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I have to admit, it took me a rather embarrassingly long time to really get into Linux as a daily driver. One thing I recall from these years in the wilderness was how strange it was to watch open source types get so worked up about text editors. It wasn't just that opinions differed. Disagreements were intense. And you'd see them again and again. read more

Google has launched a sandwich-style, $150 “Coral Dev Board” with an RPi-like 40-pin header that runs Linux on an i.MX8M with an Edge TPU chip for accelerating TensorFlow Lite. The USB stick version sells for $75. Google unveiled its embedded oriented Edge TPU version of its Tensor Processing Unit AI chip in July. More details […]

How to use ncurses to manipulate your terminal screen.

In previous articles, including How does rootless Podman work?, I talked about Podman, a tool that enables users to manage pods, containers, and container images. read more

News briefs for March 5, 2019.

As countless schools, libraries, and families have proven, the Raspberry Pi is a great way to expose kids to programming. In the first four articles in this series, you've learned about purchasing, installing, and configuring a Raspberry Pi. In this fifth article, I'll share some helpful resources to get kids started programming with the Raspberry Pi. read more

OctoberCMS is a free and open source Content Management System (CMS) and web platform based on the PHP programming language and Laravel web application. In this tutorial, we will be going to explain how to install OctoberCMS on Ubuntu 18.04 server.

In 2012, after experiencing performance and scaling limitations with the CI/CD solution we were using, my team at Yahoo started searching for another platform. We didn’t find a solution that met our rapidly growing developer needs, so we built Screwdriver. It is the product of our CI/CD journey at scale, lessons gathered along the way, and enormous amounts of feedback from our internal developers. After seeing the value Screwdriver added, we decided to open source it in 2016 to share our solution with the global DevOps community. read more

Newark Element14 and Avnet announced a Raspberry Pi based “SmartEdge Industrial IoT Gateway” with 2x Ethernet, WiFi/BT, CAN, serial, and optional Zigbee, Z-Wave, or LoRa. Avnet, which last year launched the Zynq UltraScale+ based ‘Ultra96 96Boards CE SBC, announced plans for the Avnet SmartEdge Industrial IoT Gateway at the CES show in early January. At […]

NodeBB is a Node.js based forum software built for the modern web. It's built on either a MongoDB or Redis database. In this guide, we will guide you step-by-step through the NodeBBB installation process on the Debian 9 operating system using Nginx as the reverse proxy, MongoDB as the database, and acme.sh and Let's Encrypt for HTTPS.

Kontron’s has launched two rugged KBox IoT gateways that run Yocto Linux on the Raspberry Pi CM3 (KBox A-330-RPI) and dual-core i.MX6 (KBox A-330-MX6). The systems offer 10-year availability and industrial I/O including CAN. Designed for cost-sensitive industrial control and gateway applications, Kontron’s new KBox A-330-RPI and KBox A-330-MX6 gateways feature compact, 111 x 76 […]

News briefs for March 4, 2019.

Project Jupyter is a set of open-source software projects that form the building blocks for interactive and exploratory computing that is reproducible and multi-language. The main application offered by Jupyter is the Jupyter Notebook, a web-based interactive computing platform that allows users to author documents that combine live code, equations, narrative text, interactive dashboard and other rich media.

I've been looking for a Linux laptop that's as powerful as a MacBook Pro and as light as a Chromebook, so when System 76 offered me the opportunity to review its Darter Pro, I was excited to accept the opportunity. I'm glad I did—in addition to being feather light and powerful, it has lots of features that meet my needs. read more

In this ongoing C programming tutorial series, we have already touched upon the concept of character arrays. Closely related to character arrays is the concept of strings, which we'll be discussing here.

In the third article in this series on getting started with Raspberry Pi, I shared info on installing Raspbian, the official version of Linux for Raspberry Pi. Now that you've installed Raspbian and booted up your new Pi, you're ready to start learning about Linux. It's impossible to tackle a topic as big as "how to use Linux" in a short article like this, so instead I'll give you some ideas about how you can use the Raspberry Pi to learn more about Linux in general. read more

Ansible works by connecting to nodes and sending small programs called modules to be executed remotely. This makes it a push architecture, where configuration is pushed from Ansible to servers without agents, as opposed to the pull model, common in agent-based configuration management systems, where configuration is pulled. read more

On the 20th of June, KDE will be attending OpenExpo Europe 2019. The event is held in Madrid, Spain, and the organisers have kindly given us a space on the exhibition floor. We will be showcasing the best of what KDE has to offer in the business world.

Pine64’s open-spec, Raspberry Pi sized “Pine H64 Model B” SBC has gone on sale for $39 (2GB) or $49 (3GB), with a quad -A53, 1.8GHz Allwinner H6 with GbE, WiFi/BT, HDMI 2.0, 3x USB, and RPi-style GPIO. Last month, Pine64 unveiled an ambitious 2019 game plan for delivering open source hardware including a PinePhone smartphone […]

If you've been following along in this series, you've chosen and bought your Raspberry Pi board and peripherals and now you're ready to start using it. Here, in the third article, let's look at what you need to do to boot it up. read more