Beginners Guide for Watch Command in Linux

In UNIX/Linux, “watch” is a resourceful utility for monitoring updates in the specified command output (including errors) by refreshing the results every 2 seconds until it is interrupted using the “Ctrl+c” shortcut key. It makes it easier for you to monitor the updates in background

A Tale of “More” and “Less” Commands in Linux

Linux users often use “more” and “less” commands interchangeably to read large files without understanding their differences, as their definitions are also identical in the manual. So, what’s their difference, and when should you use them? All of this doubt will be cleared in this

How to Switch Between TTY Screens Using the Chvt Command in Linux

This article requires knowledge of TTY in Linux. If you are unfamiliar with this term, check out our recent article on TTY and PTY in Linux, then come back to continue this article. So, to switch between different TTY screens (or virtual consoles) in Linux,

What is TTY and PTY in Linux?

If you’ve been using Linux for a while, you’ve probably heard the terms TTY and PTY. This article will explain what they are, how they affect Linux users, and their sweet little history. So, let’s start with their sweet little history to make things easier

What is SSH and How to Install it in Linux?

In this article, you will learn what the SSH protocol is, how it works, and a short history of this protocol. If you are only interested in the installation part, then click here. Tutorial Details Description OpenSSH Difficulty Level Moderate Root or Sudo Privileges Yes

Beginners Guide for Touch Command in Linux

The Linux user often uses the touch command as a way to create a text file in the current working directory, but this tool is not limited to that; it’s way bigger than creating a text file. The official description for touch command is “a

Listing All the Available Shells in Your Linux System

Bash is the most popular shell implementation program that most modern Linux systems like Debian and Ubuntu ship out of the box, unlike ZSH and Fish. However, operating systems like Kali Linux and macOS took a step forward by providing ZSH as the default login

Beginners Guide for Mkdir Command in Linux

In UNIX/Linux, the mkdir command is used to create single or multiple directories (also referred to as folders in some operating systems) in the current working directory. If the specified directory is already present in the current working directory, then the “File exists” error will

What is Restricted Bash Shell (or rbash) in Linux

Linux (or its shells) is a powerful tool that can handle all the tasks on a workstation or server without a hitch, giving you full control over your system. Like managing the background process, setting up a web server, monitoring the network devices, handling a

What is Chroot Jail and its Usecase in Linux

While walking in your Linux journey, you might hit yourself with the term “chroot” (or “chroot jail”), and that’s what you’re about to learn today: what they are and their usage. Tutorial Details Description Chroot Jail Difficulty Level Moderate Root or Sudo Privileges Yes OS