bash_tricks.md

1. check folder size

du -h foldername #more descriptive
du -hcs foldername #brief description

2. create softlink multiple files

pathDir="/path/to/directory/"
find $pathDir -name "*.format" -exec ln {} \;
# {} is whatever you find, and exec will execute a command for whatever you found. 
# \ is the full path to what was found 

3. go back to the previously visited directory

cd "$OLDPWD"

4.To see the current progress in the server cpu

htop 

5. To see hidden file

less .git/config

6.Docker using as a nonroot user If you would like to use Docker as a non-root user, you should now consider adding your user to the "docker" group with something like:

sudo usermod -aG docker bohanni

Remember that you will have to log out and back in for this to take effect!