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Network routers are everything in computer networking, because routers connect networks. Without routers we would be lonely little islands. Figure 1 shows a simple wired LAN (local area network) with a wireless access point, all connected to the Internet.

There's no denying that Minecraft is a favorite game for millions. And being written in Java enables it to run on a variety of platforms, including Linux. With a huge modding community, there are countless Minecraft tinkerers out there who would love to be able to get under the hood and play around with the source code themselves. Unfortunately, the source is not available to the general public.

One of my first exposures to computers in a work environment was using a Wyse terminal to access a console-based application for data entry. It wasn't until a while later that I learned about terminals in UNIX and how they work. Once I understood it, I wanted to create my own self-contained application that was tied to a telnet or SSH session.

Olimex is shipping its open source, Alwinner A64 based Teres-A64 laptop kit, with an 11.6-in LCD, 2GB RAM, 16GB eMMC, 9500mAh battery, and an Ubuntu Mate OS. Back in February, Bulgaria-based Olimex, which is known for its open spec OLinuXino SBCs like the Allwinner A64 based A64-OLinuXino, announced an open source laptop kit based on the same quad-core, Cortex-A53 SoC called the Teres-1.

Youtube-dl is a free and open source command line video download tools that can be used to download video from Youtube and other websites like, Facebook, Dailymotion, Google Video, Yahoo and much more. In this tutorial, we will learn how to install and use Youtube-dl on Ubuntu 16.04. We will also learn how to download Youtube video in different quality and formats.

Technologic’s open-source. 7-inch “TS-TPC-7990” panel PC runs Linux on an i.MX6, and offers optional WiFi, BT, Nimbelink, supercap, and cabinet. The TS-TPC-7990 touch panel is designed for HMI applications like industrial automation, medical, automotive, self-service kiosks, and retail point-of-sale terminals.

Fedora is a distribution that does not shy away from emerging technology (after all, one of its founding principles is First). So it comes as no surprise that Fedora is on the leading edge of a revolutionary new software package... Continue Reading →

Open source was once seen as a risky bet for the enterprise. If open source software was used at all it was by small companies, or by larger firms in stealthy pockets by IT and development professionals who saw the value of the model but couldn't "sell" it upstream. read more

See this IMAP, Zuck? It's pointing right at you Exclusive The company that writes the open-source software for three-quarters of the world's Internet Message Access Protocol (IMAP) email servers has a plan that could kill off proprietary chat services like Facebook's WhatsApp. And that means you, too, Slack.…

Databases are a great way to add data persistence to your project or application. You can write data in one session and it'll be there the next time you want to look. A well-designed database can be efficient at looking up data in large datasets, and you won't have to worry about how it looks, just what you want it to find. It's fairly simple to set up a database for basic CRUD (create, record, update, delete) applications, which is a common pattern, and it is useful in many projects.

Larry Wall released Perl 1.0 to the comp.sources.misc Usenet newsgroup on December 18, 1987. In the nearly 30 years since then, both the language and the community of enthusiasts that sprung up around it have grown and thrived—and they continue to do so, despite suggestions to the contrary!

We all use metadata everyday. You may have found this blog post through a search, leveraging metadata tags / keywords. Metadata allows data practitioners to use data outside the application that created it, find the right data sets, and automate governance processes. Metadata today has proven value, yet many data platforms do not have metadata support.

In the fall of 2011, I was a 19-year-old newlywed who was beginning to discover the depth and breadth of the wide and sometimes wild world of technology. Growing up in the '90s with the Nintendo64, Gameboy variants, and PlayStation, I was always drawn to technology. I remember watching my father replacing a damaged CPU on our family’s Gateway desktop and being fascinated by all the “little cities” on the motherboard.

LibreNMS is an open source monitoring tool based on PHP/MYSQL/SNMP. It's a fully featured network monitoring system that provides support for wide range of network hardware and operating systems including, FreeBSD, Cisco, Linux, HP, and more. In this tutorial, we will show you how to install and configure LibreNMS using Nginx as the web server and MariaDB as the database.

Axiomtek’s “NA362” net appliance features Intel’s Atom C3538 and C3758 chips, and offers 6x GbE, 4x 10GbE SFP+, mini-PCIe, SATA, and up to 128GB DDR4 RAM. Axiomtek’s NA362 network appliance, which sits on the high end of our embedded coverage, gives you a choice of two new members of Intel’s Atom C3000 “Denverton” family: the quad-core C3538 and octa-core C3758.

Zero downtime is, of course, a mythical holy grail. According to IDC senior market analyst Prabhitha Sheethal Dcruz:

Gumstix added to its line of “Gumstix Pi” add-ons for the Pi and Pi Compute Module 3 with a Stepper HAT, a breakout, and a PoE-driven LoRa gateway. In August, Gumstix announced several LoRa add-ons to its Geppetto board design service that work with a RisingHF LoRa module, and launched LoRa boards based on its […]

Estonia has long been the digital envy of many European Union member states. An effective and open policy approach to digital government has yielded extraordinary results—from 90%+ uptake of electronic identification (E-ID) solutions to an open source e-government platform (X-Road) to meet the ever-growing expectations of IT-savvy citizens as well as other countries wanting to pool IT across borders. read more

Mailtrain is an open source self-hosted newsletter application written on Node.js. In this tutorial, we will install Mailtrain along with all the required dependencies on CentOS 7. We will also setup Nginx as a reverse proxy to serve the application on standard HTTP port.

Is anything in my device the same as yesterday? When we observe our evolving devices and their remote services, what can we question and measure?