Red Hat Enterprise Linux

This article answers a few of the more common questions regarding a Red Hat Enterprise Linux subscription.

Get started building PHP 5.6 applications in docker containers on Red Hat Enterprise Linux in under 15 minutes. Introduction and Prerequisites In this tutorial, you will learn how to start building PHP 5.6 applications in docker containers on Red Hat Enterprise Linux. In order to build and run containers you will first install docker on your Red Hat Enterprise Linux 7 system. You will use the PHP 5.6 container image from Red Hat Software Collections (RHSCL) 2.2 as the basis...

Get started building Python 3.5 applications in docker containers on Red Hat Enterprise Linux in under 15 minutes. Introduction and Prerequisites In this tutorial, you will learn how to start building Python 3.5 applications in docker containers on Red Hat Enterprise Linux. In order to build and run containers you will first install docker on your Red Hat Enterprise Linux 7 system. You will use the Python 3.5 container image from Red Hat Software Collections (RHSCL) as the basis for...

Get started developing with Ruby on Red Hat Enterprise Linux in under 10 minutes. Introduction and Prerequisites In this tutorial, you will see how to get started with Ruby development on Red Hat Enterprise Linux by creating a simple Hello World application. The tutorial should take five to ten minutes to complete. Before you begin, you will need a current Red Hat Enterprise Linux 6 or 7 workstation or server subscription that allows you to download software and get updates...

Get started building Ruby 2.3 applications in docker containers on Red Hat Enterprise Linux in under 15 minutes. Introduction and Prerequisites In this tutorial, you will learn how to start building Ruby 2.3 applications in docker containers on Red Hat Enterprise Linux. In order to build and run containers, you will first install docker on your Red Hat Enterprise Linux 7 system. You will use the Ruby 2.3 container image from Red Hat Software Collections (RHSCL) 2.2 as the basis...

Get started developing with the native version of C++ on Red Hat Enterprise Linux in under 10 minutes. Introduction and Prerequisites In this tutorial, you will install the GNU Compiler Collection (GCC) and build a simple C++ Hello World application. This tutorial should take less than 15 minutes to complete. Before you begin, you will need a current Red Hat Enterprise Linux 6 workstation or server subscription that allows you to download software and get updates from Red Hat. If...

Get started developing with C++ on Red Hat Enterprise Linux in under 10 minutes. Introduction and Prerequisites In this tutorial, you will install the native GNU Compiler Collection (GCC) that's included in RHEL and build a simple C++ Hello World application. This tutorial should take less than 12 minutes to complete. Before you begin, you will need a current Red Hat Enterprise Linux 7 workstation or server subscription that allows you to download software and get updates from Red Hat...

Get started building Node.js v4 applications in docker containers on Red Hat Enterprise Linux in under 15 minutes. Introduction and Prerequisites In this tutorial, you will learn how to start building Node.js v4 applications in docker containers on Red Hat Enterprise Linux. In order to build and run containers you will first install docker on your Red Hat Enterprise Linux 7 system. You will use the Node.js v4 container image from Red Hat Software Collections (RHSCL) 2.2 as the basis...

Get started developing with Python on Red Hat Enterprise Linux in under 10 minutes. Introduction and Prerequisites In this tutorial, you will see how to get started with Python development on Red Hat Enterprise Linux by creating a simple Hello World application. The tutorial should take 5 to 10 minutes to complete. On Red Hat Enterprise Linux, Python is installed by default. You can skip directly to Hello Word and your first application, or continue reading to learn more about...

Get started developing with Perl 5.16 on Red Hat Enterprise Linux in under 10 minutes. Introduction and Prerequisites In this tutorial, you will see how to get started with Perl development on Red Hat Enterprise Linux by creating a simple Hello World application. The tutorial should take five to ten minutes to complete. On Red Hat Enterprise Linux, Perl is installed by default. You can skip directly to the "Your First Application" step, or continue reading to learn more about...

Get started developing with native PHP on Red Hat Enterprise Linux in under 10 minutes. Introduction and Prerequisites In this tutorial, you will see how to get started with PHP development on Red Hat Enterprise Linux by creating a simple Hello World application. The tutorial should take 5 to 10 minutes to complete. Before you begin, you will need a current Red Hat Enterprise Linux 6 or 7 workstation or server subscription that allows you to download software and get...

Microsoft announced the first "alpha" release of the new MSBuild-based .NET Core tools. .NET Core SDK which can be downloaded from the Red Hat Developer Program site consists of .NET Core Runtime and .NET Core command line tools (.NET Core CLI). (Reminder - you must have a Red Hat Enterprise Linux subscription first. If you don't, you can go here for a no-cost subscription.) The MSBuild tool is included in .NET Core 1.0 preview 3 (not in the latest release...

