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Python has earned a reputation as a wonderful beginner programming language. But where does one begin? One of my favorite ways to get people interested in programming is by writing games. PursuedPyBear (ppb) is a game programming library optimized for teaching, and I recently used it to teach my children more about my favorite programming language. read more

fdisk is a menu-driven command-line utility that allows you to create and manipulate partition tables on a hard disk.

Wireguard is a new connection protocol to make your VPN connection more secure. Learn what Wireguard is and how it works with just about everything.

Recently, I wrote an article explaining how we can implement Open Shortest Path First (OSPF) using the Quagga routing suite. There are multiple software suites that can be used instead of Quagga to implement different routing protocols. One such option is free range routing (FRR). read more

During the Microsoft Build 2020 developer conference, Microsoft has raised a number of eyebrows at their Linux plans.

Ibase’s semi-rugged “AMS210” box PC runs on 8th or 9th Gen Coffee Lake CPUs with features including dual SATA bays, 4x GbE, 6x USB, 3x DP, and PCI and PCIe expansion slots. Ibase announced an industrial embedded box PC and “automatic control system” for factory automation, machine vision, digital signage, and industrial IoT applications. The […]

Canonical’s Ubuntu Security Team has published new Linux kernel security updates for Ubuntu 18.04 LTS and Ubuntu 16.04 LTS systems to address several vulnerabilities.

A GitLab survey found that DevOps is continuing to gain momentum, but there's plenty of room for improvement when it comes to testing and security.

A brief introduction to encrypting files with the GNU Privacy Guard (GPG, or GnuPG).

Cross-platform game engine Defold has announced that the source code is now available under a reasonably generous license, along with the formation of a Defold Foundation.

Windows Subsystem for Linux to gain out-of-the-box support for GUI apps, GPU chippery. Build Microsoft's Build 2020 appears to mark the long-awaited Year Of Linux on the Desktop thanks to incoming Windows Subsystem for Linux (WSL) improvements, including GUI support.…

Some of the data tables I audit have an "Issues" field that flags problems with individual records. It's a kind of self-reporting "Look! I've got an error!" feature. I wondered if I could do something similar with my favourite data-processing language, AWK, and this post documents my tinkerings.

Having a Firewall configured and with the right rules is important to maintain the security of the system. To make a suitable configuration it is convenient to know how to open ports in distributions as popular as Ubuntu.

Advantech’s “MIC-710AIX” edge AI computer and 8x PoE “MIC-710IVX” NVR system run Linux on Nvidia’s Jetson Xavier NX. There’s also an AGX Xavier based MIC-730AI system. Advantech has launched two embedded computers built around Nvidia’s Jetson Xavier NX module, which recently began shipping with a $399 Jetson Xavier NX Dev Kit. The MIC-710AIX is a […]

In my previous article, I introduced Skipper, an open source HTTP router and reverse proxy for service composition. This article focuses on how Skipper increases network visibility and describes its advantages for both developers of scalable applications and operators of the infrastructure they run on. read more

In this article, we will be going to discuss how you can password protect your files in Vim editor. We have used Debian 10 OS for explaining the procedure mentioned in this article.

Here's a handy guide of useful systemd commands for your Linux sysadmin toolbox.

In this tutorial, we will show you how to install and configure a PostgreSQL database server on FreeBSD. We will install the latest version of PostgreSQL 11 on the FreeBSD 12.0 system.

One of the great strengths of the Linux desktop is the choice it affords its users. If you don't like your application menu in the lower left of your screen, you can move it. If you don't like the way your file manager organizes your documents, you can use a different one. Admittedly, however, that can be confusing for new users who aren't used to having a say in how they use their computers. If you're looking at installing Linux, one of the choices you're going to have to make is which desktop you want to use, and the best way to do that is to try a few different ones until you find the on read more

We all know that modern business has become a rapid-response environment. Never before have we had the number of IT resources at the tips of our fingers as we have today, and most of them are enabled by the cloud. When we refer to "the cloud", we may be talking about several computing concepts, but typically the cloud consists of a set of remotely-hosted resources and services, from web pages to mobile apps or even traditional desktop applications. read more