Method references: A primer My previous Java 101 tutorial introduced lambda expressions, which are used to define anonymous methods that can then be treated as instances of a functional interface.

Simple method delegation: Use method references for straightforward delegations that don’t require modifying or processing arguments. For example, list.forEach(System.out::println) is clearer ...

Quickly learn how to use the Java ternary operator and see how this simple programming construct can help make your conditional logic, if statements and return statements clearer and more concise.