Few aspects of Unix system administration are more intimate than the relationship between the admin and their chosen shell. After all, the shell is the most fundamental interface to the system, the ...

This is not entirely unlike what our location-reporting command is doing; it’s just one level simpler. Clearly, other vital information concerning a script can be displayed using a series of echo ...

Bash (Bourne Again Shell) is the free and enhanced version of the Bourne shell distributed with Linux and GNU operating systems (OSes). Bash is similar to the original but has added features, such as ...

Most Linux admins are hard-pressed to avoid the terminal window. It's almost as though it's in your blood to automatically use commands. And when you do, you usually work with Bourne Again Shell, also ...