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Bash
Various terminal commands that I don't wanna remember
Super Powers
Let there be life!
create.sh
upgrades.sh
destroy.sh
usage.sh
process.sh
security.sh
compression.sh
searching.sh
git.sh
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# create directory named george
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mkdir george
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​
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# create file with name george
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touch george
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​
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# edit file
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nano george
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​
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# edit with vi
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vi george
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# check for updates
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sudo apt-get update
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​
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# upgrade
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sudo apt-get upgrade
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​
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# install new package
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sudo apt-get install new_package
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​
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# cleanup
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sudo apt-get autoremove
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​
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# Fix missing keys
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sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 4B8EC3BAABDC4346
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# find process running on port 5000
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sudo lsof -i tcp:5000
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​
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# kill a process with pid 1990
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kill -9 1990
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​
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# find and kill a process running on port 5000
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sudo kill $( sudo lsof -i tcp:5000 -t )
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​
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# kill all processes named Google Chrome Helper
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killall -9 "Google Chrome Helper"
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# check docker usage
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sudo docker stats
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​
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# check process usage
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top
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​
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# check memory usage
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free -h
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​
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# check disk usage
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df -lh
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​
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# list all directories in current folder with their size
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du -h
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# full process tree
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ps -axfo pid,uname,cmd
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# check application certificate
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spctl -a -vv /Applications/Google\ Chrome.app
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# /Applications/Google Chrome.app: accepted
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# source=Notarized Developer ID
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# origin=Developer ID Application: Google, Inc. (EQHXZ8M8AV)
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# gzip compression on a tar archiv: tar_file files_or_folder_to_be_compressed
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tar cvzf my-files.tar.gz ./my-files
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​
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# unzip a tar file
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tar xvzf my-files.tar.gz
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# Find a file by name on your machine
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sudo find / -name 'secret.txt'
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​
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# delete backup files
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sudo find . -name "*.bak" -delete
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# delete all local branches except main, master and develop
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git branch | grep -v "main" | grep -v "master" | grep -v "develop" | xargs git branch -D
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Virtual Screen
virtual-screen.sh
xvfb-deps.sh
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# Note: you will still need to install all the dependencies for xvfb to run
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xvfb-run --server-args='-screen 0 1024x768x24' node src
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apt-get update && apt-get install -yq gconf-service libasound2 libatk1.0-0 libatk-bridge2.0-0 libc6 libcairo2 libcups2 libdbus-1-3 libexpat1 libfontconfig1 libgcc1 libgconf-2-4 libgdk-pixbuf2.0-0 libglib2.0-0 libgtk-3-0 libnspr4 libpango-1.0-0 libpangocairo-1.0-0 libstdc++6 libx11-6 libx11-xcb1 libxcb1 libxcomposite1 libxcursor1 libxdamage1 libxext6 libxfixes3 libxi6 libxrandr2 libxrender1 libxss1 libxtst6 ca-certificates fonts-liberation libappindicator1 libnss3 lsb-release xdg-utils wget x11vnc x11-xkb-utils xfonts-100dpi xfonts-75dpi xfonts-scalable xfonts-cyrillic x11-apps xvfb
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apt-get update && apt-get install -y wget --no-install-recommends \
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&& wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - \
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&& sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list' \
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&& apt-get update \
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&& apt-get install -y google-chrome-unstable fonts-ipafont-gothic fonts-wqy-zenhei fonts-thai-tlwg fonts-kacst ttf-freefont \
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--no-install-recommends \
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&& rm -rf /var/lib/apt/lists/* \
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&& apt-get purge --auto-remove -y curl \
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&& rm -rf /src/*.deb
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Loops
for.sh
while.sh
until.sh
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# For loop using counter
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for COUNTER in `seq 1 10`;
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do
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echo The counter is $COUNTER
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done
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​
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# For loop using other values
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for i in $( ls ); do
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echo item: $i
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done
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COUNTER=0
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while [ $COUNTER -lt 10 ]; do
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echo The counter is $COUNTER
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let COUNTER=COUNTER+1
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done
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COUNTER=20
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until [ $COUNTER -lt 10 ]; do
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echo COUNTER $COUNTER
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let COUNTER-=1
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done
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Last modified 11mo ago
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