Karl Heinz Marbaise

German Freelancer Java, Spring Boot, JUnit Jupiter, Apache Maven PMC Member @ASFMavenProject, Apache Software Foundation Member @TheASF, Mojo Haus Member, Java Developer, CI / CD Fan.

4 articles

Jun 16, 2025 Cay Horstmann, Frank Delporte, Hanno Embregts, Jens Knipper, Karl Heinz Marbaise, Miro Wengner

Foojay Podcast #73: JCon Report, Part 2 – Evolutions in the Java language and runtime

In the second part of our JCON interviews, recorded at the conference in May, we focuses on general evolutions within the Java world and how …

Java Java Core

May 27, 2024 Frank Delporte, Karl Heinz Marbaise, Marit van Dijk, Miro Wengner, Steve Poole

Foojay Podcast #50: JCON Report, Part 2 - Maven, Software Security, Code Quality

This is part 2 of the interviews we recorded at the JCON conference earlier this month in Germany. In this episode, you get two main topics: …

Conference Debugging

Oct 30, 2020 Karl Heinz Marbaise

Spring Boot: Strategy Design Pattern - Convenience and Limitation

with a few changes in our code we can easily solve the problem of having different strategies which using the same keys in our code.

Spring

Aug 27, 2020 Karl Heinz Marbaise

Stream.concat vs. New ArrayList Performance

What happened when the Java Stream API met the ArrayList? Which is faster and more performant? Read on to find out about some initial …

Performance