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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 install and set up an Ubuntu mail server
Having your own email server is a great idea for any medium-sized company. With this, all the traffic is controlled, and we can define the rules...
How to show users in MySQL and user information using Linux
A MySQL database server is frequently the first choice for developers and anyone interested in testing a structured query language. MySQL includes...
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...
Comprehensive Dreamweaver tutorial: what it is and how to use it for web development
When starting out with website development, you’ve probably heard about WYSIWYG (what you see is what you get) editors. The temptation to build a...
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...
How to change a Linux hostname using four different methods
A hostname is a name used to identify a device on a network. Usually, it is set as localhost during the operating system installation. However, if...
How to list installed packages on Ubuntu
As a server administrator, understanding how to list software packages installed in an Ubuntu system is crucial. It is useful for various tasks, such...
How to use the bash for loop: Syntax and examples
A Bash for loop is a statement in the Bash programming language that allows a code or script to run repeatedly. It enables you to finish repetitive...
How to check your Ubuntu version using GUI, terminal and Hostinger VPS panel
Checking your system’s Ubuntu version is crucial to ensure compatibility before installing software or deploying an application. It also helps...
How to install Anaconda on Ubuntu
Anaconda is a popular Python/R data science platform available for novice users, data scientists, and other scientific communities. The platform is an...
How to use the Linux cat command
The cat command is one of the most useful commands in Linux – it is used for displaying, combining, and manipulating text files. Its versatility is...
How to use the grep command in Linux + examples
The Global Regular Expression Print or grep command searches specific lines containing a particular pattern in a file. It is useful for quickly...
How to rename files in Linux using the mv and rename commands
A command-line terminal is an essential tool for administrating Linux systems, including a VPS. It lets users execute various Linux commands to...
How to create and remove Linux symlinks for files and directories
A symbolic link, or symlink, is a special file type in Linux that points to another file or directory. Similar to Windows shortcuts, symlinks provide...
How to use the chown command to change the owner of a file in Linux, and a free Linux cheat sheet
Managing file and directory ownership is essential when working with Linux operating systems on a virtual private server. The correct use of the chown...