How to Assign Random Numbers to an Array in Java. Java has a "Random" class that lets you generate a random number you use to implement calculations in your Java source code.

Do you need to know how to sort Java objects in a collection, array, or map? Here's how to use the Comparable and Comparator interfaces and avoid ClassCastExceptions.

Java length vs length () explained The key difference between Java’s length variable and Java’s length () method is that the Java length variable describes the size of an array, while Java’s length () ...