One day, there will be a full increment release of Java, and when that two-point-oh version becomes official, I am desperately hoping they will include a fully implemented toString() method in the ...

You might wonder how it's possible to print an arbitrary class object. The library methods such as System.out.println know nothing about the MyPoint class or its objects. So how is it possible to ...

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. Programmers frequently need to ...