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 ...

Throughout this intro to Java interfaces course, you'll gain an in-depth understanding of interfaces, create an interface definition, implement interfaces, and use annotations for interfaces.

Java lets you declare interfaces inside of classes. Once declared, an interface is automatically a static member of the class. There is no need to declare the interface with the static keyword.

The functional Predicate interface gets used extensively by the Java 8 Streams API. Any developer who wants to master functional programming in Java will need to be comfortable with the Predicate ...

So, I'm new to the whole Java and programming thing. I've been working my way through Thinking in Java and Just Java 2. So far, it has gone very well. I think the two resources complement each ...

If you use RedHat or PCQLinux, you may be familiar with neat configuration tools, such as ntsysv, netconfig and redhat-config-securitylevel-tui, which use a TUI (Text User Interface) for ...