Practical Linux Tutorials and Command-Line Guides

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GZ file icon beside the text unzip .gz file on a yellow background

Jul 17, 2026 • 4 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 9, 2026 • 7 min read

Find and Replace in Vim / Vi

Step-by-step guide to finding and replacing text in Vim using the :substitute command. Covers ranges, flags, regex, case sensitivity, and practical examples.

Using the rsync command to sync files and directories in Linux

Feb 23, 2026 • 7 min read

Rsync Command in Linux with Examples

Learn how to use the rsync command to sync files and directories locally and remotely. Covers common options, remote transfers, dry run, exclusions, and troubleshooting.

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Latest Articles

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Sep 11, 2026 • 13 min read • series

How to Create Users in Linux (useradd Command)

Create user accounts in Linux with useradd: home directories, passwords, groups, shells, UIDs, and expiry dates, plus how useradd compares to adduser.

Create Users in Linux Using the useradd Command

Sep 11, 2026 • 7 min read

How to Add and Delete Users on Debian 13

Create, delete, and lock user accounts on Debian 13 using adduser, deluser, and usermod, with practical examples for each command.

Sep 11, 2026 • 6 min read

How to Create a sudo User on Debian

Create a sudo user on Debian 11, 12, and 13 by adding a new account and granting sudo privileges through the sudo group or the sudoers file.

Sep 11, 2026 • 9 min read

pnpm Command: Install and Manage Node.js Packages

This pnpm command guide covers installation, project setup, dependency management, scripts, lockfiles, npm migration, and workspace filtering.

Managing Node.js packages with pnpm commands in a terminal

Sep 11, 2026 • 6 min read

How To Create a Sudo User on Ubuntu

Create a sudo user with a home directory on Ubuntu 22.04, 24.04, or 26.04 using adduser and usermod, then verify the account has sudo access.

Sep 10, 2026 • 5 min read • series

How to Run Sudo Command Without Password

Configure the sudoers file or a drop-in file in /etc/sudoers.d to let a user or group run sudo commands without a password prompt.

Sep 10, 2026 • 14 min read

How to Install and Use uv: Fast Python Package Manager

Install uv on Ubuntu, Debian, and other Linux distributions, then use it to create projects, add dependencies, manage virtual environments, and install Python versions.

Installing and using uv, a fast Python package manager, on Linux

Sep 10, 2026 • 7 min read

How to Add User to Sudoers in Debian

Grant sudo privileges in Debian by adding a user to the sudo group or configuring a custom sudoers rule with visudo. Covers Debian 12 and 13.

Sep 10, 2026 • 10 min read

How to Add a User to Sudoers in Ubuntu

Grant sudo privileges in Ubuntu by adding a user to the sudo group or editing the sudoers file. Step-by-step examples and common errors.

Sep 10, 2026 • 7 min read • series

How to Enable SSH on Ubuntu

Enable SSH on Ubuntu by installing OpenSSH Server, checking the correct systemd unit, allowing it through UFW, and connecting from Linux, macOS, or Windows.