This post shows readers how to create an array in Java. Including: Array Lists, multidimensional arrays, maps, and more.

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 XmlSerializer class provides a great way to convert objects to XML and back. However, it can be difficult to serialize collections such as Arrays and ArrayLists properly unless you know a few ...