Default Methods in Java

Default methods were introduced in Java 8 to provide a way to add new functionality to interfaces without breaking the existing implementation. Prior to Java 8, interfaces were limited to…

Optional Class in Java

The Optional class is an important feature introduced in Java 8 that helps to handle null values in a more effective way. In Java, a null value is used to…

Streams in Java

Java is a versatile programming language that is used for a variety of applications ranging from web development to game development. Streams are an important feature of Java that enable…

Functional Interfaces in Java

Java 8 introduced a new feature called Functional Interfaces, which are also known as Single Abstract Method (SAM) interfaces. Functional interfaces are interfaces that have only one abstract method, which…

Interface in Java

IntroductionJava is an object-oriented programming language that uses interfaces to define and enforce contracts between different parts of a program. In Java, an interface is a collection of abstract methods…

Java Interview Questions

What is Java? Java is a high-level, object-oriented programming language developed by Sun Microsystems (now owned by Oracle) in 1995. It is widely used to develop desktop applications, mobile applications,…

What is JAVA?

Java is a programming language that has been around for over two decades, and it is widely used by developers all over the world. Developed by James Gosling and his…