Why should we use an INTERFACE even when we only have one concrete class?Rafal Ksiazek
How to avoid problems with giving additional behaviours to children classes during changing the inheritanced parent class. What is the problem with Liskov substitution principle implementing new functionalities in the wrong way.
Why should we use an INTERFACE even when we only have one concrete class?Rafal Ksiazek
How to avoid problems with giving additional behaviours to children classes during changing the inheritanced parent class. What is the problem with Liskov substitution principle implementing new functionalities in the wrong way.
