Writing pure functions in Java. Listing 1 presents the source code to an example application, DaysInMonth, that is written using an an anonymous inner class and a functional interface.This ...

Java’s main function. Java’s main method is composed of six terms — three reserved words, the main method name, a reference type and a variable name: public – Java’s main function requires a public ...

Learn how to use synchronous and asynchronous callbacks in Java—including callbacks with lambda expressions, CompletableFuture, and more.

This simple example of lambda expressions is only sufficient to demonstrate a few of the benefits of lambda expressions in Java as compared to other approaches. As you explore lambda expressions at a ...