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In this tutorial, you will learn about the different types of Java access Modifiers and how they work in various scenarios. What is an Access Modifier? Access level controllers are keywords that determine the accessibility (access…

In this tutorial, you will learn the keyword this in Java. An example will help you learn how and where to use it. This keyword In Java, this refers to the current object in methods…

In this tutorial, you will get acquainted with the Java Overriding method with the help of an example. In the last tutorial, we explained inheritance.  Inheritance is an OOP attribute that allows us to derive…

In this tutorial, we will learn about Java interfaces, how to implement them, and when to use them. In Java, an interface defines a set of attributes that other classes must implement. For example, Polygon…

In this tutorial, you will learn how to work with Inner and Nested classes in Java. In Java, you can define one class in another. This class is known as the Nested class. class OuterClass {…

In this tutorial, you will learn to use two selections of If Commands: if and if… else to control the program execution flow. In programming, executing a particular code is often desirable based on whether…

In this tutorial, you will learn to use the switch Command to control the flow of your program. In Java, the if..else..if ladder executes code from many blocks.  The switch Command can replace long ladders…