Big and small things

https://imgs.xkcd.com/comics/volcano_dinosaur.png
https://imgs.xkcd.com/comics/volcano_dinosaur.png

podman - pull

December 12, 2024

potentially insufficient UIDs or GIDs available in user namespace


git - find the common base commit

December 12, 2024


git - change the signature of a signed commit

December 12, 2024


git - show the latest commit hash

December 12, 2024


git - show the current branch name

December 12, 2024

...or commit hash


git - clone a single branch only

December 12, 2024

...and other branches later on


vim plugins

December 05, 2024

one way of many ways


journald

January 04, 2024

cleaning up using journalctl


DNS for ethernet and wifi on a pihole

November 13, 2023

resolve dns queries for eth0 and wlan0


from wayland to x11

October 19, 2023

mainly due to screen sharing issues


downgrade kernel version

October 10, 2023

install a specific linux version


reset password on linux systems

October 06, 2023

...when you have access to the filesystem


create users

September 20, 2022

password, groups and stuff


wrong fs, bad operation, bad superblock

September 20, 2022


compress archives with tar and zip

October 29, 2021

compression level


introducing alembic to your PostgreSQL project

October 29, 2021

python, sqlalchemy and alembic


maintenance queries with PostgreSQL

October 29, 2021

helpful queries


maintenance with PostgreSQL

October 29, 2021

VACUUM, REINDEX, progress


rsync

August 23, 2021


compare files

August 23, 2021


find duplicates in PostgreSQL

August 21, 2021


diff folders

November 29, 2020


order of columns in indexes with PostgreSQL

November 24, 2020

Wrong index column order causing trouble.


python virtual environment

September 22, 2020


requests timeout

September 21, 2020