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 use a computer's command line to interact with the user. It is vital that the program's command line output is properly formatted and spaced so ...

User input in Java made easy Learn the best ways to handle input from the Java user, and how to format any console output with printf. With pure text Strings, the only flag that makes sense is the ...