Discussion on: What are your CLI go to commands and aliases?

#shows line numbers in nano
alias nano='nano --const --linenumbers'

#pump up brightness for cs:go :P
gamma(){
xrandr --output HDMI-1-1 --gamma "$1":"$1":"$1"
}

#very useful for hex, binary to decimal conversions
py(){
python -c "print $1"
}

#for looping isos
mountiso(){
sudo mount -o loop "$1" /mnt/iso
}

#got this extract function somewhere but can't remember where, it comes very handy
function extract() {
     if [ -f "$1" ] ; then
         case "$1" in
             *.tar.bz2)   tar xvjf "$1"                    ;;
             *.tar.gz)    tar xvzf "$1"                    ;;
             *.bz2)       bunzip2 "$1"                     ;;
             *.rar)       unrar x "$1"                     ;;
             *.gz)        gunzip "$1"                      ;;
             *.tar)       tar xvf "$1"                     ;;
             *.tbz2)      tar xvjf "$1"                    ;;
             *.tgz)       tar xvzf "$1"                    ;;
             *.zip)       unzip "$1"                       ;;
             *.ZIP)       unzip "$1"                       ;;
             *.pax)       cat "$1" | pax -r                ;;
             *.pax.Z)     uncompress "$1" —stdout | pax -r ;;
             *.Z)         uncompress "$1"                  ;;
             *.7z)        7z x -mmt8 "$1"                        ;;
             *)           echo "don't know how to extract '$1'..." ;;
         esac
     else
         echo "extract: error: $1 is not valid"
     fi
}

#my favorite
alias upt='sudo apt update && sudo apt upgrade && sudo apt dist-upgrade && sudo apt autoremove && sudo apt clean'