How to set up passwordless SSH on Linux
Due to its reliability and security, the secure socket shell (SSH) is the most common way to interact with a remote server. However, using this...
How to kill a process in Linux from the command line
In Linux, managing running processes is key to maintaining system performance and stability. If you encounter an unresponsive or misbehaving process,...
How to use the Linux dig command
The dig command, short for domain information groper, is a powerful network tool for querying domain name system (DNS) servers. It helps diagnose and...
Tmux tutorial: understanding what it is, how to install and use it
Tmux is a tool that lets users create multiple virtual Terminal sessions in their system, each running an individual process. It works similarly to...
How to use the Linux shutdown command in Ubuntu and CentOS
The Linux shutdown command is used to power off, reboot, and schedule these tasks on Unix-based systems, offering a flexible way to manage system...
How to use unzip command in Linux
To unzip, Linux users can apply a command utility similar to other compression formats, such as tar and gzip. Understanding how to use the unzip...
What is the Linux tail command? how to use it with the head command?
The tail command in Linux prints the last N lines of a given file. By default, it shows the last 10 lines. When used with multiple files, tail...
How to change hostname on CentOS 9 Stream: 3 simple methods explained
Managing multiple servers may be challenging, which is where hostnames can prove to be useful. Hostnames enable users to name their servers and...
How to use the tar command in Linux
The tar command in Linux simplifies file management by enabling efficient archiving and compression. Originally designed for tape archives, it has...