Bulky, assorted files filling up my Downloads folder are no more.

Check if a file is really a file, whether a string contains anything, and whether you can run a program with these vital patterns.

At times, we need to write shell scripts that are interactive and user executing them need to monitor the progress. For such requirements, we can implement a simple progress bar that gives an idea ...

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 ...

One thing that's always bothered me about Linux, and UNIX before it, is that there isn't a decent command-line calculator available. You know, something where you can type in solve 5+8 or, better, ...

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 ...

In this article, we cover three of them – PowerShell, Command Prompt, and Windows Terminal — explaining how they differ from each other and when they should be used. The operating system of your ...