Rewrite object-oriented code using functional techniques. Get started with lambdas, method references, functional interfaces, and the Streams API in Java ...

The functional Predicate interface gets used extensively by the Java 8 Streams API. Any developer who wants to master functional programming in Java will need to be comfortable with the Predicate ...

Functional interfaces Java 8 will have a new feature called functional interfaces. Basically, default methods are added to an interface and do not have to be overridden in the interface ...