========= ## Core Java Lang OOP 2 Cookbooks and Examples ### Relevant Articles: - [Generic Constructors in Java](https://www.baeldung.com/java-generic-constructors) - [Cannot Reference “X” Before Supertype Constructor Has Been Called](https://www.baeldung.com/java-cannot-reference-x-before-supertype-constructor-error) - [Anonymous Classes in Java](https://www.baeldung.com/java-anonymous-classes) - [Raw Types in Java](https://www.baeldung.com/raw-types-java) - [Java ‘private’ Access Modifier](https://www.baeldung.com/java-private-keyword) - [Marker Interfaces in Java](https://www.baeldung.com/java-marker-interfaces) - [Java equals() and hashCode() Contracts](https://www.baeldung.com/java-equals-hashcode-contracts) - [Immutable Objects in Java](https://www.baeldung.com/java-immutable-object) - [Inheritance and Composition (Is-a vs Has-a relationship) in Java](https://www.baeldung.com/java-inheritance-composition) - [A Guide to Constructors in Java](https://www.baeldung.com/java-constructors) - [Static and Default Methods in Interfaces in Java](https://www.baeldung.com/java-static-default-methods)