Spacing of Output in Java. Java programs without a graphical user interface use a computer's command line to interact with the user. ... For example, in a monospaced font, ...

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 ...

How to format a Java double with printf?. To format a Java float or double with printf, follow the same steps to format an integer with the following two addendums:. The conversion specifier for a ...

How to printf a Java String. To use the Java String printf method to format output text, follow these rules:. Use %s as the printf String specifier in the text string being formatted.; Use %S as the ...

Enterprise Java specialist Steve Haines joins the Open source Java projects series this month with an introduction to Java Caching System (JCS), a robust enterprise-level caching solution.