Parameters of primitive types are always input ... however, so the Java compiler allows it only with type casting. This is sometimes called the covariance problem. The true problem is not so ...

In Java, we can use cast operators to narrow a type. Cast operators are available to perform the following primitive-type conversions: For example, the (float) cast in float circumference = (float ...

Primitive types represent the simplest, most direct way to represent data in code. Even the most complicated classes in Java can be flattened down to nothing more than the set of primitive data types ...