I want to separate data layer from business logic and business logic from GUI. Diving into web I stumbled upon a few resources but still unable to make my mind clear. Some people talk about pattern...

When designing business objects I have tried several different methods of writing the data access layer. Some have worked out better than others but I have always felt there must be a "better...

We are in the process of porting a legacy system to .NET, both to clean up architecture but also to take advantage of lots of new possibilities that just aren't easily done in the legacy system. N...

I get the concept of creating a business object or entity to represent something like a Person. I can then serialize the Person using a DTO and send it down to the client. If the client changes the...