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With the release of Red Hat JBoss Developer Studio 10.2, it is now possible to install Red Hat JBoss Developer Studio as an RPM. It is available as a tech preview. The purpose of this article is to describe the steps you should follow in order to install Red Hat JBoss Developer Studio. Red Hat Software Collections JBoss Developer Studio RPM relies on Red Hat Software Collections. You don’t need to install Red Hat Software Collections but you need to...

A leap second is an extra second added to Coordinated Universal Time's (UTC) atomic clock to account for Earth's rotation. Linux uses NTP/Chrony to handle them—often by stepping back the clock—or slewing to avoid time jumps for apps.

Get started building Ruby applications in docker formatted containers using the Red Hat Container Development CDK (CDK) 2. Introduction and Prerequisites In this tutorial, you will learn how to start building Ruby applications in docker formatted containers using the Red Hat Container Development Kit (CDK) 2 on Red Hat Enterprise Linux. You need to have CDK 2 installed and should have downloaded the Red Hat Enterprise Linux vagrant box for your system. See the CDK 2 Installation Guide for more...

Get started building Python applications in docker formatted containers using the Red Hat Container Development CDK (CDK) 2 Introduction and Prerequisites In this tutorial, you will learn how to start building Python 3 applications in docker formatted containers using the Red Hat Container Development Kit (CDK) 2 on Red Hat Enterprise Linux. You need to have CDK 2 installed and should have downloaded the Red Hat Enterprise Linux vagrant box for your system. See the CDK 2 Installation Guide for...

Get started building PHP applications in docker formatted containers using the Red Hat Container Development CDK (CDK) 2. Introduction and Prerequisites In this tutorial, you will learn how to start building PHP applications in docker formatted containers using the Red Hat Container Development Kit (CDK) 2 on Red Hat Enterprise Linux. You need to have CDK 2 installed and should have downloaded the Red Hat Enterprise Linux vagrant box for your system. See the CDK 2 Installation Guide for more...

Get started building Node.js applications in docker formatted containers using the Red Hat Container Development CDK (CDK) 2. Just 3 easy steps. Introduction and Prerequisites In this tutorial, you will learn how to start building Node.js applications in docker formatted containers using the Red Hat Container Development Kit (CDK) 2 on Red Hat Enterprise Linux. You need to have CDK 2 installed and should have downloaded the Red Hat Enterprise Linux vagrant box for your system. See the CDK 2...

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Microsoft announced SQL Server on Linux public preview, so now you can try SQL Server on your Red Hat Enterprise Linux server. I'll describe how to start SQL Server on RHEL. Install and connect with CLI on RHEL Microsoft publishes a step-by-step document how to Install SQL Server on Red Hat Enterprise Linux. It's only 7 steps to install and run. # systemctl status mssql-server ● mssql-server.service - Microsoft(R) SQL Server(R) Database Engine Loaded: loaded (/usr/lib/systemd/system/mssql-server.service; enabled; vendor preset: disabled)...

Persistent memory, or pmem, is an exciting new storage technology that combines the durability of storage with the low access latencies and high bandwidth of DRAM. In this article, we'll discuss the types of pmem hardware, a new programming model for pmem, and how to get access to pmem through the OS. Persistent memory, sometimes called storage class memory, can be thought of as a cross between memory and storage. It shares a couple of properties with memory. First, it...

Today, we’re pleased to announce that .NET Core 1.1 is now available and supported on Red Hat Enterprise Linux and Red Hat OpenShift Container Platform. This second .NET Core release shows Red Hat’s continued commitment to opening up platform choices for enterprises seeking to use .NET in Linux environments, including container-centric operating systems. We’re also pleased to lead the way in the Linux world yet again with our support for .NET, as Red Hat Enterprise Linux is the only commercial...

(Part 2)The GNU Toolchain is a collection of programming tools produced by the GNU Project. The tools are often packaged together due to their common use for developing software applications, operating systems, and low level software for embedded systems.

Containers are one of the top trend today. Starting working or playing with them could be really hard also if you've well understood the theory at their base. With this article I'll try to show you some useful tips and tricks to start into containers world, thanks also to the great web interface provided by the Cockpit project. Cockpit overview Cockpit is an interactive server admin interface. You'll find below some a of its great features: Cockpit comes “out of...

The world is moving to microservices, where applications are composed of a complex topology of components, orchestrated into a coordinated topology. Microservices have become increasingly popular as they increase business agility and reduce the time for changes to be made. On top of this, containers make it easier for organizations to adopt microservices. Increasingly, containers are the runtimes used for composition, and many excellent solutions have been developed to handle container orchestration such as: Kubernetes/OpenShift; Mesos and its many frameworks...

Nftables is a new packet classification framework that aims to replace the existing iptables, ip6tables, arptables and ebtables facilities. It aims to resolve a lot of limitations that exist in the venerable ip/ip6tables tools. The most notable capabilities that nftables offers over the old iptables are: Performance: Support for lookup tables - no linear rule evaluation required No longer enforces overhead of implicit rule counters and address/interface matching Usability: Transactional rule updates - all rules are applied atomically Applications can...

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