03/05/19
In this article I will show you how to write tests in just a few lines of code, using the library hikaku, that ensure that the specification and implementation of a REST-API don't diverge. Read more
Vert.x is an event-driven application framework. Coroutines are a nice way to compose asynchronous computations. How do these two work together and what does the Vert.x Kotlin Coroutines package do? Read more
Micronaut is a modern JVM-based microservices framework. I will introduce it to you and show a small hello world example. Read more
11/06/18
We were using the combination of Espresso and UIAutomator to do the E2E testing on Android. Syntax and the readability had to be improved so we unified the syntax with Kotlin DSL. Check it out. Read more
09/20/18
This post shows some useful functions from the Kotlin standard library and how to write your own functions for cleaner and better code. Read more
06/24/18
The Kotlin language gets more and more attention. One area it excels in is in writing custom DSLs. In this post I show how to write your own DSL for example to work with Apache Kafka. Read more
03/16/18
Mocking frameworks are powerful tools for testing and test driven development (TDD) in particular. What are the rules to write good tests with mock objects? Read more
Kotlin has given us some really killer features. Some are obviously useful, while others come with a warning. One such ‘handle-with-care’ feature is the language support for delegation. Read more
09/13/17
How to mix Java and Kotlin within one Spring Boot Web Application: We will use Kotlin data classes side by side with Lombok backed Java POJOs, for example as value object or Jackson marshalling. Read more
