Since Java 21, wrapper classes have played an increasingly sophisticated role in Java’s type system. Here’s everything you ...

Where Java uses void, Kotlin uses Unit, and if the return type of a function is Unit, it may be omitted. There are no semicolons in this function. In Kotlin, semicolons are optional, and therefore ...

Having Java as the selected language, the function list does not work if there isn't a new line at the end of the final "}" of the class. public class Car { public int doSomething (int num) { return 1 ...

The changes related to #8672 allow Java 14 switch expressions to be parsed by Checkstyle now 👍. However, the compiler enforces exhaustive branches for switch expressions, and ideally there'd be a way ...