In a typical implementation of the Observer design pattern, you might want to have a Subject type and an Observer type. Here’s a code snippet that illustrates this.

The template method design pattern allows you to define the skeleton of an algorithm in a base class and defer the details to subclasses ...

Proper use of design patterns in software development allows you to exploit previous experience with proven arrangements of objects, greatly increasing the efficiency of the coding process.

The completed application, showing the workflow. As you can see, the Chain of Responsibility is a useful design pattern for defining workflows within an application. I've chosen to implement the ...

Practical .NET Move Beyond Factory Methods with the Builder Pattern in C#/Visual Basic When your objects get sufficiently complicated to create, it's time to simplify your life by moving to the ...