List file and folder sizes
# du -hs ./*
Create SSH keypair
$ ssh-keygen -o -b 4096 -t rsa
Open SSH tunnel
$ ssh [email protected] (-N) -L localhost:8083:83.96.239.246:8083
Create new user
# adduser foobar
Add user to group
# usermod -aG $GROUP $USER
Change ownership of folder
# chown (-R) foo:bar $FOLDER
Find files/folders and get their size
$ find ~ -name "venv" | xargs -n 1 du -hs