Java 10: Local Variable Type Inference
With Java 10 a new feature was introduced to the language: local variable type inference. In this short post, I am going to take a closer look at what this …
Optional Kotlin
Last week I was working on a code base which had been partially converted from Java to Kotlin. The converted Java code base was making extensive use of java.util.Optional. The …
Kotlin properties – from basic to lazy
Kotlin has many things going for it, with one of the main qualities being its built-in null-safety. This guarantees that properties will always have a non-null value at runtime, greatly …
Kotlin Quick Tip: Annotation targets
If you — like me — are a sucker for reducing boilerplate and are using JSR-303 – Bean Validation (I use it as part of Spring Boot) then you may …
JMockit extensions for Kotlin
Sometimes you have to deal with existing libraries… also libraries that do not provide out-of-the-box support for Kotlin (bastards!). What do you do in such a scenario? Write your own …
Spring Boot Admin
While browsing the internet I stumbled upon a nice tool called spring-boot-admin (https://github.com/codecentric/spring-boot-admin). This tool, made by Codecentric, offers a nice overview that gives you access to things like metrics, …
Kotlin DSL Development
As all of us who write Java on a daily basis have experienced, we tend to spend a considerable amount of time writing boilerplate code. We can sometimes refactor that …