In prior Java 101 articles, I referred to the concepts of redirection, standard input device, and standard output device. To demonstrate inputting data, several examples called System.in.read().

Note the letter ‘f’ in the Java Console’s printf method. The difference between print() and printf() is the ability to easily output formatted text. To demonstrate, replace the line which adds the ...

Java programs without a graphical user interface ... that should be applied to the output, and the second input is the output itself. To print three integer values with a maximum of three ...

The best way to teach the concept of Java user input to new software developers is to show them how to use the highly visual and user-friendly JOptionPane class from the Swing package. With one simple ...