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KVM is the Linux kernel's own answer to virtualization. As a result, it's the lightest, most stable, and most universal virtualization option for Linux systems. While, KVM isn't as simple to set up as packaged solutions like VirtualBox, it's ultimately more efficient and flexible.

A new major release of open source text editor GNU nano is here. GNU nano 3.0 reads files 70% faster and brings several other features.

In this tutorial we will show you how to disable FirewallD on CentOS 7 systems. It is highly recommended to keep the FirewallD service enabled, but in some cases such as testing you may need to stop or disable it completely.

Today Common Voice — our crowdsourcing-initiative for an open and publicly available voice dataset that anyone can use to train speech-enabled applications — was honored as a Finalist in the Experimental category in Fast Company’s 2018 Innovation by Design Awards.

The Association of Computing Machinery (ACM) has released an update to its Code of Ethics and Professional Conduct geared at computing professionals.

Opensource.com's Open Source Guide to DevOps Monitoring Tools is a free download for sysadmins. The guide includes chapters on monitoring, log aggregation, visualization, and distributed tracing tools.

News briefs September 10, 2018.

This tutorial describes the installation of the ISPConfig Roundcube Plugin on Debian 9. The plugin is used to connect RoundCube Webmail with the ISPConfig Hosting Control panel so that users can change their mailbox password, set autoresponders and manage email filter rules from within RoundCube.

How is metrics aggregation different from log aggregation? Can’t logs include metrics? Can’t log aggregation systems do the same things as metrics aggregation systems? These are questions I hear often. I’ve also seen vendors pitching their log aggregation system as the solution to all observability problems. Log aggregation is a valuable tool, but it isn’t normally a good tool for time-series data. read more

Is Mozilla a software organization or an advocacy group? Few journeys in the world of open source have been as exciting as Mozilla's. Its birth was dramatic. Netscape, the pioneering company whose Netscape Navigator browser shaped the early Web, had enjoyed...

Rocket.Chat is a self-hosted and open source web chat server. It offers a chat, file sharing, video calls, helpdesk and voice services which makes it a great alternative to Slack.

If you lurk around enough audiophile-related sites, you may stumble upon writers claiming a difference in sound between the same music played back in FLAC or WAV format. This article on The Well-Tempered Computer does a nice job of exploring this concept, both from the perspective of those who don't believe such a thing is possible and from those who think there is a difference. Without reprising the whole article, there seem to be two parts to this opinion: read more

On the Linux command line, you work with several types of files, for example, directories, symbolic links, and stuff like that. Sometimes, the requirement is to know more about individual elements in a path - what type of file it is, who is its owner, and more. Thankfully, there's an inbuilt Linux command line utility - dubbed namei - that lets you fetch this information.

Sometimes our systems are loaded with the same files residing in different locations, eating up our memory resources. In this article, we will introduce you to two such applications named FSlint and fdupes that let you locate and delete redundant files from your system.

Who knew there were so many helpful books out there for Python programmers? This curated list is just a drop in the bucket. As you may know, Python is soaring in popularity. Let's just say, it might be a good idea to get started learning more about Python soon or buffing up on your Python skills. So, I asked our writer community to share their top recommendations. Surprisingly, I only received one duplicate out of nineteen responses. read more

It’s been ages since we’re recommended the best game engines. After a lot of testing, it’s clear there’s a few amazing open source game engines that need to be added to our recommendations in this genre.

Web scraping is a technique which consist in the extraction of data from a web site through the use of dedicated software. In this tutorial we will see how to perform a basic web scraping using python and the Beautiful Soup library. We will use python3 targeting the homepage of Rotten Tomatoes, the famous aggregator of reviews and news for films and tv shows, as a source of information for our exercise.

Today, users run their notebooks everywhere. To stay connected you use the local wifi to access the internet, on the couch at home or in a little cafe with your favorite coffee. But modern hotspots track you based on your MAC address, an address that is unique per network card, and in this way identifies […]

Bowing to pressure from enterprise administrators, Microsoft has extended its Windows 10 support cycle yet again. Today's announcements effectively create a Linux-like Long Term Support version for customers that pay for Enterprise upgrades.

In this tutorial we’ll show you how to enable SSH on an Ubuntu Desktop machine. Enabling SSH will allow you to remotely connect to your Ubuntu machine and securely transfer files or perform administrative tasks.