Mads Opheim

Mads Opheim

Doing my best for a better world.
Through better tech and better policies.

Local development with MicroProfile RestClient

Test your HTTP calls on your own fake

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1Z0-1113 - I passed!

1Z0-1113 certification: I passed

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Ringesentralen - say what?

This side project of mine, what is it about? It's time to dive into what it's actually doing - meet Ringesentralen

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1Z0-1113 - Update on my progress

I wrote this summer about the 1Z0-1113 certification. What's my status?

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Package an uber-JAR with OpenLiberty

With OpenLiberty, you can easily get your artifact as a WAR file. But what if you (for some reason) want a self-containing JAR instead?

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1Z0-1113 - The Oracle certification no one cares about?

Tempted to do the 1Z0-1113 certification on Helidon from Oracle? The toughest part might be to find information.

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Continuous delivery for your open-source library

If you are building a software library, I suggest creating and pushing out new versions on every commit on _main_.

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Enterprise Kotlin - Kotlin and Jakarta EE

Kotlin is nice. Jakarta EE is nice. Let’s dive into how to make them play well together!

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How to make your own scraper and then forget about it?

You've found a web page you want to keep track of how changes, but they don't keep a changelog? Make your own!

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Switching appservers

With MicroProfile, you can switch application servers for your Java or Kotlin application without touching your code at all.

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Microservices with Microprofile

Welcome to the world of microservices! We now can provide you with the tools you miss from your time with Java EE, while still leaving you free to switch application server whenever you want, without having to change your Java code.

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White male privilege

I'm a developer and tech lead, working in the tech industry. An industry that is predominantly consisting of men, both among the developers and the leadership.

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Tips for finding your next conference

Where do I head to find places to apply for speaking?

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Test your legacy code

Do you want tests for your code, but find it hard to get started? Or maybe you got it going, but ran into code you were not able to test?

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