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Creating temporary files or directories is a common task that many Linux command line users do. But there's a dedicated command line tool - dubbed mktemp - that lets you do this.

Video: Want a full-featured, easy-to-run, open-source Infrastructure-as-a-Service cloud to call your own? Check out the latest version of Nextcloud.

Team Scripta is back with the second annual Open Jam, a game jam that promotes open source games and game creation tools. Open Jam 2018 will run from October 5th-8th. What is a game jam? Game jams are similar to hackathons, but for creating video games. Some are in-person, but most are online. They come in many shapes and sizes, but usually have a theme to base the games on, a set amount of time to complete them, and a judging process that helps creators get feedback. read more

Participating in open source communities—or in any open organization, for that matter—means collaborating with others who might not operate the same way you do. Their motivations may differ. Their governance models might seem foreign. Their goals might not immediately speak to you. So if you're going to work together, you'll need to develop a clear sense of what makes the project tick—and decide quickly whether working together is best for your team and your business. read more

Sonerezh is a free, open source and web-based music streaming server that can be used to access media from anywhere. It is simple, lightweight and easy to use. In this tutorial, we will explain how to install Sonerezh on Ubuntu 18.04 server.

It's great to treat your infrastructure like cattle—until it comes to troubleshooting.

The first episode of Season 2 of the Command Line Heroes podcast drops today. (New episodes will be available every week, and there's also bonus material you can get via the newsletter.) The new season focuses on seven big influencers that have shaped IT infrastructure and modern development over the last 40 years. read more

Distro emerges blinking after 8-year hibernation What were you doing in 2010? The Space Shuttles were still flying, Toy Story 3 ruled the cinemas, and Apple released its very first iPad. Oh, and Linux distro Elive locked down its last stable build. Until now.…

As Kubernetes becomes the de facto solution for container orchestration, more and more developers (and enterprises) want to run Apache Cassandra databases on Kubernetes. It's easy to get started—especially given the capabilities that Kubernetes' StatefulSets bring to the table. read more

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...

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.

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

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 […]