Although the snooze button is probably the most commonly used button on an alarm clock, even a simple AlarmClock class needs a few more features. For instance, you might want to control how long the ...

A Java string is a sequence of characters that exists as an object of the class java.lang. Java strings are created and manipulated through the string class. Once created, a string is immutable -- its ...

In Part 1, I provided an overview of available persistence mechanisms and their implementations, and introduced the Java Data Objects (JDO) approach to persistence. In Part 2, I conclude this series ...