Java Tutorial For beginners

Watch and track your favorite playlist.

Curated by: Telusko (106 videos)


Currently Playing: #61 Abstract Keyword in Java

Check out our courses: Mastering Agentic AI with Java : https://go.telusko.com/agentic-ai Coupon: TELUSKO10 (10% Discount) DevOps Bootcamp: https://go.telusko.com/complete-devops Coupon: TELUSKO10 (10% Discount) Master Java Spring Development : https://go.telusko.com/learn-master Coupon: TELUSKO10 (10% Discount) For More Queries WhatsApp or Call on : +919008963671 website : https://telusko.com/ Udemy Courses: Java Spring:- https://go.telusko.com/Udemyjavaspring Java:- https://go.telusko.com/udemyteluskojava Spring: https://go.telusko.com/udemyteluskospring Java For Programmers:- https://go.telusko.com/javaProgrammers Python : https://go.telusko.com/udemyteluskopython Git : https://go.telusko.com/udemyteluskogit Docker : https://go.telusko.com/udemyteluskodocker Instagram : https://www.instagram.com/navinreddyofficial/ Linkedin : https://in.linkedin.com/in/navinreddy20 WhatsApp : https://go.telusko.com/whatsapp TELUSKO Android App : https://go.telusko.com/TELUSKOAPP TELUSKO IOS App : https://apple.co/3SsgmU2 Discord : https://discord.gg/D8hWe9BqfF In this lecture we will learn: - What is Abstraction? - Abstract method in Java - Abstract class in Java - Abstract vs Concrete classes #1 Abstraction is a process of hiding the implementation details and showing only functionality to the user. #2 Abstract method:- - Instead of defining the method, we can declare the method. - If we put a semicolon at the end of a method, it means that you only declare the method like: public void drive(); - This method does not contain any features and you will not be able to create an object of it. - You need to add an abstract keyword to only declare a method. #3 Abstract class:- - Abstract methods can only be defined in an abstract class. - We need to add an abstract keyword before a class to make it an abstract class. - Objects of an abstract class can not be created. - If you are extending an abstract class, then it is compulsory to define all abstract methods. - It is not necessary that an abstract class should have an abstract method. - Abstract class can have an abstract or a normal method or both. - An abstract class can have more than one abstract method. #4 Concrete class: A class other than an abstract class is known as a concrete class. - An object of a concrete class can be created. Github repo : https://github.com/navinreddy20/Javacode.git More Learning : Java :- https://bit.ly/3x6rr0N Python :- https://bit.ly/3GRc7JX Django :- https://bit.ly/3MmoJK6 JavaScript :- https://bit.ly/3tiAlHo Node JS :- https://bit.ly/3GT4liq Rest Api :-https://bit.ly/3MjhZwt Servlet :- https://bit.ly/3Q7eA7k Spring Framework :- https://bit.ly/3xi7buh Design Patterns in Java :- https://bit.ly/3MocXiq Docker :- https://bit.ly/3xjWzLA Blockchain Tutorial :- https://bit.ly/3NSbOkc Corda Tutorial:- https://bit.ly/3thbUKa Hyperledger Fabric :- https://bit.ly/38RZCRB NoSQL Tutorial :- https://bit.ly/3aJpRuc Mysql Tutorial :- https://bit.ly/3thpr4L Data Structures using Java :- https://bit.ly/3MuJa7S Git Tutorial :- https://bit.ly/3NXyCPu Donation: PayPal Id : navinreddy20 https://www.telusko.com


Tracks in this Playlist