The Java array’s length property does not return the number of non-null elements in the array. The Java array length represents the array’s total potential size, not just the number of elements that ...

Another way to size Java arrays is to provide all of the array elements at the time of initialization: // Size the Java array with a set of known values int[] arraySizeExample = new {0,1,1,2,3,5,8}; ...

Typesafe enums offer a better alternative to Java's traditional enumerated types. Here's how to use typesafe enums correctly in your Java code.