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

Java arrays contain a length property that returns the array’s capacity. The Java array’s length property does not return the number of non-null elements in the array.

This post shows readers how to create an array in Java. Including: Array Lists, multidimensional arrays, maps, and more.

The Java array size is set permanently when the array is initialized. The size or length count of an array in Java includes both null and non-null characters. Unlike the String and ArrayList, Java ...