Why should you use Collections class methods rather than similarly named fields to obtain empty collections? Type safety makes the crucial difference.

With Java 8, annotations can now be written on any use of a type such as in declarations, generics, and casts. This article introduces type annotations and tools to help build better software.

Learn how to use pattern-matching features in your Java programs, including pattern matching with switch statements, when clauses, sealed classes, and a preview of primitive type pattern matching ...