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How To Install and Use Docker Compose on CentOS 7

Docker Compose is a tool that allows you to define and run multi-container Docker applications.

With Compose, you define the application’s services, networks and volumes in a single YAML file, then spin your application with a single command.

Go command and packages cheat sheet

  • (Posted by bob on Oct 15, 2018 8:17 PM EDT)
  • Story Type: News Story
Of the many things the go executable can do, most people know only go run and go build. And, of the many packages in the standard Go library, most people know only the fmt package. This cheat sheet will list many uses of the go executable and the most important packages in the Go standard library. Download the Go command and packages cheat sheet read more

How to use Apache reverse proxy as Load Balancer

Reverse proxy is a kind of a proxy that takes http or https request & transfers/distributes them to one or more backend servers. In this tutorial, we will be using three instances of Apache tomcat server & will than use apache reverse proxy as load balancer to distribute & redirect the requests to these three tomcat servers.

Deploy Apache Kafka using Docker Compose

In whatever imaginative way you decide to use Kafka, one thing is certain — You won’t be using it as a single instance. It is not meant to be used that way, and even if your distributed app needs only one instance (broker) for now, it will eventually grow and you need to make sure that Kafka can keep up. Docker-compose is the perfect partner for this kind of scalability.

Which programming language for work? For the weekend?

Our writer community grows each month as new, interesting folks write for us and join in on the fun of sharing their expertise and experiences in open source technology. So, it's no surprise that they are brimming with fascinating information. It's just asking the right question to release it. Recently, I asked: What programming languages do you use at work, and which ones do you use on the weekend? read more

Episode 3: Microsoft and Patents

Doc Searls and Katherine Druckman talk to Erich Andersen, Corporate Vice President, Deputy General Counsel at Microsoft and Keith Bergelt, CEO of Open Invention Network about Microsoft's recently announced membership with the Open Invention Network patent community.

Basic photo editing with Darktable

When I was starting in the world of amateur digital photography, I learned about 2 software programs that everybody was using: Adobe Photoshop and Adobe Lightroom. In the Free and Open Source world, there are 2 amazing alternatives: GIMP and Darktable. For many people, getting started can be daunting. Therefore I like to present the absolute basics of photo editing with Darktable.

Multiple Vulnerabilities in PHP Could Allow for Arbitrary Code Execution

  • CIS (Posted by bob on Oct 15, 2018 12:59 PM EDT)
  • Story Type: Security
Multiple vulnerabilities have been discovered in PHP, the most severe of which could allow an attacker to execute arbitrary code. Systems affected: PHP 7.2 prior to 7.2.11, PHP 7.1 prior to 7.1.23, PHP 7.0 prior to 7.0.32, and PHP 5.6 prior to 5.6.38

8 of the Best Free Linux Comic Book Viewers (Updated 2018)

Many users associate desktop Linux with their daily repetitive grind. However, we are always on the look out for applications that help make Linux fun to use. It really is a great platform for entertainment.

NVIDIA Accelerates Server Workloads With RAPIDS GPU Advances

While traditional silicon forms of compute including x86 and Power are likely to remain the cornerstone of servers for at least another generation, CPUs are increasingly being accelerated by GPUs

From hype to action: Next steps for edge computing

  •; By Ildiko Vancsa (Posted by bob on Oct 15, 2018 9:45 AM EDT)
  • Story Type: Editorial; Groups: Community
Edge computing has gradually climbed the hype curve over the last couple of years, and it now stands at the center of why we do new things and launch new technologies. Why is it so important, what does it mean, where is the money behind the movement, and what does it mean to you? These are all good questions, and there is no simple answer to any of them.

What does Microsoft joining the Open Invention Network mean for you?

The move opens up Microsoft's 60,000 patents to Open Invention Network members who are using them in the Linux system. What does that mean, specifically? Read on.

Cloud Foundry Goes All-In With Kubernetes

Further proof probably isn't needed to confirm that Kubernetes has become the de facto standard when it comes to container orchestration, but if you need more, the Cloud Foundry Foundation announced this week that it has taken on two new Kubernetes-focused projects.

How OpenStack Barbican deployment options secure your cloud

  •; By Ade Lee & Dave McCowan (Posted by bob on Oct 15, 2018 4:02 AM EDT)
  • Story Type: Editorial, Security; Groups: Cloud
Whether you're following your internal information security policy or trying to meet regulatory requirements such as GDPR, ANSSI, PCI DSS, HIPAA, or NIST, you are likely looking for ways to protect the privacy and integrity of your data and software. That solution can be found in encryption. OpenStack provides all the ingredients necessary to deploy privacy and integrity solutions, but it is up to the operator to deploy them securely.

GNOME 3.32 Desktop Environment Development Kicks Off, First Milestone Is Out Now

  • Softpedia; By Marius Nestor (Posted by hanuca on Oct 15, 2018 2:08 AM EDT)
  • Story Type: News Story; Groups: GNOME
GNOME Project's Abderrahim Kitouni emailed the community to inform us all that the development cycle of the upcoming GNOME 3.32 desktop environment kicked off officially and that the first development milestone is now ready for public testing.

Episode 2: Microsoft and Patents

Doc Searls and Katherine Druckman talk to Erich Andersen, Corporate Vice President, Deputy General Counsel at Microsoft and Keith Bergelt, CEO of Open Invention Network about Microsoft's recently announced membership with the Open Invention Network patent community.

Mounting And Optimizing A Linux Gamer Computer

We have had a lot of news about games in the Linux world coming out in recent weeks. We already have an interesting performance for games like Grand Theft Auto V, and the trend is for the compatibility level to improve every day, with Valve's recent announcement of Proton as announced here! This even was the head behind the development of DXVK which brought a new step in the compatibility of Windows games on Linux.

Linux-Based Airtame 2 Offers an Enterprise Alternative to Chromecast

One category that often gets overlooked in the discussion of Linux computers is the market for HDMI dongle devices that plug into your TV to stream, mirror, or cast content from your laptop or mobile device. Yesterday, Google announced an extensively leaked third-gen version of its market-leading, Linux-powered Chromecast device.

Report: US weapons systems are highly vulnerable to cyber attacks

  • engadget; By Mariella Moon (Posted by bob on Oct 14, 2018 6:31 PM EDT)
  • Story Type: Security
According to a new report (PDF) by the Government Accountability Office, nearly all of Pentagon's weapons systems are vulnerable to cyberattacks.

Your RSS is grass: Mozilla euthanizes feed reader, Atom code in Firefox browser, claims it's old and unloved

  • The Register; By Thomas Claburn (Posted by bob on Oct 14, 2018 4:36 PM EDT)
  • Story Type: News Story; Groups: Mozilla
When Firefox 64 arrives in December, support for RSS, the once celebrated content syndication scheme, and its sibling, Atom, will be missing.…

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