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.
Tutorials under 'Java OOP'
Final Class, Final Method, Final Variable – OOP Implications in Java
Understand the role of `final` keyword in Java OOP—learn how final classes, methods, and variables impact design, inheritance, and flexibility
Access Modifiers in Java OOP – public, private, protected, default Explained
Learn Java access modifiers – public, private, protected, and default – with syntax, examples, use cases, and OOP principles. Perfect for beginners and pros.
Java Constructor Explained – Default, Parameterized, and Copy Constructors with Examples
Learn Java constructors in depth. Understand default, parameterized, and copy constructors with syntax, examples, use cases, and Java 17+ updates
OOP vs Procedural Programming in Java – Key Differences, Use Cases, and Examples Explained
Learn the core differences between OOP and procedural programming in Java. Covers concepts, syntax, pros, cons, and real-world use cases with examples
Abstraction in Java Explained Simply – Abstract Classes, Interfaces, and Real-Life Examples
Learn abstraction in Java using simple terms, real-world examples, and modern syntax. Covers abstract classes, interfaces, and design best practices.
How to Create and Use Objects in Java – Step-by-Step Tutorial with Code and Best Practices
Learn how to create and use objects in Java with code examples, syntax rules, best practices, and FAQs. A must-read for Java beginners and experts
Class and Object in Java – The Ultimate Beginner's Guide with Code Examples
Learn everything about classes and objects in Java. Ideal for beginners and professionals. Covers syntax, examples, best practices, and FAQs.
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.
Anti-Patterns in Java – What to Avoid in Design
Learn the most common anti-patterns in Java development, why they harm your codebase, and how to avoid them for cleaner, maintainable, and scalable software
Why Use Design Patterns in Java – Real-World Use Cases Explained
Explore why design patterns matter in Java development. Learn their purpose, real-world use cases, pros, cons, and how they improve maintainability and scalability
Visitor Pattern in Java – Add Operations to Object Structures without Modifying Them
Master the Visitor Pattern in Java to add new operations to complex object structures without modifying their classes. Complete guide with examples and best practices
Strategy Pattern in Java – Swap Algorithms at Runtime with Clean Design
Learn how to use the Strategy Pattern in Java to switch algorithms at runtime. Explore design, implementation, real-world examples, pros, and anti-patterns
State Pattern in Java – Manage Dynamic State Transitions with Elegance
Master the State Pattern in Java. Learn how to model dynamic behavior, switch states cleanly, and build maintainable systems using state transitions
Interpreter Pattern in Java – Language Implementation Made Easy
Learn the Interpreter Pattern in Java with real-world examples. Discover how to implement simple language interpreters with best practices and pitfalls.
Bridge Pattern in Java – Decouple Abstraction from Implementation
Master the Bridge Pattern in Java with UML diagrams, real-world examples, best practices, and clear implementation strategies for scalable design