Java’s interface language feature confuses many Java newbies. ... Empty interface examples include Cloneable, Serializable, and UIResource.

In addition to writing for JavaWorld, he has written his own Java book for beginners— Java 2 by Example, Second Edition (Que Publishing, 2001; ISBN: 0789725932)—and helped write Using Java 2 ...

There are over 40 functional interfaces listed in the java.util.functions package, which can make the prospect of functional programming in Java ... This restriction doesn’t apply to the Function ...

So to learn Java lambda syntax, you need to be familiar with its three component parts: The argument list; The arrow; The method body; To apply these concepts, we first need a functional interface. A ...