Java’s Scanner class makes it easy to get input from the user, which allows simple programs to quickly become interactive. And a little bit of interactivity always makes learning how to program a ...

In Java, nested classes are categorized as either static member classes or inner classes. Inner classes are non-static member classes, local classes, or anonymous classes.

Here, we’re trying to use the scanner class without importing it. Adding the import statement, i.e., “import java.util.Scanner”, will make the prgram to run successfully.

This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!

Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs.