Just about every J2EE application accesses data from a relational database. For this reason, Java Database Connectivity (JDBC) is probably one of the more popular APIs available for the Java ...

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.

Imagine you are an expert object-oriented Java developer who meticulously crafts code the way an artist cares for their masterpiece. You believe clean code is an absolute necessity. Classes with clear ...