Linux basics

This guide explains how to add, delete and grant sudo privileges to users in Fedora 36 desktop and server editions.

This brief guide explains how to boot into rescue mode and/or emergency mode in Ubuntu and other Linux systems that uses Systemd.

This brief guide explains how to run commands as another user via Sudo and how to run certain commands without sudo password in Linux.

In this guide, we will discuss what is Shadow password file and its purpose in Linux. Then, we will discuss various commands to find all user accounts that has no password in Linux. Finally, we will see how to set password to an user and how to lock and unlock user accounts in Linux.

This tutorial explains what is Fdisk, and how to create and manage disk partitions with Fdisk utility in Linux operating systems.

In this guide, we will learn what is fstab in Linux, and what is the usage of fstab file, the structure of /etc/fstab file and finally how to debug fstab issues.

This step by step article will walk you through the procedure to move home directory to new partition or drive in Linux.

This guide explains how to use date command in Bash scripting, how to work with date and time using date in shell scripts, how to manipulate them and do various operations with it in Linux.

This tutorial explains different ways to correct errors and typos in previous console commands in Linux and Unix operating systems.

In this guide, we will look at what causes broken sudo, and how to restore sudo privileges to a user from recovery mode in Ubuntu and its derivatives.