Using Perl 5.24 Red Hat Software Collection

Red Hat Software Collection (RHSCL) 2.3 brings new rh-perl524 collection.

It includes Perl 5.24.0, which provides a number of bug fixes and enhancements over the previously released rh-perl520 Software Collection. The details about the changes can be found in 5.22.0 perldelta and 5.24.0 perldelta. The new collection adds package rh-perl524-perl-App-cpanminus, which contains the cpanm utility for getting, extracting, building, and installing modules from the Comprehensive Perl Archive Network (CPAN) repository.

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Red Hat Software Collections 2.3 now beta

Today, Red Hat announced the beta availability of Red Hat Software Collections 2.3, Red Hat’s newest installment of open source web development tools, dynamic languages, and databases. Delivered on a separate lifecycle from Red Hat Enterprise Linux with a more frequent release cadence, Red Hat Software Collections bridges developer agility and production stability by helping to accelerate the creation of modern applications that can then be more confidently deployed into production.

New additions to Red Hat Software Collections 2.3 Beta include:

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Node.js 4.4, Python 3.5, and Ruby 2.3 Get Started guides on developers.redhat.com

On developers.redhat.com you can find short, focused guides to help you start developing with a number of Red Hat technologies. With the recent release of Red Hat Software Collections (RHSCL) 2.2, a number of Get Started guides have been updated to use the newest software collections, such as Node.js 4.4, Python 3.5, and Ruby 2.3.  These guides give you the steps you need to install the software and get to a simple “Hello, World” in a few minutes. The guides include a few additional package management examples to help you go farther.

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Deploying PSGI Applications using RHSCL Docker Containers

Red Hat Software Collections (RHSCL) 2.0 brings Perl 5.20 as a Docker image. This allows you to deploy Perl applications easily.

The basic idea is to combine your application code from Git tree and Red Hat’s rhscl/perl-520-rhel7 base image into an application image that will run your application in mod_perl environment. Your application can either be a simple Common Gateway Interface (CGI) script or a full-fledged Perl Web Server Gateway Interface (PSGI) application.

Following this step-by-step procedure will show you how to deploy a simple pastebin-like web service implemented as a PSGI application.

The Base Image

First we install docker package and start the docker service:

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Red Hat Software Collections 2.0 Docker images, Beta release

I’m very happy to announce that Docker images based on collections from Red Hat Software Collections (RHSCL) 2.0 are in beta testing.  The images are available from the Red Hat Container Registry, and we’ve got the set of collections for language, databases and web servers covered – a complete list is below.

If you’ve not tried out the Docker package from RHEL7 Extras, you need to enable the Extras channel, install the docker page, and start the docker service; an extended guide for RHEL Docker is available here.  Once you are set up, pulling the RHSCL Docker images is very simple… for example, you can fetch the Python 3.4 image as follows:

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Red Hat Software Collections 2 – now generally available

Excellent news – Red Hat has announced the general availability of Red Hat Software Collections 2.softwarecollections-logo-colorful

You’ll see considerable additions to support multiple language versions. For example, it includes updates to “Python 2.7, continues to support Python 3.3 and also adds Python 3.4 – providing a fully-supported language library and blending developer agility with production stability.”

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