Turn your Linux terminal from a serious productivity tool to a playground filled with challenges and excitement ...

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 ...

Use rolldice for full RPG features like modifiers and totals. This is the easiest way to roll a die in the terminal. Use shuf ...

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 ...

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 ...

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 ...

If you need to share or transfer files between Linux machines, you have plenty of options. Here are some you might not have considered.

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

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 ...

Managing authentication and authorization in a large-scale network is a challenge: the passwords need to be set and rotated every now and then, access to certain configuration settings needs to be ...

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 ...