A quick guide to the `sudo` command, used to run a command as another user
sudo is commonly used to run a command as root.
You must be enabled to use
sudo, and once you do, you can run commands as root by entering your user’s password (not the root user password).
The permissions are highly configurable, which is great especially in a multi-user server environment, and some users can be granted access to running specific commands through
For example you can edit a system configuration file:
sudo nano /etc/hosts
which would otherwise fail to save since you don’t have the permissions for it.
You can run
sudo -i to start a shell as root:
You can use
sudo to run commands as any user.
root is the default, but use the
-u option to specify another user:
sudo -u flavio ls /Users/flavio
sudocommand works on Linux, macOS, WSL, and anywhere you have a UNIX environment