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Multiple security issues have been discovered in the Xen virtualisation solution which may result in information leaks or denial of service.
When it comes to the most popular database management systems, the top three are no surprise; but relatively unheralded PostgreSQL is gaining. And, despite what you may have heard, relational databases still rule.
Server and cloud administrators have long had multiple virtualization options to choose from. In 2014, Docker container virtualization has emerged as yet another choice and according to research from IBM, it could well be the best choice in terms of performance.
Ansible is an open-source automation tool developed and released by Michael DeHaan and others in 2012. DeHaan calls it a "general-purpose automation pipeline" (see Resources for a link to the article "Ansible's Architecture: Beyond Configuration Management").
In today's Android roundup: Fragmentation may not be the problem it once was for Android. Plus: What will you do with Android Wear devices? And check out the top ten Android action games.
Updated nss, nss-util, and nss-softokn packages that fix one security issue, several bugs, and add various enhancements are now available for Red Hat Enterprise Linux 7.
ObjectRocket, the database-as-a-service platform owned by Rackspace, now supports Redis, the open source, in-memory key-value data cache and store.
The operating system that helps to power a Raspberry Pi – but what exactly is a Raspbian and what makes it Linux?
Patch early and patch often is the advice of security professionals when it comes to software updates. Yet sysadmins will be increasingly leery of applying such an approach to Windows systems following Microsoft's latest botch job.
In today's open source roundup: Kill switch laws could give the government the power to brick your smartphone. Plus: A review of KDE Plasma 5, and is systemd evil?
Interested in keeping track of what's happening in the open source cloud? Opensource.com is your source for what's happening right now in OpenStack, the open source cloud infrastructure project.
Imagine yourself walking down the middle of a crowded street in a complex city like Cairo. Suddenly a protest builds ahead. A mass of people, cutting off the road. You try to evade, but then violence breaks out in mere seconds. You need help. Someone else, a car to get you out. A phone call might suffice, but wouldn't it be easier to notify all your friends that this place is dangerous and that you need their assistance? This is where a map-based social network could come into play.
The Ubuntu MATE project is progressing nicely and the developers have provided a short update about the work that's been done already and about the things that still need to be improved.
Humans have always formed communities. They are necessary for support both physically and, according to psychologists, emotionally as well. Until recently, though, the development of communities was constrained by geography. If you wanted to raise a barn or have a quilting circle, for example, only the folks nearby could participate. The Internet, though, has allowed communities to grow in ways that are not bounded by geography.
What SHOULD Microsoft call its browser?
Internet Explorer could be getting a new name as Microsoft tries to escape the browser’s troubled past.…
In part one of my interview with Pia Mancini, a political activist, I investigated the technologies and background of DemocracyOS, a project aiming to become the operating system of choice for government workers. In part two of my interview with Mancini, she discusses the challenges DemocracyOS faces and how her organization, Democracia en Red, is working to overcome them.
Working with permissions on Linux is rather a simple task. You can define permissions for users, groups or others. This works really well when you work on a desktop PC or a virtual Linux instance which typically doesn't have a lot of users, or when users don't share files among themselves. However, what if you […]Continue reading...
The post How to configure Access Control Lists (ACLs) on Linux appeared first on Xmodulo.
What are useful CLI tools for Linux system admins
How to mount NFS share as a regular user
How to clean up disk space on Linux
How to secure a mail server using encryption
How to set up MailScanner, Clam Antivirus and SpamAssassin in CentOS mail server
He isn’t a Linux user, but he’d tried working with GIMP several years back, trying to avoid the cost of Photoshop. He’s dead set against Adobe’s new scheme of offering Photoshop only by subscription, especially since it’s bundled with stuff he’d never use. In addition, he wasn’t too fond of the idea of storing his work on Adobe’s servers in the cloud.
Finally, the KDE project has released KDE Plasma 5, a major new version of the venerable K Desktop Environment.
Plasma 5 arrives in the middle of an ongoing debate about the future of the Linux desktop. On one hand there are the brand new desktop paradigms represented by GNOME and Unity. Both break from the traditional desktop model in significant ways, and both attempt to create interfaces that will work on the desktop and the much-anticipated, tablet-based future (which may or may not ever arrive).
Cisco has released a guide for deploying Hadoop as a Service on Ubuntu OpenStack, Canonical's open source server platform for the cloud and Big Data.
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