SysAdmin

Git tags mark particular points in a project's history. This tutorial shows how to delete a local and remote tag to keep your repository clean.

Git tags are specific reference points in a project's development. This tutorial shows how to rename a Git tag in a local or remote repository.

Git tags denote specific points in a project's Git history. This tutorial shows how to create Git tags.

lsof is a practical sysadmin tool that prints a list of all open files. Read this guide to learn how to use the lsof command.

Want to add a desktop environment after you install Ubuntu server? By default, Ubuntu Server does not include a Graphical User Interface (GUI). A GUI takes up system resources (memory and processor) that are used for server-oriented tasks. However, certain tasks and applications are more manageable in a GUI environment. This guide will help you choose and install a graphical interface on your Ubuntu server.

Linux OS is unique because of its multiuser characteristic. It allows multiple users on one system, at the same time. In such circumstances, it is essential to be able to track all the users. In this how-to article, you will learn how to list users along with their login information. These commands should work on Centos/Ubuntu/Arch and other Linux distros as well.

Welcome to the phoenixNAP Client Portal documentation repository. Here you will find instructions on how to utilize the screens in the Client Portal and detailed information on the use of the Client Portal to create and administer your virtual machines (VM) and bare metal servers. The PDF guides below assume you are familiar with basic […]

You can substitute patterns in Vim with the slash and dot method or the substitute command. This tutorial explains how to find and replace words and navigate your file easily.

Vim offers several ways to move to the top or bottom of the text. Knowing how to jump to the start or end of any document will simplify navigating large files.

The useradd command is the primary SysAdmin tool for creating new user accounts on a Linux system. This guide provides and in-depth explanation on how the command works and how to use it effectively.