End your tour of Java’s essential language features with Jeff’s introduction to Java 8’s method references, interface default and static methods, and three lesser known language updates that every ...

Java interfaces are different from classes, and it’s important to know how to use their special properties in your Java programs. This tutorial introduces the difference between classes and interfaces ...

In the new compiler, a trait compiles directly to an interface with default methods, which not only improves binary compatibility and Java 8 interoperability, but also enables the alignment of Scala's ...