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2DayGeek: This quick article shows you how to install and uninstall list of packages from a file in Linux.

The Raspberry Pi is the small, low-cost, single-board PC that took the world by storm when it was released in 2012. Since then, educators, students, makers, and tinkerers have used the various Raspberry Pi models for many, many unique and interesting projects. The possibilities are nearly endless.

In 2020, as every year, new open source projects launched as alternatives to proprietary solutions. Here is a roundup of the top nine articles about open source alternatives that made the headlines in 2020 on Opensource.com.

This step by step guide explains how to upgrade Alpine Linux to latest available stable version or rolling release version.

The Xfce 4.16 desktop environment has been officially released today as a major update that brings numerous new features and improvements over the previous release, Xfce 4.14.

Created for version 7 of AT&T’s original Unix operating system, the sed command has been included with probably every Unix and Linux OS since. The sed application is a stream editor, and unlike a text editor it doesn’t open a visual buffer into which a file’s data is loaded for processing. Instead, it operates on a file, line by line, according to either a command typed into a terminal or a series of commands in a script.

After years of struggling to catch up, the German open source software firm buys what might be the ticket to finally turning around.

In yet another arrogant display of Hubris and self-admiration, Microsoft enters a project merely to divert resources away from its principal goals, instead rendering it a ‘slave’ of Microsoft’s proprietary universe (DirectX, WSL, GitHub)

Fields in a data table can be specified with either a field name or a field number. Name and number don't have to be the same in different files, so that a "FirstName" field could be field 3 in table A and field 4 in table B. Here I show how AWK can be used to build a concordance table that lists the field numbers for the same field names in two or more tables.

When you want to learn a new programming language, it's good to focus on the things programming languages have in common. Because programming languages usually share similarities, once you know one language, you can learn the basics of another by understanding its differences.

While 2020 will certainly be remembered for elections, protests, and most of all, the COVID-19 pandemic, a lot of other things changed in 2020, including a whole lot of cool changes in technology. Through it all, we could count on system administrators to do what they do best. Perhaps more so than ever, as we all moved from physical offices to working from home. We generated more load than ever on our infrastructure as more users relied on virtual private networks and videoconference tools to get their daily work done.

Service meshes debuted in 2017, but it really broke big in 2020 due to the increased complexity of the cloud-native world.

FOSS Quiz is a central platform for taking various quizzes about open source software, so that interested users can try to answer these quizzes and learn much more about the respective project/software in the process, in a fun and interactive way.

Red Hat's Karsten Wade, a Senior Community Architect and member of the CentOS board, has defended the decision to kill off CentOS Linux in favour of CentOS Stream, saying the two projects were "antithetical" and Stream is a satisfactory replacement in most cases.

This article shows how to get Kali Linux up and running quickly as a Virtual Machine using VMware Workstation

Few of us really want to read articles about security. They're usually uncomfortable (and overwhelming) reminders of the things we aren't doing to keep our data safe and secure. Luckily for us, this year, Opensource.com authors specifically focused on writing about manageable security tasks. Some are afternoon projects, while others are small steps you can take to improve your default security settings.

In ONLYOFFICE, Private Rooms are protected workplaces for encrypted collaboration where every symbol you type is encrypted using the AES-256 algorithm. In this tutorial, we’ll learn how to enable Private Rooms for encrypted real-time co-editing in ONLYOFFICE Workspace.

VLC is one of the most popular media players that is available on Linux, Windows, Solaris, Android and OS X. In this article, we will learn how to install VLC on CentOS 8 Linux.

Onion has gone to Crowd Supply to launch a $179, USB-connected “Onion Tau LiDAR Camera” for 3D depth sensing. The 160 x 60-pixel, 81? x 30? camera offers a open source Tau Studio Web App and Python API software. After eliciting interest from the Onion community with Onion’s experimental Omega2 LiDAR Kit based on its OpenWrt-on-MIPS based Omega2 module, the company collaborated with Visionary Semiconductor to produce a low-cost 3D LiDAR camera.

Here are 4 packages from COPR. Check out some of what is available outside of the official Fedora packages.