OOP & SOLID

5 questions

Dart OOP, SOLID principles, design patterns

OOP & SOLID

Encapsulation (private fields with _prefix), Inheritance (extends), Polymorphism (override + dynamic dispat...

10 XP4m

OOP & SOLID

Mixins are reusable code units that can be applied to multiple classes using 'with'. They provide implement...

30 XP4m

OOP & SOLID

Abstract classes can have method implementations and state; subclasses use extends and inherit them. Interf...

20 XP3m

OOP & SOLID

Inheritance creates tight coupling and fragile base classes — a change in the parent can break all subclass...

30 XP3m

OOP & SOLID

Flutter uses Singleton (services, GetIt), Factory (Widget.of()), Observer (Listenable, Stream, ChangeNotifi...

30 XP5m