Crosscutting Concerns
The Crosscutting Concerns are the areas in which high-impact mistakes are most often made when designing an application. There are common causes that lead to this and there are common practices that
Separating Data Access Concern
In our days most of the applications that have a relational database as storage, use an ORM to access the data. The ORM (Entity Framework, Hibernate, etc.) does most of the data