All Articles

Browse all Linuxize tutorials, guides, and references.

Mar 31, 2026 • 6 min read

How to Unzip Files in Linux

A practical guide to the unzip command: extract ZIP files to a specific directory, handle password-protected archives, list archive contents, and use common flags like -o, -n, -d, and -j.

Mar 31, 2026 • 7 min read

How to Use Nano, the Linux Command Line Text Editor

Learn the essential nano commands and keyboard shortcuts: open, save, and exit files, search and replace text, copy and paste, and use sudo nano to edit system files.

Mar 30, 2026 • 5 min read

id Command in Linux: Display User and Group Information

The id command prints real and effective user IDs, group IDs, and supplemental group memberships for any user on a Linux system.

Mar 30, 2026 • 9 min read

sed Delete Lines: Remove Lines by Number, Pattern, or Range

Remove lines from files with sed using line numbers, patterns, ranges, and regular expressions. Covers preview mode, in-place editing, and common recipes.

Using the sed command to delete lines from a file in Linux

Mar 29, 2026 • 3 min read

How to Rename Directories in Linux

Rename single or multiple directories from the Linux command line using the mv command, for loops, and the rename utility.

Mar 29, 2026 • 4 min read

How to Check Java Version

Find out which Java version is installed on your system, check the JDK compiler version, and manage multiple Java installations from the command line.

Mar 28, 2026 • 4 min read

How to Check Linux Version

Find which Linux distribution and version is installed on your system using /etc/os-release, lsb_release, hostnamectl, and other command-line methods.

Mar 27, 2026 • 4 min read

w Command in Linux: Show Logged-In Users and Activity

Learn how to use the w command in Linux to see logged-in users, idle time, load averages, and what each user is doing.

Mar 27, 2026 • 3 min read

sysctl Command in Linux: View and Change Kernel Parameters

Learn how to use the sysctl command to view, set, and persist Linux kernel parameters, with practical examples for common settings.

Mar 27, 2026 • 3 min read

Install xrdp on Raspberry Pi: Remote Desktop Setup Guide

Set up xrdp on Raspberry Pi OS and connect over Remote Desktop from Windows, macOS, or Linux. Includes desktop install steps and first login.

Mar 26, 2026 • 2 min read

How to Unzip a .gz File in Linux

Unzip a .gz file in Linux with gzip or gunzip, keep the original file when needed, and extract .tar.gz archives with tar.

Mar 25, 2026 • 9 min read

How to Set Up a Firewall with UFW on Ubuntu 24.04

Step-by-step instructions for configuring and managing a UFW firewall on Ubuntu 24.04. UFW is a user-friendly front-end for managing iptables firewall rules.

Mar 24, 2026 • 9 min read

How to Remove Docker Images, Containers, Volumes, and Networks

Remove unused Docker containers, images, volumes, and networks to free disk space. Covers docker system prune, selective removal, filters, and force options.

Remove Docker Containers, Images, Volumes, and Networks

Mar 23, 2026 • 5 min read

apt vs apt-get: What Is the Difference?

Understand the difference between apt and apt-get in Debian and Ubuntu. When to use each tool, how the commands map to each other, and which one belongs in your scripts.

Mar 22, 2026 • 5 min read

How to Create a Self-Signed SSL Certificate with OpenSSL

Generate a self-signed SSL/TLS certificate and private key on Linux using the openssl command. Covers RSA and ECDSA keys, Subject Alternative Names (SAN), and non-interactive generation.

Mar 21, 2026 • 8 min read

Configuring the Nginx Error and Access Logs

This guide explains how to configure Nginx access and error logs, define custom log_format directives, and inspect log entries on Linux.

Mar 20, 2026 • 4 min read

whereis Command in Linux: Find Binary, Source, and Man Pages

The Linux whereis command locates the binary, source, and manual page files for a given command. This guide covers all options with practical examples.