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Compare inheritance and composition, the two fundamental ways to relate Java classes, then practice debugging ClassCastExceptions in Java inheritance.
Object is the root class, or ultimate superclass, of all other Java classes. Stored in the java.lang package, Object declares the following methods, which all other classes inherit: ...
This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!
What's new in the Java 17 long-term support release? Here are five new Java 17 features that developers who were stuck on Java 11 will love.
Sander Mak discusses some of the new and preview features in Java 16: API updates, records, pattern matching, and sealed classes.
Java developers have a choice for iterating collection of objects. Here's why the Java Iterator vs. Enumeration debate is all about the Iterator.