6 sudo tricks every Linux user needs to know - plus 1 just for fun

The sudo command lets users elevate their privileges to run admin tasks. But it's far from perfect. These tips can help.
How-To Geek on MSN

How to See All Devices on Your Network With nmap on Linux

Jump LinksIf You Need To, Install nmapFind Your IP AddressGet Started with nmapPerform a Deeper ScanWe've Lined Up The ...