Do you need to know how to sort Java objects in a collection, array, or map? Here's how to use the Comparable and Comparator interfaces and avoid ClassCastExceptions.

The Oracle Provider for OLEDB has some nice methods for retrieving an array from a PL/SQL procedure call and making it appear to be a Recordset object. It's a bit trickier to go in the other ...

Java programmers use data structures to store and organize data, and we use algorithms to manipulate the data in those structures. The more you understand about data structures and algorithms, and ...