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 ...

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If you use Linux, chances are you're familiar with the command line. The shell is a powerful command-line interface, but you can think of running commands as a kind of programming. Here's why. The ...

Shell scripting is one of those skills that are absolutely invaluable on especially UNIX and BSD-based systems like the BSDs, the two zillion Linux distributions as well as MacOS. Yet not every shell ...

If you're not yet comfortable with writing scripts on Unix and Linux systems, this post might get you off to a healthy start. Creating a script on a Unix or Linux system can be dead easy or ...

Basic ways you can use shell scripts to monitor password strength and secret accounts. The internet ain't what it used to be back in the old days. I remember being online back when it was known as ...

I'm looking for info on using "if" with errorlevels but I may be using the wrong term because I keep coming up with nt shell scripting info. So here is what I want to do... I want to run "ls" on an ...

Jack Wallen shows how you can create a Linux shell script that requires a password without having to save a password within the script. Linux is the most flexible ...

If you don't love the shell you're using on your Linux system, change it! There are plenty, including bash, fish, ksh, tcsh, zsh. There are quite a few shells on Linux system and more that can be ...

I recently switched to Mac OS X as my primary desktop operating system after spending over a decade on Linux. Although Apple’s operating system supplies practically all of the command line tools I ...