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. Programmers frequently need ...

Using the "Comparable" interface, Java programmers can extend alphabetizing ... An array of strings named "words," for example, can be sorted by calling the "Arrays.sort(words)" method, which ...

If you want to master functional programming, the best place to start is with the Java Function interface. This example will show you four different ways to implement this functional interface in your ...