In Java, we have two main kinds of data types: primitive and reference types. Primitive types like int, float, boolean, and char directly hold values in memory, such as numbers or single characters.

If you’re still not sure how this works, consider the following diagram: Rafael Del Nero Passing primitive types in Java. Like object types, primitive types are also passed by value.

Along with nesting, Java uses packages to resolve same-name issues in top-level reference types. Using static imports also simplifies access to the static members in packaged top-level reference ...

PascalCase for Java reference types. There are five reference types in Java: classes, interfaces, annotations, enums and the recently added record. The standard Java naming convention demands that ...

In Java, a variable is a container for holding data of a particular type. Data types in Java specify the type of data that a variable can hold. There are two types of data types: primitive and ...

This chapter presents the basic structure of Java classes, variables, and data types, along with the aspects of each that you need to know for the exam. Java applications contain two types of data: ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The key difference between the Java int and Integer types is that an int simply represents a ...

Learn how to convert between primitive and reference types in Java using autoboxing and unboxing, and what are the advantages and disadvantages of these features.