Mebus' Code Snippets

Bash

Execute a command for every line in a file:

while read in; do file "Camera/$in"; done < filtered.txt

SSH

Socks-Proxy:

ssh -N -D7070 mebus@somehost.com

Disk

du -sh --apparent-size .

Git

  git add ':(exclude)*.pdf'
 
  git merge --allow-unrelated-histories project-a/master

KDE

Refresh KDE Desktop Icons: F5

Libre Office

Fix scaling issues:

QT_QPA_PLATFORM=xcb QT_SCALE_FACTOR=1 libreoffice 

Termux

cd $PREFIX

Icinga

icinga2 feature enable debuglog
icinga2 feature disable debuglog

Jekyll

echo 256 > /proc/sys/fs/inotify/max_user_instances

LaTeX

Spellcheck

aspell --lang=en --mode=tex check file.tex

TeXstudio

Jump to next placeholder: Ctrl + RightArrow

Insert equation: Ctrl + Shift + N

Tools

• https://mathpix.com/ - Take a screenshot of math and paste the LaTeX into your editor, all with a single keyboard shortcut.

mencoder

Create movie from pictures:

mencoder "mf://*.jpg" -mf fps=10 -o fastoutput.avi -ovc copy

Python

Remove all *.pyc files:

find . -name '*.pyc' -delete

Ripgrep

Search for pattern including all .gitignored and hidden files: rg -uu pattern

Rsync

rsync -chavP -zz -e "ssh -p 8022" mebus@192.168.42.42:/storage/giantdisk/ targetdir/

Faster variant without checksum calculation and compression:

rsync -havP -e "ssh -p 8022" mebus@192.168.42.42:/storage/giantdisk/ targetdir/

Windows

See windows.md

VirtualBox

sudo rcvboxdrv setup

Visual Studio Code

Settings:

"workbench.editor.enablePreview": false,

Samba / CIFS

Unmount stuck cifs mount:

sudo umount -a -t cifs -l

7zip

7z a -p -m0=lzma2 -mx=9 -mhe=on -ms=on -t7z something.7z something/

Rust

source $HOME/.cargo/env