I've got a Java question:<BR><BR>I'm supposed to implement a selection sort, and supposed to use to code a method:<BR><BR>public static void sort (ArrayList objects)<BR><BR>I have two different ...

Using generics results in more robust code and avoids ClassCastExceptions in your Java programs. This in-depth tutorial introduces you to generics and their types and methods.

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.