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A HAT-sized, $25, Raspberry Pi 3 Model A+ will soon arrive with the same 1.4GHz quad-A53 SoC, dual-band WiFi, and 40-pin GPIO of the RPi 3B+, but with only 512MB RAM, one USB, and no LAN. As promised, Raspberry Pi Trading has revived its old mini-size, four-year old Raspberry Pi Model A+ SBC with a […]

Elgg is a free, open source and self-hosted social networking application that can be used to create your own social networking website. In this tutorial, we will show you how to install Elgg with Apache web server on Ubuntu 18.04 server.

Introducing one of the larger scientific lab packages for Linux. Scilab is meant to be an overall package for numerical science, along the lines of Maple, Matlab or Mathematica. Although a lot of built-in functionality exists for all sorts of scientific computations, Scilab also includes its own programming language...

The term serverless has been coming up in more conversations recently. Let’s clarify the concept, and those related to it, such as serverless computing and serverless platform. read more

In the four years since the introduction of Red Hat Enterprise Linux (RHEL) 7, the IT world has evolved. RHEL 8 Beta brings innovation and dozens of new features.

TeamViewer is a popular software used for remote access over the internet to and from your system for Linux, MacOS, and Windows. In this article, we will explain how you can install the TeamViewer application on your Ubuntu system, both through the UI and the command line.

SSL secured webstites or HTTPS has now become a must to have on website, especially those handling sensitive client information. Having a HTTPS enabled website means that a intruder can’t intrude to communication between...

One of the most daunting challenges for people switching from a familiar Windows or MacOS system to Linux is installing and configuring a driver. This is understandable, as Windows and MacOS have mechanisms that make this process user-friendly. For example, when you plug in a new piece of hardware, Windows automatically detects it and shows a pop-up window asking if you want to continue with the driver's installation. You can also download a driver from the internet, then just double-click it to run a wizard or import the driver through Device Manager. read more

The tail command displays the last part (10 lines by default) of one or more files or piped data. It can be also used to monitor the file changes in real time. One of the most common use of the tail command is to watch and analyze logs and other files that change over time, usually combined with other tools like grep.

At the OpenStack Summit in Berlin, Canonical CEO Mark Shuttleworth doubles-down on his firm's commitment to OpenStack.

Raspberry Pi 3 Model A+ is a smaller, cheaper, lower-powered Pi 3 and it's on sale now at just US$ 25. The newest Pi is ideal for projects in which you need the speed and processing power of the Pi 3 but can live without ethernet, multiple USB ports, and extra RAM. read more

At the OpenStack Summit, AT&T demonstrates how it is using the open source OpenStack cloud to enable 5G.

Docker Swarm is a container orchestration and clustering tool to manage Docker hosts, and is a part of Docker Engine. It's a native clustering tool provided by Docker which provides high-availability and high-performance for your application.

If you were to analyze the DNA of DevOps, what would you find in its ancestry report? This article is not a methodology bake-off, so if you are looking for advice or a debate on the best approach to software engineering, you can stop reading here. Rather, we are going to explore the genetic sequences that have brought DevOps to the forefront of today's digital transformations.

For the second year, Mozilla is releasing *Privacy Not Included. We’ll help you identify which connected devices provide robust privacy and security features — and which ones don’t. 

OpenStack has made it clear it will be doing more than IaaS cloud. Let's look at what the foundation is doing in containers, edge-computing, and CI/CD.

Variscite’s “VAR-SOM-MX8X” COM runs Linux or Android on NXP’s up to quad -A35 core i.MX8X SoC with up to 4GB LPDDR4 and 64GB eMMC, plus WiFi/BT, dual GbE controllers, and -40 to 85°C support. Variscite has launched its first i.MX8X-based computer-on-module. The 67.6 x 51.6mm VAR-SOM-MX8X runs Yocto Project based Linux or Android ......

It is difficult to find a Linux computer that is not connected to the network, be it server or workstation. From time to time it becomes necessary to diagnose faults, intermittence or slowness in the network. In this article, we will review some of the Linux commands most used for network diagnostics.

When I started Gluu in 2009, I had no idea how difficult it would be to start an open source software company. Using the open source development methodology seemed like a good idea, especially for infrastructure software based on protocols defined by open standards. By nature, entrepreneurs are optimistic—we underestimate the difficulty of starting a business. However, Gluu was my fourth business, so I thought I knew what I was in for. But I was in for a surprise! read more

In this tutorial, I will show you step-by-step to install and configure the Etherpad-lite on Ubuntu 18.04 Server. Etherpad is a real-time collaborative editor based on Node.js.