Изучите объектно-ориентированные концепции программирования
This application is developed for beginners who want to learn about object oriented programming concepts.
Core OOPS concepts are-
1. Class
2. Object
3. Constructor
4. Encapsulation
5. static Keyword
6. this Keyword
7. super Keyword
8. final Keyword
9. Inheritance
10. Abstract Class
11. Interface
12. Polymorphism
13. Method Overloading
14. Method Overriding
15. Naming Convention
16. Collections
17. Abstract class Vs Interface
18. Association
19. Design Principals