Learn the potential pitfalls of using the repository pattern, including adding an extra layer of abstraction when it's not needed in your software designs Design patterns provide proven solutions ...

return null; } } The Abstract Factory Pattern takes the Factory Pattern up a notch by providing a factory of factories. In the Factory Design Pattern, you will typically have a single factory ...

The Visitor design pattern ... of this design pattern. Here’s the list of the participants in the Visitor pattern. Visitor — This represents a type (either an abstract class or an interface ...

That encapsulation is a description of the abstract pattern. Architects do the same thing with design patterns. Experienced architects look at an application and identify underlying abstract patterns ...