Tutorials under 'Sealed Classes'

Polymorphism in Java – Understanding Method Overloading vs Overriding with Examples

Learn polymorphism in Java with in-depth coverage of method overloading and overriding, real-world examples, best practices, and Java 17+ features.

@Override JavaStatic Vs Dynamic BindingCompile Time PolymorphismMethod OverridingSealed ClassesJava InheritanceRuntime PolymorphismJava PolymorphismMethod OverloadingOOP Concepts

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

Java Syntax ExplainedProcedural Programming JavaObject Oriented ProgrammingJava Programming Best PracticesJava Design ChoicesJava 17 RecordsJava OOPSealed ClassesJava Class Vs MethodJava Paradigms

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

ImmutabilityFinal VariableEncapsulationJava 21Final ClassFinal MethodJava OOPSealed ClassesInheritanceJava Best PracticesFinal Keyword

Liskov Substitution Principle in Java – Common Misuses and Clean Fixes

Learn the Liskov Substitution Principle in Java with real-world examples, common pitfalls, and practical refactorings to write clean, robust OOP code.

Object Oriented DesignJava OOPSOLID PrinciplesAbstractionMethod OverridingSealed ClassesInheritanceJava Best PracticesClean CodeLiskov Substitution Principle

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 ClassInterface Vs AbstractObject Oriented JavaJava 21 OOPJava Design PatternsJava OOPAbstraction In JavaSealed ClassesInheritancePolymorphismCore Java