Ask HN: Best things in your bash_profile/aliases?

  1. It is easy to discover all customizations 
     via autocomplete
  2. It is not going to clash 
     with existing functionality

  # (Sort stuff by size, latest down, in a directory)
  alias qqsize="ls -lSrh"
  alias qqdate="ls -lrt"
  
  # First 100 of largest files/directories in a folder
  function qqlargest_files_100(){
    du -a ./ | sort -n -r | head -n 100
  }
  
  # Archivate item 
  qq-tar-gz-it () {
    tar -zcvf  $2 $1;
  }
  
  # Convert video to a gif
  function qq_convert_video_to_gif(){
    ffmpeg -i $1 $1.gif  
  }
  
  # Push to GitHub
  
  function togithub__master(){
      git add -A;
      git commit -m $1;
      git push github master;
  }
  
  # Symlink config file
  # 1. Move dotfile to a config directory.
  # 2. Strip the dot
  # 3. Symlink that file back to its place
  function qqsymlink_config_file(){
      directory_for_dot_file=$2
      name_of_dot_file=$1
      basename_of_dotfile=$(basename $name_of_dot_file)
      echo "Basename of dotfile: $basename_of_dotfile"
      dot_file_with_striped_dot=${basename_of_dotfile:1}
      new_file_path=$directory_for_dot_file/$dot_file_with_striped_dot
      echo "Moving $name_of_dot_file to $new_file_path";
      mv $name_of_dot_file $new_file_path;
      echo "Symlinking file $new_file_path to $name_of_dot_file ";
      ln -s $new_file_path  $name_of_dot_file;
  }
  
  # Enable touchpad
  function qq__touchpad_enable(){
      xinput set-prop $(xinput | grep Touch | grep -Po 'id=\K[0-9]+')  "Device Enabled" 1
  }
  
  # Set monitor highlighting 
  alias qq_set_higlighting_to_level_1_100="sudo xbacklight -set"
  
  # Display wifi SSID's
  alias qqwifi-spots="sudo iwlist scan | grep ESSID"
  
  # Add wifi network 
  function qqadd-wifi-network(){
      ## add-wifi-network just_wifi mypassword
      wpa_passphrase $1 $2 >> /etc/wpa_supplicant/wpa_supplicant.conf
  }
  
  # Various, misc
  
  # Mirror (webcam)
  alias mirror="vlc v4l2:///dev/video0"
  
  # Stopwatch/countdown
  function stopwatch(){
    date1=`date +%s`; 
     while true; do 
      echo -ne "$(date -u --date @$((`date +%s` - $date1)) +%H:%M:%S)\r"; 
      sleep 0.1
     done
  }
  
  function countdown(){
     date1=$((`date +%s` + $1)); 
     while [ "$date1" -ge `date +%s` ]; do 
       echo -ne "$(date -u --date @$(($date1 - `date +%s`)) +%H:%M:%S)\r";
       sleep 0.1
     done
  }
  

  * an increment, deduplicating backup that takes
    around $0.52 per month on BackBlaze and on the 
    external hard drive via one command. 
    (Shameless plug: https://github.com/MichaelLeachim/borg_backblaze_backup)
  * Internet blocker.  (https://github.com/MichaelLeachim/internet_block)

  g fp # git fetch --prune
  ...
  g rb origin/master master # rebase
  g co -

My favorite aliases in this context are

  alias wow=git
  alias such=git
  alias many=git
  alias awesome=git
  alias much=git

    #~/.inputrc is for nerds who don't want 1000-line bashrcs
    #C-w deletes previous word (by spaces) by default
    #bind C-q to delete previous word-segment instead of "start(?) term output"
    stty -ixon
    bind '"\C-q": backward-kill-word'
    #bind C-s to move cursor to previous [:space:] instead of "stop(?) term output"
    bind -r '\C-s'
    bind '"\C-s": shell-backward-word'
    #bind C-d to go forword, not crush the shell
    set -o ignoreeof
    bind '"\C-d": shell-forward-word'
    #miscellaneous useful inputrc binds
    #bind shift-tab to 'see how the next autocomplete option would look on the cmd line'
    bind '"\e[Z": menu-complete'
    #don't make me hit tab twice to see multiple completion options
    bind "set show-all-if-ambiguous on"
    bind "set show-all-if-unmodified on"
    #multi-complete shows filetypes by colors
    bind "set colored-stats on"
    #ellipsis at 3+ common characters with multi-complete
    bind "set completion-prefix-display-length 3"
    if [[ "$__os" == "mac" ]]; then
        #tab complete is no longer case-sensitive? interesting...
        bind "set completion-ignore-case on"
        #tab complete is not -_ sensitive.
        bind "set completion-map-case on"
    fi
    #vim mode is actually a super pain compared to emacs on the command line.
    set -o emacs
    #C-n/p now do double duty, so this is like the best of all 3 worlds? I'll take it
    bind '"\C-p":history-search-backward'
    bind '"\C-n":history-search-forward'
    

    #makes aliases work with sudo
    alias sudo='sudo '
    #use sudo -i to become root and keep your bashrc & vimrc
    alias -- -i='-E bash --rcfile $HOME/.bashrc'
    #can't get it to work when becoming other users. sucks to suck.
    alias apt-get='sudo apt-get'
    alias systemctl='sudo systemctl'
    alias sc='sudo systemctl'
    alias scr='sudo systemctl restart'
    alias firewall='sudo firewall-cmd'
    alias fw='sudo firewall-cmd'
    alias yum='sudo yum'
    alias yumy='sudo yum install -y'
    alias py='python'
    # b/c sed needs i with an empty string on Mac to properly in-place
    alias sd='sed -i"" -e'
    #alias ugh = sudo !!
    alias ugh='sudo $(history -p !!)'
    # -a: dotfiles. -I: not those dotfiles. -C: color.
    alias tree='tree -a -C -I ".git"'
    #tries to force color: (G):BSD; (--color):GNU, adds / after dirs, * after execs, etc (F);
    #and human readable sizes (h)
    alias ls='ls --color -GFh'
    alias la='ls --color -GFhla'
    alias cd.='cd ../'
    alias cd..='cd ../../'
    alias cd...='cd ../../../'
    alias cd....='cd ../../../../'
    #is it running? sometimes you need all the args (i.e., for java processes) to fully grep
    psg() {
        ps -ef | grep -i $* | grep -v grep || \
        ps -efwww | grep -i $* | grep -v grep
    }
    alias g.='grep '\''.'\'' -IrnHe'
    alias f.='find . -name'