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Remote Sessions Over IPv6 with SSH, SCP, and Rsync

Fri, 2017-07-21 00:43
Like all good Linux admins, you know and use SSH and SCP. Both have some differences and quirks for IPv6 networks. These quirks are in the remote addresses, so once you figure those out, you can script SSH and SCP just like you're used to, and use public key authentication.

How open is your organization?

Thu, 2017-07-20 23:34
The open organization community at Opensource.com is pleased to announce the immediate availability of its newest resource: The Open Organization Maturity Model.read more

How to Set-Up Master-Slave Replication for PostgreSQL 9.6 on Ubuntu 16.04

Thu, 2017-07-20 22:26
In this tutorial, we will show you how to install and configure PostgreSQL 9.6 Master-Slave Replication on Ubuntu 16.04 server. We will use Hot standby mode, and it's a very good starting point to learn PostgreSQL in depth.

Managing Docker Instances with Puppet

Thu, 2017-07-20 21:17
In a previous article, "Provisioning Docker with Puppet", in the December2016 issue, I covered one of the waysyou can install the Docker service onto a new system with Puppet. Bycontrast, this article focuses on how to manage Docker images andcontainers with Puppet.

Quick guide: How to resize AWS EC2 instance Scale up

Thu, 2017-07-20 20:08
Sometimes your current EC2 instance is over utilized meaning that, resources within EC2 instance such as CPU or memory are remaining at their peak all the time. In such case you need to scale up the EC2 instance. This article will quickly guide you about how to resize AWS EC2 instance (Backed by EBS volume) to match the load on the system.

Linux dirname command explained for beginners (4 examples)

Thu, 2017-07-20 19:00
Are you a new Linux user? Does your work involve shell scripting? If your answer to both these questions is yes, the tool we'll be discussing here will likely interest you. The name of the tool is dirname, and it's mostly used in situations where-in you need to strip the last component from an absolute file-name.

Wireshark, World’s Most Popular Network Protocol Analyzer, Gets New Release

Thu, 2017-07-20 17:51
Wireshark, the world’s most popular network protocol analyzer, an open-source and cross-platform network tool used for troubleshooting, development, analysis, and education purposes, has been updated today to version 2.2.8.

Neo4j in your own software: Very basic Perl hacking

Thu, 2017-07-20 16:42
In the prior articles in this series, we've looked at the fundamentals of graph databases and installed and started using Neo4j, a popular open source graph database. In this final article, we'll write some Perl code to do the same things as we did in the second article and point you to some other libraries for working with Neo4j in your own programming.read more

Master Your Audio From The CLI With FFMPEG

Thu, 2017-07-20 15:34
Audio formats are often easier to manage than video ones, but that doesn't mean that they don't come with their own headaches. For the most part, audio problems stem from DRM and losses in quality. While FFMPEG can't always help with DRM, it can help you to convert your files without losing quality.

Containers consolidation: Open Container Initiative 1.0 released

Thu, 2017-07-20 14:25
With Open Container Initiative 1.0, container runtime and image specs have been standardized. Most companies are now exploring using containers. Some, especially in the government, have been reluctant to make the move and are waiting for container standardization. Their wait is over. The Open Container Initiative (OCI) has launched the 1.0 versions of container runtime and image specs.

The truth about sysadmins

Thu, 2017-07-20 13:17
You've probably heard many stereotypes about system administrators and the job itself. Like most stereotypes, they have varying levels of accuracy, so it's worth digging a little deeper if you're considering a career change.Here's the truth about are some of the things you may have heard about network and system administration.read more

Microsoft is Googlebombing “Linux” This Week in Order to Sell Proprietary Software That Does Not Run on GNU/Linux (and While Blackmailing OEMs Over Linux)

Thu, 2017-07-20 12:08
A reminder of the fact that Microsoft very much hates GNU/Linux, lobbies against it (e.g. in Munich), blackmails companies that distribute it (using software patents) and shares all data stored by its software through back doors (for access by the NSA and other Western spy agencies)

Meet Nitrux: The Most Beautiful Linux Distribution Ever

Thu, 2017-07-20 10:59
What happens when a bunch of awesome UI designers work on their own Linux distribution? Nitrux happens!

VirtualBox 5.1.24 Adds Initial Support for Linux 4.13, Improves Fedora Support

Thu, 2017-07-20 09:51
Oracle announced the release and immediate availability of VirtualBox 5.1.24 as the latest and most advanced version of the open-source and cross-platform virtualization software.

VirtualBox 5.1.24 Brings A Better Support For AMD Ryzen CPUs

Thu, 2017-07-20 08:42
VirtualBox is a free and open-source virtualization software for the x86 platform. The last maintenance release of 5.1 branch has featured more support for AMD Ryzen processors, emulating more SSE2 instructions and included many bug fixes.

If you were on a desert island, which license would you take with you?

Thu, 2017-07-20 07:34
First, we need to ask ourselves why we should bother choosing a license?Are you:presenting your software to the public?representing your software in a way that leads others to believe they can copy it or build on it?Then, yes, you should choose a license. Be fair to your visitors and back up the appearance of permission by expressly giving permission.read more

GULP.JS: Most Used Plugins and their Basic Configurations

Thu, 2017-07-20 06:25
In our previous article we learned What is Gulp.js? And how it works?, that is why we will now focus on the configuration of common tasks using the plugins that Gulp.js offers us.Here are some of Gulp.js’s most used plugins and their basic configurations:

Condensing Your Infrastructure with System Containers

Thu, 2017-07-20 05:16
In this OS Summit preview, we talked with Graber to understand the difference between system and application containers as well as how to work with physical devices in containers.

SUSE Partners with Supermicro for OpenStack Cloud Hardware

Thu, 2017-07-20 04:08
Server vendor Supermicro has entered into a global partnership with Linux vendor SUSE that will benefit customers with new integrated OpenStack cloud hardware

Install WordPress with Memcached and Nginx on Ubuntu

Thu, 2017-07-20 02:59
In this tutorial, we are going to provide you with step-by-step instructions on how to install WordPress with Memcached and Nginx on an Ubuntu 16.04 VPS.

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