Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs.

In Java 1.3, Sun introduced the Dynamic Proxy API. For the dynamic proxy to work, you must first have a proxy interface. The proxy interface is the interface that is implemented by the proxy class.

Additional ListIterator Methods As of the Java 17 release, there are four methods in the ListIterator interface not found in the more abstract Iterator: hasPrevious () - returns the previous object in ...