A program inputs its data from the standard input device by calling Java’s System.in.read() method. Look in the SDK documentation and you’ll discover a class called System.That class contains ...

showConfirmDialog(); showMessageDialog(); and showOptionDialog(). JOptionPane import and methods. For example, the following Java class uses JOptionPane’s showInputDialog() method to prompt for user ...

Naturally, all Java developers, after learning the Java Scanner class has no nextChar method, want to implement one of their own. It’s not that hard. By default, the Scanner class reads a line of ...