Covariance and contravariance might seem esoteric, but you'll need these concepts more than ever as the Java language evolves. Get started with type dependency in array types, generic types, and ...

The BigInteger data type, ... The next part of the demo output displays the number of ways to select 10 items from a set of 200 items, which is 22,451,004,309,013,280 -- much larger than int.MaxValue.

Uncover the truth about autoboxing Java primitive types in this JDK Mission Control and JVM ... Even the most complicated classes in Java can be flattened down to nothing more than the set of ...