Design patterns could be divided in three groups, Creational, Structural and Behavioral. The Factory pattern is a creational pattern. But what is really in simple words the factory pattern? Let us consider the following example. Suppose there is a disc Διαβάστε περισσότερα

Ok we know that when passing "byVal" in methods strings, booleans e.t.c their values do not change, but when passing "ByRef" they do change. However when passing objects it does not matter if we pass it "ByVal" or "ByRef". Either way the object changes!! Διαβάστε περισσότερα

Well since I couldn’t use a different datagrid than the one provided by Microsoft I decided to build a datagrid with some basic functionality. At least delete, insert, update e.t.c. should be supported. So this is my extended datagrid. Please if you have Διαβάστε περισσότερα