Variables and primitive types Called primitive types, integral and floating point types are the simplest data types in Java. The following program illustrates the integral type, which can hold ...

What's the difference between double vs float data types? In this quick tutorial we show how float and double Java types differ, along with guidance on how to choose one over the other.

What's the difference between an Integer and int in Java? Here we compare these two Java data types for usage, performance and when to choose an int or an Integer in your code.

Type erasure in Java generics programming can cause a variety of problems in your code. Fortunately, there are ways to work around them.