Articles marked as System Administration are usually geared towards Linux security, networking, server configuration, virtualization, and similar topics.
At Linux Nightly, we’re always auditing our Linux servers and desktops, and looking for ways to improve performance and security. In these guides, we share some of the helpful things we’ve learned.
In this tutorial, you will learn how to check the version of your CentOS system. With CentOS support coming to an end, and CentOS Stream replacing it, many users are left wondering what version of CentOS they have, and when support for their operating system will expire. We have all the information for you here. …
Manjaro is a rolling release distribution, meaning that it doesn’t go through any major releases or upgrades, and keeping the system up-to-date is as simple as updating all the packages on your system. In this tutorial, you will learn how to upgrade Manjaro by updating all of the installed packages. Updating Manjaro via Command Line …
When installing Rocky Linux in a VMware virtual machine, you will definitely want to install VMware Tools as well. The VMware Tools software will give you better graphics support in the guest operating system, as well as the ability to drag and drop files between the host and guest system, and configure shared folders. In …
The locale on a Linux system is a set of environment variables. Your terminal and various applications will query these variables to figure out what country, language, and character encoding settings your system is configured to use. The locale on your system should reflect your current country and language for best results. In this tutorial, …
VirtualBox Guest Additions will help you get the most out of your Ubuntu virtual machine. It gives you automatic resolution scaling, a shared clipboard between the host and VM, and drag and drop ability. The step by step instructions below will explain how to install VirtualBox Guest Additions on Ubuntu Linux. Step 1. First, we’ll …
How to Install VirtualBox Guest Additions on Ubuntu 22.04 Read More »
If you’re logged into a remote system via SSH and need to disconnect, there are a few different ways to close the SSH session. You can choose from commands, a keyboard shortcut, or escape characters in the case of a hung connection. In this tutorial, you will learn all the ways possible to disconnect from …
Symbolic links (also called symlinks or soft links) act as shortcuts to other files or directories on Linux. Usually, they are just used as a matter of convenience. Sometimes, they’re also used to create links to files whose paths frequently change. For example, it’s easier to update a single symlink than it is to update …
If you used the certbot utility to obtain your free SSL certificate from Let’s Encrypt, but now wish to delete it, there’s a very simple way to do it. Follow along with us as we show you how to delete a site’s certificate data with certbot on Linux. Option 1. To delete a site in …
Although GNOME is the default GUI, there are many different desktop environments available for Ubuntu. If you want to try a different desktop environment, or need to install a GUI because you don’t have one yet, we’ll show you how in this guide. These instructions will also work for Ubuntu Server, which doesn’t have a …
In this tutorial, you will learn how to check the installed version of GNOME desktop environment on your Linux system. This can be accomplished through command line or via GUI as you will see below. Check GNOME Version – Command Line Open the terminal and type in: $ gnome-shell –version Check GNOME Version – GUI …
