The import can optionally be removed if Java’s Scanner class explicitly references the package. This example also demonstrates how to use one instance of the Scanner class multiple times within the ...

The main thing to keep in mind is that polymorphism requires an inheritance or an interface implementation. You can see this in the example ... to help Java developers use better programming ...

Good programmers need to create code that efficiently solves problems, using various methods. A popular academic exercise is to create a program that determines if a number or String is a palindrome.