https://github.com/swathireddy369/java-core-concepts

A collection of Java examples and exercises covering core topics like OOP, data structures, algorithms, exception handling, concurrency, and design patterns. Perfect for developers looking to strengthen their understanding of Java fundamentals and build efficient applications.

abstraction aggregation class composition encapsulation has-a-relationship inheritance is-a-relationship many-to-many multipleinheritance mutilevelinheritance object one-to-many one-to-one overloading overriding polymorphism singleinheritance

Last synced: 28 Jun 2026