Get a deep dive into using method references in your Java programs, including stream operations, event listeners, and constructors and factories.

You might know that Java passes by value, but it helps to understand why. Here's what happens when you pass mutable and immutable object references in Java.

A Java string is a sequence of characters that exists as an object of the class java.lang. Java strings are created and manipulated through the string class. Once created, a string is immutable -- its ...