Verify Object Type Before Casting
Learn to verify object type before casting in Java to prevent ClassCastException and ensure safe, stable, and readable generic code.
Explore comprehensive Core Java tutorials covering fundamentals, advanced topics, and practical insights. Master Java programming with our in-depth guides
Generics: Basics and Use Cases in Java
Master Java Generics with this guide: learn syntax, use cases, and limitations through clear examples and practical tips for safe coding.
Abstract Classes and Interfaces in Java
Compare abstract classes vs interfaces in Java to understand their differences, use cases, and when to use each with examples
Abstract Classes in Java
Discover how abstract classes in Java enable shared logic and enforce design contracts with real-world examples and best practices
Interfaces in Java
Explore interfaces in Java with examples. Learn how they enable abstraction, multiple inheritance, and clean, testable design.
Single Responsibility Principle in Java
Learn how to apply the Single Responsibility Principle in Java with real-world examples. Write cleaner, modular, and testable code.
Open Closed Principle In Java
Learn the Open/Closed Principle in Java. Build code that’s easy to extend and maintain without modifying existing functionality.
Liskov Substitution Principle In Java
Understand the Liskov Substitution Principle in Java with clear examples. Learn how to build reliable and extensible class hierarchies.
Interface Segregation Principle In Java
Apply the Interface Segregation Principle in Java to build cleaner, modular code. Avoid bloated interfaces and improve testability.
Dependency Inversion Principle In Java
Master the Dependency Inversion Principle in Java. Learn to write flexible, testable code by depending on abstractions, not implementations.
