The Visitor design pattern provides flexibility in your designs by enabling you to define a new operation without needing to change the types of the elements on which it would operate The Visitor ...

You can't make a complicated problem simple. But, by leveraging the right tools in your language (and the Visitor pattern) you can ensure that your code doesn't get as complicated as your problem. In ...

In of this three-part series introducing design patterns, I referred to Design Patterns: Elements of Reusable Object-Oriented Design. This classic was written by Erich Gamma, Richard Helm, Ralph ...