Tutorials under 'Class Hierarchy'

Inheritance in Java – Concepts, Syntax, Best Practices, and Real-World Use Cases

Learn inheritance in Java with syntax, real-world examples, best practices, and Java 17+ features like sealed classes. Ideal for Java beginners and pros.

Abstract ClassJava 17 FeaturesOOP Concepts JavaClass HierarchyInheritance Vs CompositionMethod OverridingExtends KeywordJava InheritanceSuper Keyword JavaSealed Class Java

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 CastingJava OOPClass HierarchyDowncastingInheritancePolymorphismUpcastingCasting PitfallsJava TutorialsInstanceof