Along with lambdas, Java SE 8 brought method references to the Java language. This tutorial offers a brief overview of method references in Java, then gets you started using them with Java code ...

Object-oriented systems are usually partitioned into layers of related responsibilities and only dependencies in one direction are allowed, from higher layers (more specific, less reusable) to lower ...

An initializer that makes complex class initialization possible. A class block initializer consists of the static keyword, an open brace character, initialization code, and a close brace character.