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Enum vs Class vs Interface: Choosing the Right Tool in Java Development

Learn when to use Enums, Classes, or Interfaces in Java. Explore type safety, extensibility, and design trade-offs with real-world examples and best practices

Enum Switch Type Safety Enum Vs Class Enum Vs Constants Design Patterns JPA Enum Mapping Polymorphism Java Best Practices Enum Vs Interface Java Enums

What is Object-Oriented Programming (OOP) in Java? – A Complete Guide with Examples

Learn Object-Oriented Programming (OOP) in Java with real-world examples, best practices, FAQs, and expert tips. Ideal for both beginners and pros.

Encapsulation Java 21 OOP Sealed Class Java OOP Abstraction Record Class Java Classes Object In Java Inheritance Polymorphism Design Principles

Interfaces in Java – Complete Guide with Examples

Learn everything about interfaces in Java with real-world examples, syntax breakdowns, best practices, UML, Java 21 notes, and expert-level FAQs

Java Interfaces Multiple Inheritance Object Oriented Programming Java 21 Software Design Java OOP Abstraction Sealed Interfaces Polymorphism Interface Default Methods Refactoring Modular Design

Polymorphism in Java – Unlocking Loose Coupling and Scalable Software Design

Learn how polymorphism drives loose coupling and scalable software architecture in Java. Includes real-world use cases, examples, UML, and best practices.

Scalable Design Java Interfaces Design Patterns Java 21 Features Java OOP Abstraction SOLID Principles Loose Coupling Inheritance Polymorphism Extensibility

Method Overloading vs Overriding in Java – Differences, Examples, and Common Pitfalls

Master the differences between method overloading and overriding in Java. Learn syntax, use cases, pitfalls, and design tips with code and real-world examples.

Overriding Rules Compile Time Polymorphism Java OOP Method Overriding Inheritance Runtime Polymorphism Overload Pitfalls Polymorphism Java Best Practices Method Overloading

Upcasting and Downcasting in Java – Understanding Type Casting in Inheritance with Diagrams

Master upcasting and downcasting in Java OOP with clear examples, class diagrams, use cases, and pitfalls. Learn how and when to use type casting in inheritance

Type Casting Java OOP Class Hierarchy Downcasting Inheritance Polymorphism Upcasting Casting Pitfalls Java Tutorials Instanceof

Using Abstract Classes in Java – When and Why You Should Choose Them

Understand Java abstract classes with real-world examples. Learn when to use them, how they differ from interfaces, and their role in OOP design.

Abstract Class Interface Vs Abstract Object Oriented Java Java 21 OOP Java Design Patterns Java OOP Abstraction In Java Sealed Classes Inheritance Polymorphism Core Java

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Inheritance in Java: extends Keyword and Method Overriding Explained with Examples

Learn inheritance in Java with extends keyword and method overriding. Understand syntax, use cases, best practices, and interview questions with real-world examples.

Java Interview Questions Oop Concepts Superclass Subclass Extends Keyword Method Overriding Polymorphism Java Inheritance Java Tutorial Core Java Code Reuse

Tutorials under 'Polymorphism'