Java interfaces are different from classes, and it’s important to know how to use their special properties in your Java programs. This tutorial introduces the difference between classes and interfaces ...

In the world of IDE-based development, programmers can easily become detached from JDK and the underlying technology that makes their applications work. Here is a list of the five most useful Java ...

The Java Iterator is an all-purpose interface that simplifies looping through a collection of objects. Java's ListIterator provides all the functionality of the Iterator interface, with four ...

In prior blog posts, I have discussed several highly useful classes and methods provided as part of the Groovy JDK (GDK). These posts have covered GDK-extended classes such as File, String, and Number ...