Today I learned

Today I learned

Today I learned is just a collection of random things I needed to solve and do not want to forget anymore. Kind of a knowledgebase for myself.
Aug
30
Docker logs do not show everything when using grep

Docker logs do not show everything when using grep

I always forget how to pipe stderr to stdout. Especially when going through docker logs I need this all the
Aug
01
Boot several ISO images from a single USB thumb drive with Ventoy

Boot several ISO images from a single USB thumb drive with Ventoy

I have a few USB thumb drives in my drawer and never remember what each of them does. One was
1 min read
Jul
25
GitHub CLI auto-completion with Oh-My-Zsh

GitHub CLI auto-completion with Oh-My-Zsh

Setup GitHub CLI auto-completion with Oh-My-Zsh on Linux
1 min read
Jul
16
Getting the full path of a file or folder in Linux

Getting the full path of a file or folder in Linux

I often needed to copy the full path from a file or folder when I was somewhere deep in the
1 min read
Jun
20
Restore snapshot with timeshift from a live medium with LUKS and LVM

Restore snapshot with timeshift from a live medium with LUKS and LVM

Today I learned to restore a snapshot with timeshift on a LUKS and LVM installation of Ubuntu.
3 min read
Apr
04
Show journald logs from last service start - systemd InvocationID

Show journald logs from last service start - systemd InvocationID

Show only journal logs from last
Nov
10
Custom ear-buds for headphones

Custom ear-buds for headphones

A story of buying headphones and custom earbuds for sports while overthinking every aspect 🧐 Some contextHeadphones are a really personal
6 min read
May
20
Netstat shows tcp6 on ipv4 only host

Netstat shows tcp6 on ipv4 only host

Why netstat shows tcp6 sockets even though you only have ipv4 configured.
2 min read
Apr
13
Decrypt and mount LUKS volume in GRUB rescue mode

Decrypt and mount LUKS volume in GRUB rescue mode

How to decrypt and mount LUKS volume when you had a typo in your password
1 min read