Animation: Transaction life-cycle on the Ethereum blockchain

By Roberto Infante

Slideshare: Using Apache Spark with Java


By Jean Georges Perrin

Pestering your script

By Don Jones and Jeffery Hicks

As we move into a DevOps-y world, one of the things you’ll need to start thinking about is how you’ll test your scripts. Here’s the deal: nobody likes a broken script in production. And although you might run a few tests on your script, you – or someone else – might also modify your script at some point, necessitating a re-test. Or, you might find some odd condition under which your script fails – well, you certainly don’t want to forget to test that condition again in the future, do you? In this article, we’ll talk about automated unit testing for PowerShell scripts.

Aunt Maria’s Serverless Pizzeria

By Slobodan Stojanović and Aleksandar Simović

This article, excerpted from Serverless Apps with Node and Claudia.js, explores building a back-end app and API to process and store orders for aunt Maria’s pizzeria.

Slideshare: Real-World Apps with Fortran


Mental Model Graphic: True Redundancy for web apps in Azure

From Learn Azure in a Month of Lunches
By Iain Foulds

Mental Model Graphic: How is HTTP/1.1 different from HTTP/2?

From HTTP/2 in Action
By Barry Pollard

Hello Swift! What is an Array?

By Tanmay Bakshi

This article, excerpted from chapter 7 of Hello Swift!, tells you what an array is and gives quite a few examples of how one can be used.

Mental Model Graphic: OpenShift workflows and core components

From OpenShift in Action

By Jamie Duncan and John Osborne

Dipping Your Toes into Elixir

By Saša Jurić

This article gives a short overview of Erlang and then delves into the benefits of Elixir.

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