How to use the JOptionPane’s showOptionDialog method Java’s JOptionPane provides a simple way to read input from the user and display information back. The JOptionPane’s list of methods includes many ...

We discuss how to work with directories, sub-directories, and traverse them using Java and the DirectoryStream method. Learn more.

How to add Java Scanner char support The Java Scanner class provides methods that take String input and convert that String into any Java primitive type you might need, except for one: the char.