Modern shells support command-line editing for efficient recall and correction of commands. Command-line editing is more efficient than using the shell's history mechanism. Shells like KornShell, Bash ...

The command line isn't required when using Linux. To truly maximize your Linux experience, you should still learn it. Some commands are more useful than others. Before we begin, I want to be clear: ...

Linux provides quite a few commands that let you do math on the command line. Which is best depends on the kind of math that you’re doing and the precision that you’re expecting. This post covers five ...