CLI magic: sudo voodoo
Sudo is a handy little tool that is of value to both system administrators and common folks like us. What does it do? It allows you to temporarily assume the permissions of another user, up to and including root. If you belong to the camp that says you should only have root privileges at the time they are needed, sudo makes your life a little easier by making it easier to shape-shift between the permissions for a mere mortal and those of the super user.
By Joe Barr at Linux.com
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