Sandro Tanner sandrotanner

## Log program output to syslog and custom file (with custom syslog tag)
myscript.sh 2>&1 | logger -s -t MYLABEL 2>> log.log

## old-commit.sh
#!/usr/bin/env sh
git checkout "$(git rev-list -1 --before=14.days.ago main)"

## fix_corrupted_pdf.md

      
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                sandrotanner
                / fix_corrupted_pdf.md
            
            
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              March 26, 2024 09:52
            
          
    gs -o repaired.pdf -sDEVICE=pdfwrite -dPDFSETTINGS=/prepress corrupted.pdf

If even that failes then Okular can probably still open it and print to PDF file.

  
## find-users-who-dont-own-any-files.sh
#!/bin/bash
cut -f 1 -d : /etc/passwd | \
while read i; do find / -user "$i" | grep -q . || echo "$i"; done

## git_clean_local_branches.md

      
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                sandrotanner
                / git_clean_local_branches.md
            
            
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              January 14, 2020 20:06
            
          
    deletes all local branches that are merged into master
git branch | grep -v '^*' | xargs git branch -d

use uppercase -D to force delete also branches that haven't been merged.
	#!/usr/bin/env sh
	git checkout "$(git rev-list -1 --before=14.days.ago main)"
	#!/bin/bash
	cut -f 1 -d : /etc/passwd \| \
	while read i; do find / -user "$i" \| grep -q . \|\| echo "$i"; done