Learn about the filters you’ll use most often and how they work.

Design patterns are used to solve common design problems in software development and to reduce the complexities in our source code. Design patterns can be creational (related to object creation), ...

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 to ...

In this module the student will learn the very basics of algorithms through three examples: insertion sort (sort an array in ascending/descending order); binary search: search whether an element is ...