Category

Linux Tutorials and Command Line Guides - Page 22

Learn Linux with step-by-step tutorials, command line examples, and system administration guides for Ubuntu, RHEL, CentOS, and more.

Welcome to the Linux tutorials section, your complete resource for mastering Linux commands and system administration.

This category covers everything from basic commands to advanced system-level operations across multiple distributions such as Ubuntu, RHEL, and CentOS.

Linux is the backbone of modern infrastructure, and understanding it is essential for DevOps, cloud computing, and system administration. You may also explore System Administration and Security for advanced topics.

Browse by distribution using the cards below — RHEL family (RHEL, Rocky Linux, AlmaLinux, CentOS, Fedora) and individual APT-based hubs (Ubuntu, Debian, Kali Linux, Linux Mint) — then see featured articles and the full article list.

639 articles

Linux category illustration with terminal, commands, permissions, and troubleshooting features
Linux distributions

Browse by distribution

Ubuntu Linux tutorials illustration with apt, Netplan, and desktop setup
Distribution

Ubuntu tutorials

Ubuntu Linux guides for LTS and interim releases. apt and snap installs, Netplan networking, systemd services, and desktop or server setup.

183 articles

Debian Linux tutorials illustration with apt, dpkg, and systemd
Distribution

Debian tutorials

Debian Linux guides for stable, testing, and unstable. apt and dpkg workflows, systemd, networking, and server or desktop configuration.

96 articles

Kali Linux tutorials illustration with install media and apt on Kali rolling
Distribution

Kali Linux tutorials

Kali install, repository, and package guides live in the ethical hacking section—VirtualBox, USB, Android, Apple Silicon, and day-to-day apt tasks on Kali.

11 articles

Linux Mint tutorials illustration with apt, Cinnamon desktop, and Update Manager
Distribution

Linux Mint tutorials

Linux Mint guides built on the Ubuntu LTS base. apt and dpkg installs, Cinnamon desktop configuration, Update Manager, and driver setup.

3 articles

Cross-distribution Linux tutorials illustration with shared administration and tooling guides
Distribution

General Linux guides

Distribution-neutral Linux tutorials—systemd, networking, security, and administration concepts that apply across RHEL-family, Debian-family, and other platforms.

187 articles

Editor's picks

All Linux articles

linux

How to PROPERLY test port connectivity in Linux

Multiple methods and commands to test port connectivity between Linux server and client with examples. Check availability of multiple ports in Linux for firewalls or network issues.

Deepak Prasad6 min read
linux

Install Kali Linux on Raspberry Pi

Step by Step instructions to install and setup Kali Linux on Raspberry Pi 2,3 and 4 with screenshots.

Deepak Prasad5 min read
linux

Install WireGuard VPN Rocky Linux 8

Step by step instructions to install wireguard VPN on Rocky Linux. Configure network, firewall and test the VPN

Deepak Prasad8 min read
linux

Install Graylog on Rocky Linux 8

Step by step instructions to install graylog on rocky Linux 8. Install and configure elasticsearch, mariadb, java and graylog server

Deepak Prasad8 min read
linux

Install MariaDB on Rocky Linux 8.4

In this tutorial, we will learn how to install MariaDB on Rocky Linux 8.4. You may also check the mariadb page link for the official instructions to install

Deepak Prasad5 min read
linux

How to Get Started with Game Development?

Game development might sound as simple as creating a video game. But have you ever thought about what it looks like

Deepak Prasad7 min read
linux

How to implement password policy in RHEL Linux with examples

Learn to implement password policy with complexity, old password reuse and more using pwquality.conf explained with examples in RHEL/CentOS 7 Linux

Deepak Prasad5 min read
linux

Steps to repair filesystem in rescue mode in RHEL/CentOS 7/8 Linux

Steps to repair filesystem in rescue mode in RHEL/CentOS 7/8 Linux. repair xfs filesystem with xfs_repair. repair ext4 filesystem with e2fsck

Deepak Prasad4 min read
linux

Install GNOME | How to enable GUI mode | RHEL CentOS 8

Steps to install gnome desktop environment in RHEL CentOS 8 for workstation and server with gui. Enable and start GUI mode, command to switch GUI mode linux

Deepak Prasad5 min read