Working on the command line is an integral part of being a successful Linux user. You need to have a firm grasp of certain commands to work effectively. There are even certain commands that you must ...

Blindly executing commands can also reinforce bad habits, preventing users from learning the reasoning behind each step.

Confused by APT, DNF, PACMAN, or Zypper? This guide explains the default package managers of various Linux distributions.

A series of commands ranging from simple to fairly complex will help you count lines, words or individual characters on the Linux command line. Linux includes some useful commands for counting when it ...

As a relatively isolated junior sysadmin, I remember seeing answers on Experts Exchange and later Stack Exchange that baffled me. Authors and commenters might chain 10 commands together with pipes and ...

The eval command allows you to run the contents of variables as commands and can be very useful, especially in scripts. There are probably a lot of Linux users who have never encountered the eval ...

Learn how to add, delete, and grant sudo privileges to users in Red Hat Enterprise Linux (RHEL), AlmaLinux and Rocky Linux.

How to Scan for IP Addresses on Your Network with Linux Your email has been sent Are you having trouble remembering what IP addresses are in use on your network? Jack Wallen shows you how to discover ...

How to View Your SSH Keys in Linux, macOS, and Windows Your email has been sent There will be times when you need to actually view your SSH certificates on Linux. Why? For example, you need to add a ...