Classes and objects in Java must be initialized before they are used. You’ve previously learned that class fields are initialized to default values when classes are loaded, and that objects are ...

How to use Java's default constructor Although the default constructor in Java is convenient and easy to use, developers must understand some important rules about its existence and implementation.

Class loaders also are able to load classes dynamically at runtime, which allows Java programs to be more flexible and adaptable. This feature is particularly useful for applications that need to ...