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Showing posts from March, 2023

Introduction to This Blog

Java  programming is one of the most popular programming languages in the world. It is an object-oriented programming language that is widely used for developing web applications, mobile applications, and desktop applications. Java was first introduced in 1995 by Sun Microsystems and has since become one of the most widely used programming languages in the world. As an assistant professor in Vivek College Bijnor , I have had the opportunity to teach Java programming to students from various backgrounds. I would like to extend a special thank you to the Management of Vivek College for supporting me in writing this blog. Their support has been invaluable, and I am grateful for the opportunity to share my knowledge and experiences with a wider audience. In this blog, I will discuss some of the basics of Java programming that are important for beginners to understand. Variables and Data Types Variables are used to store values in Java programming. A variable is a memory locati...

More About Inner Class in Java

Here's some additional information about inner classes in Java: Access modifiers: Inner classes can have the same access modifiers as any other member of the enclosing class. For example, you can make an inner class private, protected, or public. Inheritance: Inner classes can extend a class or implement an interface, just like any other class. Anonymous inner classes: As mentioned earlier, anonymous inner classes are typically used for creating a single object of an interface or an abstract class. Here's an example: csharp Copy code interface Greeting { public void greet () ; } public class OuterClass { public void sayHello () { Greeting greeting = new Greeting() { public void greet () { System. out .println( "Hello!" ); } }; greeting.greet(); } } In this example, an anonymous inner class is used to implement the Greeting interface. An object of this class is then ass...