Tweeting Linux: 140 Linux Configuration Commands Explained in 140 Characters or Less is a straight-forward approach to learning Linux commands. Each command is first explained in 140 characters or less, then examples of usage are shown in screen captures, and finally more details are given when necessary to explain command usage. You'll see the most commonly-used commands, plus a few gems you might not know about.Written by a veteran I.T. trainer and Linux administrator, here's a sampling of what you'll find:--How to use rsync to synchronize files--Two tools for managing Apache Web servers--Four commands to query name servers--Four ways to get help--Four ways to install and manage software--The secret command that prevents even administrators from deleting a file--How to use diff to compare files--Seven ways to use "find" to search for files--The three steps to installing software from source code--The little-known Linux tool that combines ping and traceroute--How to create pop-up notices in the system trayAll information is presented in a straight-forward style designed for everyday use by working system administrators.