From your everyday talking cows to upside-down, rainbow-colored, ASCII art made from ridiculously large prime numbers, these ...

The most important networking command in Linux might be ping ... internet connection is up or if a server has gone down. The basic usage is ping followed by an IP or DNS address: ping ...

Backspace Mapped as a backspace key, displaying ^H. Ctrl-u Erases the command line. Ctrl-w Erases the last word on the command line. Ctrl-s Stops flow of output on the display. Ctrl-q Resumes the flow ...

Once you get the hang of regular expressions, you'll find them invaluable. The trick is to start small - I'll show you how.

There are quite a few tools that can help test your connectivity on the Linux ... from these commands: The ping command is the simplest and most often used command for doing basic connectivity ...

Setting up and managing groups on Linux systems can help when you need to assign specific privileges to particular groups of ...

Jack Wallen, writing for TechRepublic Premium, presents some of the more useful disk management command line tools found on just about every Linux distribution. Once you have even a basic ...

The following are some basic commands that are necessary to navigate the system and edit files. Remember capitalization counts! mv Moves a file by one name to another. If the target does not exists ...