If you aren’t a Linux user and you watch someone who knows what they are doing use Bash — the popular command line interpreter — you might get the impression they type much faster than they actually ...

While Linux systems install with thousands of commands, bash also supplies a large number of “built-ins”—commands that are not sitting in the file system as separate files, but are part of bash itself ...

The here string is the leaner, more versatile cousin of the here doc.

It is easy to dismiss bash — the typical Linux shell program — as just a command prompt that allows scripting. Bash, however, is a full-blown programming language. I wouldn’t presume to tell you that ...

You probably use some bash builtins fairly often whether or not you think of them as builtins or simply as commands. After all, bash builtins are commands, but not implemented as separate executables.

Sometimes, a GUI app isn't enough.

One of the simplest ways to run a command in the background is by appending an ampersand (&) at the end of the command. This method instructs the shell to execute the command as a separate background ...

Sometimes I need a shortcut to make things a bit faster. There are also situations where my memory needs a helping hand with the litany of commands I use throughout the week. That's why I often turn ...