First or last symbols in string

Posted About 3 years ago by leonidv.

Last 12 symbols from UUID: uuidgen | tail -c 12 First 8 symbols from UUID: uuidgen | head -c 8

Add user to group

Posted Over 3 years ago by leonidv.

sudo usermod -aG $GROUP $USER

Linux rescue

Posted Almost 4 years ago by leonidv.

In grub menu select autoline and press e. Find the line which is started with linux and append