The Java language and virtual machine are almost two decades old, and while most developers would recognize the old and new models of Java as being related, there's no question that Java has changed ...

Java 8 introduced Java developers to functional programming with lambda expressions. This Java release effectively notified developers that it’s no longer sufficient to think about Java ...

In Functional programming for Java developers, Part 1, I used JavaScript examples to get you started with five functional programming techniques: pure functions, higher-order functions, lazy ...

Functional supplier interface in Java tutorial There are only half a dozen classes you really need to master to become competent in the world of functional programming. The java.util.function package ...

Scala is qualitatively more. Scala represents a different philosophy: imperative versus functional programming. Java (and most other languages) are imperative languages.