Essential Linux troubleshooting commands every user should know.

In this article, I want to cover a more fundamental aspect of shell scripting: working with command arguments. I suspect that most shell scripts go through an evolution with their command flags, ...

The commands below include basic Unix commands such as ls, cat, cp, mv, grep, etc. We will also talk about some of the shortcuts that can help you take control of your operating system faster and in a ...

The word apropos means “fitting and to the point”. As a command on a Linux system, its role is to identify commands that relate to the particular terms that you are asking about – such as files, lists ...

This article is reprinted from the book A Practical Guide to Linux Commands, Editors, and Shell Programming 3rd edition, with permission of the author and publisher ...