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Multicast DNS, or mDNS, lets systems broadcast queries on a local network to find other resources by name. Fedora users often own multiple Linux systems on a router without sophisticated name services. In that case, mDNS lets you talk to your multiple systems by name — without touching the router in most cases. You also […]

LaTeX is a document preparation system and document markup language for high-quality typesetting. The system was originally developed by Leslie Lamport in the early 1980s. LaTeX is based on Donald E. Knuth’s TeX typesetting language. Lamport says that LaTeX “represents a balance between functionality and ease of use”.

Changing the DNS on Android is becoming easier with later iterations of the operating system. Learn how you can switch to Google DNS or OpenDNS on Android.

The next long-term supported Linux kernel series was revealed recently as Linux 4.19 by the long-time Linux kernel developer and maintainer Greg Kroah-Hartman.

Devs can deal with pull requests from Chrome Developers who uses GitHub – 28 million at last count – now have the option to edit code with the click of a button using Gitpod, an integrated development environment (IDE) that can be launched directly from the social code hosting site.…

Ibase announced a rugged “MAI602-M4D80” motion control computer with 6th or 7th Gen Core CPUs and a PCIe card with 4-axis motion control and a camera. You also get 80-channel DIO and mini-PCIe expansion. Ibase’s rugged MAI602-M4D80 computer is billed as a motion control system, but it combines features from both motion controllers and embedded […]

Generally, an application process' lifecycle has three main states: start, run, and stop. Each state can and should be managed carefully if we want to be competent administrators. These eight commands can be used to manage processes through their lifecycles. Starting a process The easiest way to start a process is to type its name at the command line and press Enter. If you want to start an Nginx web server, type nginx. Perhaps you just want to check the version. read more

Containers have revolutionized the way applications are developed and deployed, but what about the network?

Compulab has launched a Fitlet 2-based “WILD” Wi-Fi RTT access point for real-time indoor location of Android 9 “Pie” phones with 1-2 meter accuracy. WILD devices can find each other at half-meter accuracy. One of the interesting new features in Google’s latest Android 9 “Pie” release, which was announced a month ago, and which today […]

At the Open Source Summit, Jordan Kasper of the Defense Digital Service outlined why it makes sense for the Department of Defense and other U.S. government agencies to embrace the open-source model.

Did you miss Open Source Summit in Vancouver last week? The keynotes were recorded and are available online now. read more

In this tutorial we will show you how to install PostgreSQL on Debian 9 and explore the fundamentals of basic database administration.

VIDEO: In a wide-ranging interview at Open Source Summit, Torvalds talked about programmers, Linux, and open-source development.

The Cathedral and The Bazaar is a classic open source story, written 20 years ago by Eric Steven Raymond. In the story, Eric describes a new revolutionary software development model where complex software projects are built without (or with a very little) central management. This new model is open source. Eric's story compares two models: read more

MRTG also known as "Multi Router Traffic Grapher" is a free and open source tool to monitor the traffic load on network links. In this tutorial, we will learn how to install MRTG on Ubuntu 18.04 server.

Shell languages are useful for interactive use. But this optimization often comes with trade-offs against using them as programming languages, which is sometimes felt when writing shell scripts. What if your shell also understood a more scalable programming language? Say, Python? Enter Xonsh. Installing Xonsh is as simple as creating a virtual environment, running pip install xonsh[ptk,linux], and then running xonsh. read more

In Linux, block devices are special files that refer to or represent a device (which could be anything from a hard drive to a USB drive). So naturally, there are command line tools that help you with your block devices-related work. Once such utility is lsblk.

It is best practice to keep your clock synchronized with the internet according to your specified time zone unless there is a need to alter system time manually. This article describes ways through the command line and the graphical user interface of Ubuntu.

Among the new hardware launched this week at IFA in Berlin are a couple of premium Chromebooks. Lenovo's $600 Yoga Chromebook brings high-end styling and materials to the Chromebook space, along with well-specced internals and a high quality screen. Dell's $600 Inspiron Chromebook 14 has slightly lower specs but is similarly offering better styling, bigger, better quality screens, and superior specs to the Chromebook space.