Linux Commands Reference - Complete Linux Command Guide
Comprehensive Linux command reference with 150+ commands. Search, filter by category, and view detailed usage examples.
sudo
Execute command as another user
Syntax
sudo [OPTION]... COMMANDCommon Options
-uExecute as specified user-iSimulate initial login-sRun shell as root-lList sudo privileges-kInvalidate timestamp-vUpdate timestamp-bRun in background-EPreserve environmentCommon Examples
sudo apt updateUpdate packages as root
sudo -u postgres psqlExecute as postgres user
sudo -iSwitch to root shell
sudo -lCheck sudo privileges
sudo -sRun shell as root
sudo -kInvalidate sudo cache
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