Tag: Linux

3 Mar 2026 · 2 min read · linux

How to lock yourself out of SSH with a single scp command

One scp command to copy some files, and suddenly you can't SSH into your own server anymore.

21 Feb 2026 · 6 min read · postgresql

Upgrading four PostgreSQL instances to 18.2 in Docker

I upgraded Miniflux, Invidious, a Django app, and Mastodon from PostgreSQL 15/17 to 18.2. Every single one broke in a different way.

11 Feb 2026 · 2 min read · homelab

The Art of Yak Shaving

I tried to change a font. Three hours later I was reading Linux kernel docs.

3 Feb 2016 · 1 min read · Linux

Remove Entry from Known Host

20 Aug 2015 · 1 min read · Linux

Installing or Upgrading PostgreSQL 9.4 on Ubuntu 14.04

29 Jul 2015 · 1 min read · Linux

Fix Locale Settings Error On Ubuntu Server 14.04

26 Apr 2015 · 3 min read · Linux

Installing Varnish with nginx on Ubuntu 14.04

25 Apr 2015 · 2 min read · Linux

Disabling Apport Error Reporting on Ubuntu