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This lesson explains abstract classes and interfaces, two powerful tools for enforcing structure and behavior in Java applications.

In this video, we explain Java Interfaces in detail and demonstrate how to access child class members using an interface ...

DESCRIPTION* Discover how Java 8's Default Methods allow you to add new functionality to interfaces without breaking existing ...

This video explains packages and interfaces in Java and their importance in building well-structured applications. It helps ...

The #1 OOP Interview Question: What is the difference between an Interface and an Abstract Class? In this video, we master ...

This video introduces Java Generics, explaining generic classes and generic methods. It also covers upper and lower bounds in ...

Do you really understand Object Oriented Programming in Java? In this Java OOP Full Course, I explain Object Oriented ...

Import java dot util dot start Okay Normally map is an interface By using the map interface also you can develop but here you have ...

Lecture 28 of the Object-Oriented Programming (OOP) using Java and Mobile App Development course focuses on the concept of ...

Master the Thread class and Runnable interface in Java. This lecture includes a practical demo showing how to create and run ...

CLASS 1- CORE JAVA https://youtu.be/i4cPVBmyxo0?si=DaJ3vknrgk00siEL Core Java includes: Java basics – syntax, variables, ...

We all know this situation: The older and larger an application becomes, the more complex and expensive it is to extend and ...

Welcome to this beginner-friendly Java tutorial! In this video, we explain two important Object-Oriented Programming (OOP) ...

In this video, we explain Functional Interface and Lambda Expression in Java with simple, easy-to-understand examples.

In this video, we will learn how to find employees who joined after a specific year using Java. This example uses Java Stream API ...

In this video, we build a Vehicle Manufacturing System in Java using interfaces and multiple implementation. We define two ...

In 2014, JDK 8 introduced the Stream API, bringing a taste of functional programming to Java. 11 years later, in 2025, with the ...