Zsh Alias Cheat Sheet

alias lmpg='ls *.(wmv|mpg|mov|avi)' # list any videos

alias phpn='php -l *.php(.om[1])' # syntax check newest

alias vini='vi /etc/php/7.4/apache2/php.ini'

alias vip='vi index.php'

alias dtrash='cd ~/.local/share/Trash/files'

alias dbin='cd /usr/local/bin/'

technique by placing the 'parameter' at the end

alias gia='< ~/.zshrc | grep -ia'

gia photo

alias gia='f(){grep -i "$1" ~/.zshrc};f'

gia photo

crucial difference between single (dynamic) & double quotes (static) for aliases

alias dxd="echo $(date)" # Double quotes

dxd # always the date when alias created

alias dxs='echo $(date)' # Single Quotes

dxs # dynamically re-evaluated

When complex quoting required

When complex quoting required

alias lsimg=$'for f (*.(jpeg|jpg|gif|png)) {printf $f;php -r "print_r(getimagesize(\'$f\'));" |grep -w width |sed \'s/ .3] =>//\'}'

alias -s {odt,doc,docx}='soffice --writer'

alias -s {gif,png,jpg}='xnview'

alias -s pdf='xreader'

Example

then just type file name to open in specified app

cat.jpg  # opens in XnViewMP

Just displays the alias definiton

alias -L 'G' 'GV' # note the quotes

 alias -g G=' | grep -iaE' # grep pipe

 alias -g GV=' | grep -ivaE' # negative grep pipe

Can Appear anywhere on the Command Line

alias -g G=' | grep -i'

 alias -g GV=' | grep -ivaE' # negative grep pipe

alias -g H=' | head '

alias -g M=' | less '

alias -g CO=' | xclip -sel clip'

Example

grep projectxy *.log M

e.g. search for an image

locate bridge G railway GV backup CO

xxxdetailxxx

alias -g TOH=' *(.mh0)' # last hours files

alias -g TOD=' *(.m0)'  # today's files

alias -g TOW=' *(.mw0)' # last week files

xxxdetailxxx

alias -g NFI='**.(jpg|gif|png|jpeg)(.om[1])' # newest image in hierarchy

alias -g TW='*.(php|css|js)(.m0)' # Todays web files

vi TW  # re-edit todays web files

/ = dir . = file

alias -g ND1='*(/om[1])' # newest dir

alias -g ND2='*(/om[2])' # 2nd newest dir

alias -g NF1='*(.om[1])' # newest file

cp NF ND

xxxdetailxxx

instead of having many different aliases use generic

aliases which you expand and modify as required

 ~ means directories/files to exclude 

alias -g GLOB=' **.(php|inc|js)~(libs|test)/*'

ll GLOB to Expand

Then tweal the glob as required

Basic Templates for complex syntax for commands such as awk & sed

alias -g AWK=$' | awk \'{print  cnt++,$3,$4}\'' # Ansi C quoting

alias -g SED=$' | sed \'/color/ s/red/green/g\''

TAB Expand and then tweak as required

only work after being TAB expanded

Use an Alias to Access a locate result

alias  LF1='eval ${$(!!)[1]} E'

alias  LF2='eval ${$(!!)[2]} E'

alias  LD1='cd ${$(!!)[1]:h} ' # cd to 1st

alias  LD2='cd ${$(!!)[2]:h} '

xxxdetailxxx

for n ({1..5}) alias -g NF$n="*(.om[$n])"

e.g. this gives you

vi NF4   # edit 4th newest file

An alias to remind of of a greoup of aliaises e.g. for tmux

alias tmxh="alias -L 'tmx' 'tmxk' 'tmxn' 'tmxc'"

tmxh

alias tmx='tmux new-session \; split-window -v \; split-window -h \;'

alias tmxk='tmux kill-server'

alias tmxn='gvim tmux_notes.txt'

alias tmxc='gvim ~/.tmux.conf '

display complex options

configured to auto-expand

alias -g OLDH='*(.mw+3) # m=minutes,d=days(default), w=week,M=Month +n older than n,-n younger'

aliases may include aliaises

alias a1='echo sue'

alias b1='echo tom'

alias c1='a1;b1'

c1

sue

tom

xxxdetailxxx

alias sysload='printf "System load (1m/5m/15m): "; for l in 1 2 3 ; do printf "%.1f%s" "$(( $(cat /proc/loadavg | cut -f $l -d " ") * 100 / $(nproc) ))" "% "; done; printf "\n"'

sysload

System load (1m/5m/15m): 16.2% 25.0% 25.2%

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