• Clean Your Downloads

    1 min read · system tmpfs tip

    'Downloads` directory always too full of crap? Make it a temporary filesystem! Everything will be deleted whenever you reboot. 1rm -rf ~/Downloads # Be brave! 2mkdir Downloads 3cp /etc/fstab /tmp/ 4echo "tmpfs $HOME/Downloads tmpfs defaults,size=1G 0 0" | sudo tee -a /etc/fstab 5sudo systemctl daemon-reload # Ignore …


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  • Rundown: python3

    1 min read · tip network share python3

    Share a directory as a local website 1python3 -m http.server Anyone can go to your computer's IP address and access all files in the current directory.


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  • Rundown: sed

    1 min read · csv substitute replace tip shell maintenance recfiles database text sed

    Change a CSV header from=number to=quantity sed -i "1 s///" "".csv Remove crap from bash history 1sed -i -r '/([^ ]{100,})\s?$/d' $HISTFILE Combine many recfiles of different types into one 1sed '1i\ ' *.rec > all.rec Combine many recfiles of the same type into one 1recinf -d -t ${type} ${one}.rec > ${all}.rec 2sed …


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  • Rundown: sudo

    1 min read · tip edit security wayland gui sway sudo system users groups vipw sudo

    Edit file as root sudo -e ${file} Launch GUI app as root 1app=gparted 2sudo -E ${app} Useful for launching gparted in sway. Edit users in /etc/passwd directly 1sudo vipw You can't edit passwords without strange cyphers. Edit groups in /etc/group directly 1sudo vigr


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