ignore file, line number, and pattern when Git unexpectedly ignores a file or directory.

https://kollitsch.dev/blog/2026/kurzschnitte-ii-11/ 2026-07-26T13:00:00.000Z

Interesting links around the web, from web development to fun stuff.

https://kollitsch.dev/blog/2026/keeping-an-old-imac-useful/ 2026-07-25T13:00:00.000Z

I revived a dead-fan 2012 iMac with Xubuntu 22.04, the 5.15 GA kernel, legacy NVIDIA drivers, and H.264-only video playback for a stable, cool media machine.

https://kollitsch.dev/blog/2026/keep-package-aligned-with-nodejs-releases/ 2026-05-26T22:55:46.612Z

A script to automatically update `package.json` with the supported Node.js versions based on the official release schedule.

https://kollitsch.dev/blog/2026/pinning-github-actions-to-commit-hashes/ 2026-05-26T00:52:58.383Z

A guide on how to pin GitHub Actions to specific commit hashes for better security and stability.

https://kollitsch.dev/blog/2026/rfc-2119-for-humans/ 2026-05-04T05:08:26.057Z

RFC 2119 explains MUST, SHOULD, and MAY in documentation. Learn how to read and use these terms correctly to avoid ambiguity and define clear rules.

https://kollitsch.dev/blog/2026/installing-firefox-on-ubuntu-without-snap/ 2026-03-24T06:29:35.184Z

A practical guide to removing the Snap version of Firefox and installing it from the Mozilla Team PPA on Ubuntu.

https://kollitsch.dev/blog/2026/ai-in-contributions/ 2026-03-21T04:00:00.000Z

Policy and guidelines for AI use in contributions. AI is a tool, not an author. Contributors must understand, own, and defend every change they submit.

https://kollitsch.dev/blog/2026/handling-ubuntu-efi-boot-issues-on-acer-laptops/ 2026-01-14T21:36:17.779Z

Fix Ubuntu EFI boot problems on Acer laptops with manual workarounds, boot-repair diagnostics, and commands for resolving GRUB issues.