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For today, in this final part of this series, we'll go into detail on how to set up virtual users and mailboxes in Dovecot and Postfix. It's a bit weird to wrap your mind around, so the following examples are as simple as I can make them.

As 2016 draws to a close, we looked back at some of the highlights from ApacheCon and Apache Big Data and collected the 7 videos from our most-read articles about the events in 2016. These videos help highlight the good work the open source community accomplished for and with Apache projects this year.

This article is the fourth in my series about the Qubes operating system, a security-focused Linux distribution that compartmentalizes your common desktop tasks into individual VMs.

CentOS developer Fabian Arrotin announced the release and general availability of the CentOS Linux 7 (1611) images for ARM (armhfp) hardware architectures.

Let's take a trip back in time to the early, simpler days of the web. A time when most of us used low-powered PCs or dumb terminals, often over slow dial-up connections. We generally visited web pages using command-line, text-only browsers like the venerable Lynx. read more

The MySQL NDB Cluster integrates the standard MySQL server with an in-memory clustered storage engine called NDB (Network DataBase).

In an unexpected turn of events, it appears that Vivaldi just launched today the final release of the Vivaldi 1.6 web browser.

During OSCON a few years ago, Nicole Engard stopped to chat with a few representatives of women-in-tech nonprofit ChickTech. Today, she's the founder and coordinator of the organization's chapter in Austin, Texas. In her lightning talk at All Things Open, Engard shared a bit about her personal journey to ChickTech as well as some of the organization's goals for the future. read more

The performance of Linux-based network solutions was one of the biggest issues in the past and that's why Intel started the Data Plane Development Kit (DPDK) project. The goal of the ODP environment is to provide a cross­platform framework for data plane applications. OpenFastPath (OFP) is another open source implementation of a high-performance TCP/IP stack which is helpful for network applications with a traditional Linux stack. In this tutorial, OFP will be installed on an Ubuntu 16.04 VM.

Are you facing trouble to install software that is not shipped as part of SUSE & openSUSE Leap distributions? Enable Packman Repository for Hassle Free Software installation.

In posting below I intend to test packstack on RDO Newton to perform classic three node deployment. If packstack will succeed then post installation actions like VRRP or DVR setups might be committed as well. Please,be advised that packstack on RDO Newton won't allow you to split Controller and Storage Nodes ( vs. Mitaka )

Grasping the nuances of hardware supply chains and their management is straightforward—you essentially are tracking moving boxes. Managing something as esoteric as resources for building software with a variety of contributions made by the open source community is more amorphic. read more

Eurotech’s “CPU-161-18” is a headless COM Express Type 6 Compact module with a 12-core Xeon-D, up to 24GB DDR4, PCIe x16, and wide temperature operation. Like Advantech’s SOM-5991, Eurotech’s CPU-161-18 is “server-class” COM Express Type 6 Compact module aimed at high-end embedded applications, and equipped with Intel’s 14nm “Broadwell” based Xeon D-1500 SoCs. The module […]

After announcing in September that 500 million accounts had been compromised in a 2014 security breach, the company announces today that an additional billion accounts have been hacked in a separate incident.

Switching to Linux doesn’t mean you have to give up on your Windows applications. For Office users, here’s how to install Microsoft Office 2013 in Linux.

Steam is easily the most popular PC gaming client, and with hundreds of titles available for Linux, it's not wonder why Linux gamers would want to install and use it. This is easier on some distributions than others, especially considering that Valve, the company behind Steam, officially targets Ubuntu and Debian. Fedora users won't find Steam anywhere in the official Fedora repositories. This is mostly because of Fedora's strict free software policies. It is available through a reliable third-party repository, though, and it runs great when you get it set up.

Not long after cinnamon edition of Manjaro 16.10.3, a community made deepin edition of the same kicks in. There are few changes made and lots of updates are included in this release. Deepin desktop is updated to v15.3. According to official announcement the following changes and updates are included

Pure Engineering’s Arduino IDE compatible “PUREmodules” kit offers solderless IoT prototyping, and features a Nordic NRF52 Bluetooth SoC and sensors.

So in this article, you’ll learn how to install Docker Machine on Linux Mint 18 or 18.1, with an eye towards using it to provision such machines.

Ceph is a widely used open source storage platform. It provides high performance, reliability, and scalability. The Ceph free distributed storage system provides an interface for object, block, and file-level storage. Ceph is build to provide a distributed storage system without a single point of failure. In this tutorial, I will guide you to install and build a Ceph cluster on CentOS 7.