Object Oriented Programming

This program defines a simple class with attributes.

This program creates multiple objects of a class.

This program uses parameterized constructor to initialize object.

This program demonstrates constructor overloading.

This program defines method in class.

This program uses private attributes with getters.

This program uses private attributes with setters.

This program demonstrates static variable usage.

This program demonstrates static method usage.

This program demonstrates usage of this keyword.

This program demonstrates method overloading.

This program demonstrates method overriding.

This program demonstrates single inheritance.

This program demonstrates multilevel inheritance.

This program demonstrates hierarchical inheritance.

This program demonstrates interaction between objects.

This program demonstrates both constructor and method overloading.

This program demonstrates dynamic method dispatch.

This program demonstrates usage of super keyword.

This program demonstrates association between classes.

This program demonstrates abstract class usage.

This program demonstrates abstract class with multiple abstract methods.

This program demonstrates interface usage.

This program demonstrates multiple classes implementing same interface.

This program demonstrates multiple inheritance using interfaces.

This program demonstrates compile time polymorphism.

This program demonstrates runtime polymorphism.

This program demonstrates polymorphism with abstract class.

This program demonstrates polymorphism with interfaces.

This program demonstrates multiple inheritance and polymorphism using interfaces.

This program compares abstract class and interface usage.

This program demonstrates interface inheritance.

This program demonstrates polymorphic arrays.

This program models bank account using OOP.

This program models employee payroll system.

This program demonstrates abstract class with default implementation.

This program demonstrates interface with default method.

This program demonstrates polymorphic arrays with abstract class Shape.

This program models a simple school management system.

This program models an e commerce order system.

This program demonstrates the Singleton design pattern.

This program demonstrates thread safe Singleton.

This program demonstrates Factory design pattern.

This program demonstrates Factory Method design pattern.

This program demonstrates Builder design pattern.

This program demonstrates Builder for immutable objects.

This program demonstrates constructor based dependency injection.

This program demonstrates setter based dependency injection.

This program demonstrates interface based dependency injection.

This program combines Singleton pattern with dependency injection.

This program demonstrates Single Responsibility Principle.

This program demonstrates Open/Closed Principle.

This program demonstrates Liskov Substitution Principle.

This program demonstrates Interface Segregation Principle.

This program demonstrates Dependency Inversion Principle.

This program demonstrates high cohesion.

This program demonstrates loose coupling.

This program models a simple library management system.

This program models a hospital management system.

This program models an online shopping system.

This program applies SRP to payroll system.

This program applies OCP to shape system.

This program applies LSP to vehicle system.

This program applies ISP to device system.

This program applies DIP to payment system.

This program demonstrates dependency management via injection.

This program demonstrates layered architecture.

This program integrates Factory and Singleton patterns.

This program demonstrates service layer in architecture.

This program integrates Builder and Dependency Injection patterns.

This program demonstrates MVC architecture.

This program demonstrates MVC update flow.

This program demonstrates Observer pattern.

This program demonstrates Observer with state change.

This program demonstrates Strategy pattern.

This program demonstrates Strategy pattern with calculation.

This program models a simple banking system.

This program models a university management system.

This program models a hotel booking system.

This program models an e commerce shopping cart.

This program integrates Observer pattern in stock market app.

This program applies Strategy pattern in payment systems.

This program demonstrates MVC with multiple views.

This program demonstrates layered architecture in e commerce system.

This program integrates Observer pattern in chat app.

This program applies Strategy pattern for discount calculation.

This program demonstrates MVC with different views for admin and user.

This program demonstrates layered architecture in hospital system.

This program integrates Observer pattern in notification system.

This program applies Strategy pattern for tax calculation.

This program integrates Observer and Strategy patterns in payment system.

This program demonstrates MVC with service layer.

This program demonstrates layered architecture in banking system.

This program models order processing workflow.

This program models inventory management workflow.

This program models CRM workflow.

This program models supply chain workflow.

This program models HR workflow.

This program models logistics workflow.

This program models healthcare workflow.

This program models a simple microservice architecture.

This program models communication between microservices.

This program models event driven architecture.

This program models workflow using events.

This program demonstrates Repository pattern.

This program demonstrates Repository with CRUD operations.

This program models DDD entity.

This program models DDD value object.

This program models DDD aggregate.

This program models DDD service.