Mads Opheim

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

1Z0-1113 - Update on my progress

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

Posted 31st of October 2024.

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?

Posted 14th of October 2024.

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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.

Posted 6th of July 2024.

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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_.

Posted 30th of May 2024.

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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!

Posted 25th of May 2023.

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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!

Posted 28th of October 2022.

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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.

Posted 18th of October 2019.

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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.

Posted 18th of August 2019.

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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.

Posted 5th of April 2019.

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Tips for finding your next conference

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

Posted 31st of March 2019.

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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?

Posted 28th of March 2019.

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