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In this article we examine how to view, redo, undo and rollback system changes using the DNF history command.

Let’s Encrypt is a free, automated, and open certificate authority developed by the Internet Security Research Group (ISRG) that provides free SSL certificates.

Certificates issued by Let’s Encrypt are trusted by all major browsers and valid for 90 days from the issue date.

Microsoft’s actions — not words — suggest an ongoing effort to extinguish GNU/Linux, not to “embrace” or to “love” it

Linus Torvalds announced today the general availability of the Linux 5.4 kernel series, a major release that adds numerous new features, stronger security, and updated drivers for better hardware support.

Plone is a free and flexible Open Source Management System built on top of the Zope application server. It is based on the Python programming language but also contains large amounts of HTML, JavaScript, and CSS. Plone offers a lot of features for public websites, private intranets, multi-site Management, enterprise integrations, search capabilities, multi-language support, and much more. In this tutorial, we will cover the steps needed for installing Plone CMS on Ubuntu 18.04.

Clientron’s “TC-238 AIO Thin Client” has a 23.8-inch display and an Atom x5-E38000 SoC implemented via Intel’s SDM-Large form factor. Triple simultaneous displays are available thanks to DVI-D and 4K-ready DP ports. Thin client vendor Clientron, which last year released an S-Cube Pi 3 B+ Thin Client built around the Raspberry Pi 3 B+, has […]

My method should fix the problem and will work just fine 99% of time. But please be mindful that if the update process is running and you killed the process in the middle of package installation, you might end up with broken system. In such cases, don’t panic, just follow the below guide to fix it.

When we polled our readers nearly 4 years ago with this question, most people responded that they did not have any devices connected to the Internet of Things. However these days, there are approximately three connected devices per capita globally and that number is only expected to grow. Of course, not every person has exactly three devices. Some people have ten and others still have none.

Today I am announcing the release of a personal project of mine. A GTK+ interface for PHP's built-in web server. It lets you choose the executable, IP address or hostname, port number, root directory, and INI file graphically. I have used this software for testing purposes for many years, since at least 2014.

Just over two weeks after the first, the second Beta for the big upcoming Godot Engine 3.2 release is now available.

In this tutorial, we are going to explore all the ways of working with remote Linux systems. From X11, to SSH until XRDP, you will learn everything that there is to know about remote Linux system administration.

How do we choose our paths? Or do they choose us? This is the story of my professional journey into the world of system administration.

Lock screen notifications enables you to see and dismiss all system notifications right from the lock screen without needing to unlock your system. This tutorial shows you two ways to disable them on a Debian 10 desktop system.

The Audacity development team released today Audacity 2.3.3, a new maintenance update to the open-source and cross-platform video editor for GNU/Linux, macOS, and Windows operating systems.

Chrome Browser is the most widely used web browser in the world. It is fast, easy to use, and secure browser built for the modern web. Chrome is not an open-source browser, and it is not included in the official CentOS repositories.

Still trying to figure out how to use sed? Check out these examples.

Nvidia has released today a new set of long-lived proprietary graphics drivers for GNU/Linux, BSD, and Solaris 64-bit operating systems that adds support for a new GPU and various bug fixes.

Docker Compose is a tool designed to run multiple Docker applications at the same time. Compose can be used to run a stand-alone application as well as communicate with the other containers present on the same host. With Compose you use a YAML file to configure all of your Docker containers and configurations all in one place. In this tutorial, we will cover the steps needed for installing Docker Compose on a CentOS 7 VPS, as well as go over a few commands you can do with Docker Compose.

Zorin OS 15 was released in September with several new features and improvements. Yesterday Zorin OS 15 lite was released. The lite version is for the revival of old computers.

If you have a mouse with extra buttons, you can bind those buttons to perform a key combination, run a program, command or script. This will only work if you use X11 (it does not work on Wayland) because the tools we'll use for this only support X11.