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The High-Performance Computing Issue

Nowhere is this never-ending quest for speed more apparent than in the high-performance computing (HPC) space. Built to handle some of the most computationally demanding work ever conceived by man, these supercomputers are growing faster by the day—and Linux is right there, powering just about all of them.

How to expand your Joomla site's features with extensions

  • Opensource.com (Posted by bob on Dec 1, 2018 11:32 AM EDT)
  • Story Type: News Story
Joomla, which independent review site CMS Critic named the Best Free CMS of 2018, is one of the world's most popular website content management systems (CMSes). Like WordPress, Joomla can usually be installed in less than a minute with its web host installer tools. read more

Free-floating Ubuntu social bot chats up astronauts on International Space Station

An Ubuntu-powered social robot called CIMON (Crew Interactive Mobile CompaniON) has begun work on the International Space Station. The self-navigating bot recognizes faces and answers questions relayed to a ground-based IBM Watson computer. A social robot with an Ubuntu OS has launched on the International Space Station (ISS) to answer astronauts’ questions via voice and […]

Unwrap your fasta

  • BASHing data; By Bob Mesibov (Posted by Bob_Mesibov on Dec 1, 2018 6:58 AM EDT)
  • Story Type: Tutorial
FASTA is a plain-text file format for DNA sequences, but the sequences are often wrapped to a fixed line length. This post explains 3 Linux command-line methods for joining the sequence lines end-to-end.

Cluster board supports up to five Raspberry Pi CM3 modules with switched GbE

MiniNodes is launching a “5 Node Raspberry Pi 3 CoM Carrier Board” that supports clusters of up to 5x RPi Compute Module 3 boards and integrates a switched GbE port. MiniNodes has launched $259 pre-orders for a carrier board that supports up to 5x Raspberry Pi Compute Module 3 modules. The 5 Node Raspberry Pi […]

How To Find The Package That Provides A File (Installed Or Not) On Ubuntu, Debian Or Linux Mint

There are multiple ways of finding out to which package a particular file belongs to, on Ubuntu, Debian or Linux Mint. This article presents two ways of achieving this, both from the command line (apt-file and dpkg).

Create a sliding drawer interface in Android

  • Opensource.com (Posted by bob on Nov 30, 2018 10:23 PM EDT)
  • Groups: Android; Story Type: News Story
Applications that used Android's SlidingDrawer library enabled users to hide content offscreen, then drag it onscreen using a "handle" when they wanted to use it. Unfortunately, the library was deprecated in Android 4.2, JellyBean (API 17), but independent developers have stepped in to create alternative versions for those who miss the cool animation and better UI experience it offered. read more

How to Install Gitea Self-hosted Git Service using Docker on Ubuntu 18.04

  • Howtoforge Linux Howtos und Tutorials (Posted by bob on Nov 30, 2018 7:32 PM EDT)
  • Groups: Ubuntu, Linux; Story Type: News Story
Gitea is a fork of Gogs, the easy to use self-hosted Git service. It is similar to GitHub, Bitbucket, and Gitlab. In this tutorial, I will show you step-by-step how to install and configure the lightweight Git service using Gitea using Docker on Ubuntu 18.04 LTS.

Find Devices Connected to Your Network with nmap

  • vitux.com; By Karim Buzdar (Posted by vitux on Nov 30, 2018 6:17 PM EDT)
  • Story Type: Tutorial; Groups: Ubuntu
In this article, you will learn how you can use the nmap command in order to view which devices are connected to your network. This way you can verify that no unauthorized device is connected.

Fedora 27 End of Life

  • Fedora Magazine (Posted by bob on Nov 30, 2018 5:03 PM EDT)
  • Groups: Fedora; Story Type: News Story
With the recent release of Fedora 29, Fedora 27 officially enters End Of Life (EOL) status on November 30, 2018. This impacts any systems still on Fedora 27. If you’re not sure what that means to you, read more below. At this point, packages in the Fedora 27 repositories no longer receive security, bugfix, or enhancement updates. […]

How To Install and Configure Zabbix on Ubuntu 18.04

Zabbix is one of the most popular open source monitoring software tools. Zabbix collects metrics from your networks devices, systems and applications and ensures they are up and running. In case of any issues Zabbix will send notification alerts via various methods.

Zabbix can be deployed for agent-based and agent-less monitoring. The Zabbix agent has a small footprint and can run on various platforms, including Linux, UNIX, macOS and Windows.

8 of the Best Free Linux Screencasting Software (Updated 2018)

Screencasts have a wide variety of uses. This type of software is also often used to demonstrate operating systems, software actions, website features, troubleshooting, and evaluating technical skills.

3 emerging tipping points in open source

Over the last two decades, open source has been expanding into all aspects of technology—from software to hardware; from small, disruptive startups to large, boring enterprises; from open standards to open patents. read more

Simple way to configure Nginx Reverse Proxy

  • https://linuxtechlab.com; By shusain (Posted by linuxtechlab on Nov 30, 2018 12:05 PM EDT)
  • Story Type: Tutorial; Groups: Linux
A reverse proxy is a server that takes the requests (http/https) & then transfers or distributes them to backend server. Backend server can be an application server like Tomcat, wildfly or Jenkins etc or...

What to expect of Linux in 2019

With Linux playing key roles in the IoT, cloud technology, supercomputing and AI, and with a plethora of conferences and new releases on the horizon, Linux is poised to have a very exciting 2019.

4 open source Markdown editors

  • Opensource.com (Posted by bob on Nov 30, 2018 9:37 AM EDT)
  • Story Type: News Story
I do most of my writing in a text editor and format it with Markdown—articles, essays, blog posts, and much more. I'm not the only one, either. Not only do countless people write with Markdown, but there are also more than a few publishing tools built around it. Who'd have thought that a simple way to format web documents created by John Gruber and the late Aaron Schwartz would become so popular? read more

CubeSats that confirmed Mars Insight landing feature embedded Linux COM

Gumstix’s Linux-driven Overo IronStorm-Y module and Caspa VL camera traveled to Mars on a pair of “MarCO” CubeSat satellites, helping to confirm the successful landing of NASA’s Mars Insight lander. When the Mars Insight lander set down on the Martian surface on Nov. 26, the landing signal that followed the “seven minutes of terror” descent […]

How to Install and Run Pantheon Desktop on Ubuntu

  • Make Tech Easier; By Nick Congleton (Posted by damien on Nov 30, 2018 7:08 AM EDT)
  • Story Type: Tutorial; Groups: Linux, Ubuntu
Pantheon is a popular Linux desktop environment, but it's not available for Ubuntu. Learn how to install Pantheon on you Ubuntu PC.

My open source journey: From Pong to microservices

  • Opensource.com (Posted by bob on Nov 30, 2018 5:54 AM EDT)
  • Story Type: News Story
In 1990, I was a 9th grader living in Vietnam. I had never had access to a computer. One day my mother returned from a trip and gave me a book titled "How to program with Turbo Pascal." I was delighted—everything I read in that book made sense, and I started to write code on paper. When the local university opened a computer lab that offered rentals, I spent all of my allowances for weeks, trying to write the classic Pong game in Pascal. read more

Top 4 Advantages of Using Syslog Server

Understanding what is going on in your network environment is crucial to health of your system. Using a syslog server enables you to send event messages and multiple logs from your network devices to...

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