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This article explains how to "fix" sudo not working on Linux, resulting in this message when trying to use it: "your-username is not in the sudoers file. This incident will be reported." on Debian (and Debian-based Linux distributions like Ubuntu).

In this article, we will explain how you can resize your graphic files or photos through the Ubuntu command line using the ImageMagick utility.

Growing Pains, a platformer where you're growing constantly as you rush to finish each level before getting stuck is now available on Linux.

According to the now traditional schedule, Akademy 2019 started with two days of conference talks. Hosted by unixMIB at the University of Milano-Bicocca in Milan, Italy, the central conference of the KDE community attracted more than a hundred attendees during this past weekend. Many of them were attending Akademy for the first time ever, which is always a reason to celebrate.

By default, Vim doesn’t show line numbers, but they can be easily turned on. Vim supports three modes of line numbering that helps you navigate through the files. In addition to the standard absolute line numbering, Vim also supports relative and hybrid line numbering modes.

Jakarta EE will enable the enterprise Java community to “deliver an enormous amount of value and innovation going forward."

Learn how to read Linux file permissions and how to use chmod to modify them

For those who haven’t heard, the newest version of the Raspberry Pi (RPi) has been released. Technically it is the Raspberry Pi 4 Model B (RPi4). The Raspberry Pi 4 is a 64-bit single board system.

Students everywhere are returning to school this season. But to what kinds of schools are they returning? Are their classrooms organized like industrial-era factory floors, built around ideals like mass standardization and tailored for maximum efficiency? Or do they look more like agile, networked learning communities? Are they listening passively from the back of the room? Or are they collaboratively shaping what and how they learn as their teachers connect their lessons to projects and contexts outside the classroom? read more

The rsync command allows the administrator to synchronize the local backup with the remote server.

Curl is a command-line utility for transferring data from or to a remote server.

FLOSS is penetrating the government sector of countries throughout the world. That holds true right here in the good ole U.S.A. A world that was intent on utilizing proprietary software is slowly changing its tune. The United States has not been as progressive in this area as some other countries, but over the course of the last few years, it has finally decided to jump on the train. The benefits are just too hard to ignore. While this topic is wide ranging, the focus of this piece will be on the Department of Defense (DoD) in particular.

MySQL workbench is a graphical application which let us manage data and perform administrative tasks on MySQL databases. In this tutorial we will see how to install the program on Ubuntu 18.04 (Bionic Beaver) and we will perform a brief tour of some of its most basic functionalities to make your Linux system administration job easier.

Purism has revealed its shipping schedule for its privacy-oriented Librem 5 smartphone. Comprised of six iterations, the shipping schedule spans from this month into Q4 2020, with each iteration including updates to the phone’s hardware, mechanical design and software. Purism has announced its shipping schedule for its Librem 5 phone running PureOS. We covered the […]

The Envoy S solar system monitor runs Linux and contains a Web server. Two simple requests to that server will return real-time and summary data for the system as a whole and for individual microinverters.

The GNOME Project announced the availability of the final milestone in the development cycle of the upcoming GNOME 3.34 desktop environment for Linux-based operating systems.

Mumble, the free VoIP application, has reached version 1.3.0 stable after more than 2 and a half years since the previous stable release, and almost 10 years since the last Mumble 1.2 feature release. Mumble 1.3.0 includes new Lite and Dark themes, individual user volume adjustment, dynamic channel filtering, and much more.

Apache CouchDB is a free and open-source NoSQL database solution. Apache CouchDB has a document-oriented NoSQL database architecture and is implemented in the concurrency-oriented language Erlang; Apache CouchDB uses JSON to store data with documents, it uses JavaScript as its query language using MapReduce, and it uses RESTful HTTP for its API. In this tutorial, we will show you how to install and set up Apache CouchDB on a VPS running Ubuntu 18.04.

If you want to manage your Kubernetes container images securely and reliably, you should check out the latest release of Red Hat Quay.

The discussion about “Linux” is being saturated if not replaced by misinformation and marketing of Linux’s competition — owing largely to googlebombing tactics that the Linux Foundation participates in rather than tackle