Clean Code

[EN] BDD with Cucumber & Java: Why your tests should finally tell a story
[EN] BDD with Cucumber & …

For many it is probably already old hat or rather everyday life.

[EN] Unit tests for your architecture? Introduction to ArchUnit
[EN] Unit tests for your …

Hello everyone, I actually thought the whole time I had already written an article about this.

[EN] Code reviews that don't annoy: From bean counting to mentoring
[EN] Code reviews that …

Why We Hate Code Reviews (and Why It’s Wrong) The code is written, the unit tests are green, and you are proud of your solution.

[EN] Why you (probably) don't need microservices: A case for the modular monolith
[EN] Why you (probably) …

The fallacy of “scalability from day 1” Imagine you are starting a new project.

[EN] Never 'Works on my Machine' again: database testing done right
[EN] Never 'Works on my …

“But locally everything went green!” We all know this pain: your pipeline is green, your tests run locally in milliseconds.

[EN] Your code is good, but the feature is wrong: A plea for requirements engineering
[EN] Your code is good, …

The two pillars of requirements It’s Friday afternoon, 4:00 p.

[EN] Spring Boot 4 & Resilience4j: Error handling can be so elegant
[EN] Spring Boot 4 & …

The year is 2025. Spring Boot 4 is here, and we no longer use deprecated RestTemplate calls.

[EN] Collections hacks: 10 tricks that will instantly turn you into a Java pro
[EN] Collections hacks: …

If you’ve been programming Java for a while, you probably use List, Set, and Map every day.

[EN] Why senior engineers almost never write `!= null`
[EN] Why senior engineers …

Hello everyone, If you’ve been around the Java world for a while, you know the picture: your code is littered with defensive queries like:

[EN] S.O.L.I.D Design Principles
[EN] S.O.L.I.D Design …

Hello everyone, In the world of software development, we always run into the same challenges: How do we write code that is easy to maintain, extend, and understand?