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Mathematics and science tools often depend on cluster and high performance computing, both undeniably Linux strengths. Couple that with the maturity of the science tools available for Linux and you get a lot of computational bang for your buck. Join us this weekend as we review physics, chemistry, biology, astronomy, and other science programs for Linux.

Back in the fifth article in our series on getting started with the Raspberry Pi, I mentioned Minecraft as a way to teach kids to program using a gaming platform. Today we'll talk about other ways you can play games on your Raspberry Pi, as it's a great platform for gaming—with and without emulators. read more

In this article, I introduce another option available for the astronomers out there—specifically, Cartes du Ciel, also known as SkyChart. Similar to other larger astronomy programs, you can use SkyChart from the desktop to the observatory.

News briefs for March 8, 2019.

Many VPS (or cloud) providers offer a Fedora image; if yours doesn’t, ask them to consider doing so. Fedora 29 cloud images are available here https://alt.fedoraproject.org/cloud/. However, in that case this article gives you an alternative to try. In some cases the provider will allow you to load a custom image (raw or QCOW format). […]

Canonical will keep Trusty Tahr fixes flowing... for a fee. Canonical has made good on its promise to keep on patching the venerable 14.04 Long Term Support (LTS) version of the Ubuntu operating system as it emitted updated installation media.…

PyroCMS is a powerful, modular, Open Source CMS and development platform built with Laravel 5. In this tutorial, I will show you how to install Pyro CMS on Debian 9 with Nginx web server and MariaDB database.

Cincoze unveiled fanless, Apollo Lake based “DC-1200” and 8th Gen Coffee Lake based “DX-1100” industrial PCs, both with shock, vibration, and -40 to 70°C support plus expansion via M.2, mini-PCIe, and Cincoze’s CMI and CFM modules. Cincoze unveiled a compact DC-1200 industrial computer with a quad-core Pentium N4200, as well as a more advanced and […]

Following the publication of the Small Scale Scrum framework, we wanted to collect feedback on how teams in our target demographic (consultants, open source developers, and students) work and what they value. With this first opportunity to inspect, adapt, and help shape the next stage of Small Scale Scrum, we decided to create a survey to capture some data points and begin to validate some of our assumptions and hypotheses. read more

TechNexion unveiled three i.MX8M Mini modules: a 40 x 37mm PICO-IMX8M-Mini with an Raspberry Pi-like carrier, a low-cost, FLEX-IMX8M-Mini SODIMM, and a highly customizable AXON-IMX8M-Mini. There’s also an AXON-IMX6 COM and an RPi-like AXON-Pi SBC. Longtime NXP partner TechNexion, which supports the Wandboard.org community site, has announced three compute modules based on the i.MX8M Mini […]

What is a filesystem? According to early Linux contributor and author Robert Love, "A filesystem is a hierarchical storage of data adhering to a specific structure." However, this description applies equally well to VFAT (Virtual File Allocation Table), Git, and Cassandra (a NoSQL database). So what distinguishes a filesystem? read more

So far, this series has focused on more serious topics—how to choose, buy, set up, and update your Raspberry Pi, and different things kids and read more

One operating system for two platforms? It's an old idea, which has never worked out, but the Linux laptop and smartphone company Purism is giving it another try.

In C language, you can call a function in a couple of ways: call by value and call by pointer or address. Let's discuss both these concepts with some easy to understand examples.

News briefs for March 7, 2019.

Bolt is a sophisticated, lightweight and simple CMS built with PHP. In this tutorial, we will go through the Bolt CMS installation on CentOS 7 system by using Nginx as a web server, MariaDB as a database server, and optionally you can secure transport layer by using acme.sh client and Let's Encrypt certificate authority to add SSL support.

Sysadmins are among the heaviest users of terminal emulators, software programs that emulate a hardware terminal such as the VT100. But everyone who uses Linux regularly probably knows their way around a term application. Most terminal emulators are graphical programs that run on any Linux graphical desktop environment, like KDE, Cinnamon, LXDE, GNOME, and others, and can emulate several different types of hardware terminals. read more

Bonzer Arm update SoCs it to 'em Raspberry Pi fans rejoice! Support for another of the diminutive computers has been added to the next version of Linux Kernel, 5.1.…

Recently, we published a poll that asked readers to vote on their favorite open source backup solution. We offered six solutions recommended by our moderator community—Cronopete, Deja Dup, Rclone, Rdiff-backup, Restic, and Rsync—and invited readers to share other options in the comments. And you came through, offering 13 other solutions (so far) that we either hadn't considered or hadn't even heard of. read more

Just like your tablet, cellphone, and laptop, you need to keep your Raspberry Pi updated. Not only will the latest enhancements keep your Pi running smoothly, they will also keep you safer, especially if you are connected to a network. The seventh article in our guide to getting started with the Raspberry Pi shares two pieces of advice on keeping your Pi working well. Update Raspbian Updating your Raspbian installation is a two-step process: read more