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How do you get started learning Apache Mesos? In this series highlighting presentations from MesosCon North America, we have showcased several large complex Mesos projects that elegantly solve difficult problems (see Mesos Large-Scale Solutions, below).

The tooling around Linux containers has matured to the point that they are now a viable method of software packaging and deployment. The developer side of the containers equation has gotten a lot of emphasis. However, in order for containers to be a complete solution, they must not only be easy to build, but easy to deploy reliably at scale. read more

Continuous integration is an essential part of the software development lifecycle, and performance monitoring is a key part of continuous integration. We will learn how to set up performance monitoring with the popular Jenkins automation server, and Apache JMeter load and performance tester. read more

This release brings Plasma closer to the new windowing system Wayland. Wayland is the successor of the decades-old X11 windowing system and brings many improvements, especially when it comes to tear-free and flicker-free rendering as well as security. The development of Plasma 5.7 for Wayland focused on quality in the Wayland compositor KWin.

Ubuntu joins calls for users to let go of i386 versions Major Linux distributions are in agreement: it's time to stop developing new versions for 32-bit processors.…

We recently interviewed Javier Igea on how he uses Fedora. This is part of a series on the Fedora Magazine where we profile Fedora users and how they use Fedora to get things done. If you are interested in being... Continue Reading →

In this week's edition of our open source news roundup, we take a look at GitHub project analysis, 3D printed prosthetics, a microbiome forecasting algorithm, and more! Open source news roundup for June 26-July 2, 2016 read more

Are you interested in keeping track of what is happening in the open source cloud? Opensource.com is your source for news in OpenStack, the open source cloud infrastructure project. OpenStack around the web There is a lot of interesting stuff being written about OpenStack. Here's a sampling from some of our favorites: read more

This document describes how to install a PureFTPd server that uses virtual users from a MariaDB (MySQL compatible) database instead of real system users. This is much more performant and allows to have thousands of FTP users on a single machine. In addition to that, I will show the use of quota and upload/download bandwidth limits with this setup. Passwords will be stored encrypted as MD5 strings in the database.

Did you know you can adorn your Raspberry Pi with HATs? Of course we're not talking about hats like people put on their heads, but rather HATs: "hardware attached on top". These are add-on circuit boards and accessories that add functionality to your Raspberry Pi. read more

The Knoppix distribution goes back in time, to the era of text menus, to provide an interface for computer users who are blind. Remember back when computers were driven mostly by text menus? Press:     [Y] Yes, I remember.     [N] No, that was before my time.     [U] Unknown. Seems familiar but it's hazy.     Enter your choice here: _ Yes, that sort of thing. read more

let’s take a quick look on how-to setup .NET Core on Ubuntu.

Following up on my previous recommendation for Linux on a Samsung N150 Plus, here are two more very good candidates - Manjaro LXQt and LXLE.

The Opensource.com preview brings you highlights from last month, editorial announcements for coming months, and other tidbits.

Upgrade your libcommons-fileupload-java package A file upload library used in Apache Tomcat and various Linux distributions needs patching to plug a denial-of-service vulnerability.…

Technology is supposed to make our lives easier. It's supposed to automate those things that take our valuable time, and it promises to make those things we still do faster and more efficient. Unfortunately though, it hasn't given us more free time, it's just allowed us to cram even more activities into our already busy schedules.

There has recently been an open source development in accessibility issues. The OW2 Consortium, a multinational, independent community of technologists and open source community leaders, has announced an initiative to foster vendor-neutral technology work to help ensure and manage accessibility.

Realtek has launched a $25, Arduino compatible “Ameba” SBC, built around a 166MHz Cortex-M3 RTL8195AM chipset, and offering WiFi and NFC. When you think of Realtek Semiconductor, you probably think about audio codecs, but the company makes a wide variety of other ICs and MCUs that end up on hacker boards. Realtek is now trying […]

In this week's edition, we take a look at SwiftShader, The Spatials: Galactology's plan for a Linux release, and more. Open gaming roundup for June 26-July 2, 2016 read more

I recently received an email from a colleague that, among other things, suggested that I was "playing a shell game." I tend to pride myself on being transparent and honest, so it was a surprise to see, and it stung. The email explained, in direct language, that my colleague didn't trust my team, was highly frustrated, and had very low confidence in our work. read more