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. Abstract classes ...

For an introduction to Java interfaces, including the difference between classes and interfaces, see my Java 101 tutorial Working with interfaces in Java. You access an enclosed interface by ...

The difference between ODBC and JDBC. The Java Development Kit (JDK ... The goal of the JDBC API is to define classes, methods and interfaces that minimize the impedance mismatch and make it easier to ...