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.

There are numerous new classes, enums, methods, and interfaces being added to JDK 7 that may not ... The new java.util.Objects class provides some nice static ... JDBC’s CallableStatement ...

JDBC programming with Derby. Now that the database and table have been created, it's time to move into the world of JDBC. For this example, I used the Eclipse-based SpringSource Tool suite, although ...

When you run the inner class example, the output would be nine. Java’s Function and lambda expression example. Of course, the whole idea of the functional interface is to incorporate lambda ...