tldr/pages/common/sudo.md

sudo

Executes a single command as the superuser or another user. More information: https://www.sudo.ws/sudo.html.

• Run a command as the superuser:

sudo {{less /var/log/syslog}}

• Edit a file as the superuser with your default editor:

sudo --edit {{/etc/fstab}}

• Run a command as another user and/or group:

sudo --user={{user}} --group={{group}} {{id -a}}

• Repeat the last command prefixed with "sudo" (only in bash, zsh, etc.):

sudo !!

• Launch the default shell with superuser privileges and run login-specific files (.profile, .bash_profile, etc.):

sudo --login

• Launch the default shell with superuser privileges without changing the environment:

sudo --shell

• Launch the default shell as the specified user, loading the user's environment and reading login-specific files (.profile, .bash_profile, etc.):

sudo --login --user={{user}}

• List the allowed (and forbidden) commands for the invoking user:

sudo --list