Category Archives: Programming

JAX-RS Done Right! (V. – Dynamic Routing)

Posted on 25. July 2020 by

Hey guys! How’s it going? Dynamics come into play: Dynamic routing variants using sub resources. Code example can be found on Gitlab: https://gitlab.com/mkarg/jaxrs-done-right Stay safe and… Party on!

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JAX-RS Done Right! (IV. – Static Routing)

Posted on 18. July 2020 by

Hey guys! How’s it going? Let’s practice different STATIC routing variants using @Path. Code example can be found on Gitlab: https://gitlab.com/mkarg/jaxrs-done-right Stay safe and… Party on!

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Jakarta EE 9 Milestone 1 SNEAK PEEK

Posted on 11. July 2020 by

Hey guys! How’s it going? Jakarta EE 9 Milestone 1 was released in June, and Ivar asked for cupcakes. So here is mine: Cherry Cheesecake with Namespace Migration. Like to taste JAX-RS on a bed of Java SE 11? Code … Continue reading →

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JAX-RS Done Right! (III. – Coding Client for “Hello, world!”)

Posted on 4. July 2020 by

Hey guys! How’s it going? Today I will show you how to use the JAX-RS Client API to write a client for a “Hello, world!” server. Code example can be found on Gitlab: https://gitlab.com/mkarg/jaxrs-done-right Stay safe and… Party on!

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JAX-RS Done Right! (II. – Hello World Server)

Posted on 27. June 2020 by

Hey guys! How’s it going? Let’s get our hands dirty and begin coding! In this episode of Head Crashing Informatics we will turn a Java SE variant of “Hello, world!” into a JAX-RS server, to learn the essentially needed parts … Continue reading →

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Contributing to Open Source Made Easy

Posted on 20. June 2020 by

Hey guys! How’s it going? You always wanted to contribute to an open source project, but feared the time to invest or the paperwork to sign? Or you just didn’t know where to chime in? Now you get a jumpstart! … Continue reading →

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JAX-RS Done Right! (I. – Introduction)

Posted on 13. June 2020 by

Hey guys! How’s it going? Since more than a decade I am part of the group which defines the JAX-RS standard meanwhile, and often I saw people using this API in a wrong way. So I thought it is time … Continue reading →

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Biggest Maven Version Ranges Mistakes

Posted on 6. June 2020 by

Hey guys! How’s it going? We all think that we know what’s in a Maven Version Number, but when it comes to Version Ranges we typically do common mistakes. In Episode 04 of Head Crashing Informatics you will learn to … Continue reading →

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Do you know Gitpod?

Posted on 30. May 2020 by

Hey guys! How’s it going? Gitpod is a new and amazing way to hack on your Java code. Just prefix your Gitlab or Github URL (pointing either to a project, branch, MR or commit), with gitpod.io/# and few seconds later you … Continue reading →

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Gitlab Hosted by Eclipse Foundation – Head Crashing Informatics Episode One

Posted on 17. May 2020 by

Hey guys! How’s it going? While my studio equipment (lights, cam, mike) still waiting in China to start their travel to Europe, I couldn’t wait to record a first “real” episode of Head Crashing Information and post it on YouTube. … Continue reading →

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