SysAdmin

Master Linux networking commands! This article provides an overview of 20 Linux network commands, and features a free downloadable PDF cheat sheet.

This article lists the most commonly used commands and tools to remove unwanted files from your Linux system.

GRUB bootloader initializes hardware and loads the Linux kernel at startup. It also provides a user interface to help user select the right OS to load on multi-boot systems. This article introduces you to GRUB and its usage.

RDP gives you access to the GUI of a remote server. RDP works with xrdp, an open-source remote desktop protocol server in Linux.
This text shows you how to enable an RDP using xrdp on Ubuntu 22.04.

Resetting to a remote branch enables synchronizing a local branch to a remote repository. Follow this step-by-step tutorial to reset to remote using the git reset command, in three simple methods.

This guide explains how to install and secure a phpMyAdmin instance on Ubuntu 20.04 and 22.04.

Vagrant is a software application that creates an operating system environment using virtualization technology. Vagrant uses a command line interface to load, prepare, and launch a virtual environment, called a Vagrant Box. There are many preconfigured Vagrant boxes available for download. You can also start with a basic box and add your own configuration. This guide will walk you thru how to install Vagrant on Ubuntu 18.04 (Bionic Beaver).

This article explores the basic principles of system calls, delves into their functions and features, and provides a list of common system calls in UNIX and Windows.

Overwriting a local Git branch with a remote one is useful when you need to synchronize the changes with the remote repo. This tutorial shows two different methods for overwriting a local branch in Git.

This article explains the concept of swap space in Linux, what it is and how it works. Learn how to utilize swap space to boost your system performance and avoid degradation caused by improper use.