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 ...

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().

Community driven content discussing all aspects of software development from DevOps to design patterns. The Java printf function helps simplify the task of printing formatted output to the console, ...

Sometimes it’s nice to format the output of a console based Java program in a friendly way. The java.lang package has no built-in table generators, but you can easily present data in a chart-based ...