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How to Configure a Sharded Cluster in MongoDB

Sat, 2017-07-22 04:55
A sharded cluster is a set of Replica Sets (shards) whose function is to evenly distribute the workload, in such a way that allows us to scale our applications horizontally in order to work with large amounts of data. MongoDB uses shielding support for deployments with very large data sets

Top 5: dwm Linux window manager, why be a sysadmin, and more

Sat, 2017-07-22 03:01
In this week's Top 5, we highlight sysadmin, graph databases, and more.Top 5 articles of the week5. Neo4j and graph databases: Getting startedread more

Internet Bug Bounty Raises New Funding to Improve Open-Source Security

Sat, 2017-07-22 01:07
Bug bounty program that provides cash rewards for security researchers that responsibly disclose open-source code vulnerabilities, gets new money from Facebook, the Ford Foundation and GitHub.

Changing Fedora kernel configuration options

Fri, 2017-07-21 23:12
Fedora aims to provide a kernel with as many configuration options enabled as possible. Sometimes users may want to change those options for testing or for a feature Fedora doesn’t support. This is a brief guide to how kernel configurations... Continue Reading →

How To Allow A Normal User To Run Commands As root In Linux

Fri, 2017-07-21 21:18
Don't allow low end users to gain sudo (stand for superuser do) access which leads to damage the system.

The Simplest And Tiny Linux Game Gravitation

Fri, 2017-07-21 19:24
Gravitation is a game that truly keeps the spirit of being a game. There is no fancy heavy graphical artwork, only bitmaps though not entirely! Jason Rohrer authored the whole game including the audio effects! This game particularly suits those melancholy ones and likely revolves around the life of the author.

Build a clock for your entertainment center with a Raspberry Pi

Fri, 2017-07-21 17:29
I'm a cord cutter—one of the many people who have canceled their expensive cable channel subscription and switched to cheaper, legal, alternative methods to get their TV entertainment. Just a few hours after I returned my cable set-top box, it became clear I had a gap to fill. The clock that was part of my cable box, sitting underneath my TV, was gone, and I never realized how much I used it until now!read more

Install WordPress with Varnish and Nginx on Ubuntu

Fri, 2017-07-21 15:35
Varnish is a web application accelerator. It redirects the visitors to static pages whenever it is possible. Varnish can be installed and configured to cache the content in front of any HTTP server and it can speed up the delivery up to 300-1000 times.

Monitor AMD Ryzen Temperatures In Linux with latest kernel modules

Fri, 2017-07-21 14:26
AMD's Ryzen CPUs have been out for several months now, but AMD still hasn't released any specifications or code to get temperature monitoring support for CPU sensors in Linux. Thankfully, there are fairly accurate sensors on Ryzen motherboards, and they are accessible through Linux.

Red Hat Updates OpenShift Online Developers' Platform

Fri, 2017-07-21 13:18
Last week Red Hat introduced its new and improved version of Red Hat OpenShift Online, its platform as a service cloud offering. It comes in a free or paid version, both hosted on AWS. If my experience is any indication, however, you might have to stand in line for a while in order to take the free version for a ride.

Firefox for iOS Offers New and Improved Browsing Experience with Tabs, Night Mode and QR Code Reader

Fri, 2017-07-21 12:09
Here at Firefox, we’re always looking for ways for users to get the most out of their web experience. Today, we’re rolling out some improvements that will set the stage for what’s to come in the Fall with Project Quantum. Together these new features help to enhance your mobile browsing experience and make a difference in how you use Firefox for iOS.

Linus Torvalds: Gadget reviewer

Fri, 2017-07-21 11:00
If you know anything about Linus Torvalds, you know he's the mastermind and overlord of Linux. If you know him at all well, you know he's also an enthusiastic scuba diver and author of SubSurface, a do-it-all dive log program. And, if you know him really well, you'd know, like many other developers, he loves gadgets. Now, he's starting his own gadget review site on Google+: Working Gadgets.

Tiny Arduino clone starts at $14

Fri, 2017-07-21 09:52
A 15.24 x 15.24mm “Arduino Pico” board has launched on Kickstarter with a Leonardo-compatible 16MHz ATMEGA32U4 chip and a micro-USB port. A Toronto based startup called MellBell Electronics is closing in on funding its Arduino Pico Kickstarter project. Billed as “the world’s smallest Arduino board,” the Arduino Pico measures 0.6 x 0.6 inches, or 15.24mm squared.

Will East Texas be able to keep patent cases despite the Supreme Court?

Fri, 2017-07-21 08:43
The top US patent court has been asked to consider an urgent appeal from a manufacturer of supercomputers that's desperate to escape an upcoming trial in the patent hotspot of East Texas.The Eastern District of Texas has become known as a haven for the type of litigation shops sometimes derided as "patent trolls," but the district's strict discovery rules and tendency to favor jury trials has attracted operating companies seeking to enforce their patents, as well.

Wine 2.0.2 Brings Better Support for Mortal Kombat X and Microsoft Excel 2010

Fri, 2017-07-21 07:35
The development team behind the very popular Wine (Wine Is Not an Emulator) compatibility layer for running Windows apps and games on several UNIX-like operating systems, announced today the release of Wine 2.0.2.

Low cost Cortex-A9 SBC offers GbE and up to 28K logic cells

Fri, 2017-07-21 06:26
MYIR’s 91 x 63mm, $69 “Z-turn Lite” SBC runs Linux on a Xilinx Zynq-7000 SoC, with up to 28K FPGA logic cells and single or dual Cortex-A9 CPU cores. The Z-turn Lite board joins a growing number of SBCs and COMs built around the popular Xilinx Zynq-7000 ARM/FPGA SoC family. These include MYIR’s Z-turn board […]

Firefox Focus for Android Hits One Million Downloads! Today We're Launching Three New User-Requested Features

Fri, 2017-07-21 05:17
Since the launch of Firefox Focus for Android less than a month ago, one million users have downloaded our fast, simple privacy browser app. Thank you for all your tremendous [he]#8230[/he] Read moreThe post Firefox Focus for Android Hits One Million Downloads! Today We’re Launching Three New User-Requested Features appeared first on The Mozilla Blog.

A hands-on look at SparkFun's new Spectacle kit

Fri, 2017-07-21 04:09
As an artist and technology teacher, I jumped at the opportunity to test out SparkFun's new Spectacle kit.Spectacle is based entirely around the idea that artists shouldn't need to spend years studying electronics in order to use them in their art. To aid me in my review, I enlisted the help of Sophia, one of the coolest pre-teens I know. Sophia is a young artist who makes her own costumes and works in a wide variety of other physical mediums.read more

Get an OpenStack Instance Up and Running in 40 Minutes or Less

Fri, 2017-07-21 03:00
Once you have followed the previous tutorial and have OpenStack installed using the distribution of your choice, it’s time to get some instances running. First, you’ll want to choose how you’d like to work with OpenStack:

Reduce the HTML of your WordPress to lower the weight of the page

Fri, 2017-07-21 01:51
The public part of a web or otherwise expressed, what the browser paints, is nothing more than an HTML document, where we will find tags of all kinds: imgs, links, sections, articles, headers, footers, etc … A rough way Something like: