L18. SOLID Principles || Master OOPs in Java SOLID, Design Pattern

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One and only OOPS + Design Patterns + Project Playlist YouTube.
We are covering everything in this playlist, Basics of Oops, Classes and Objects, Constructors, 4 pillars of oops- Inheritance, Polymorphism, Encapsulation, Abstraction, Design patterns like factory, singular, etc, – Crack Any Interview with These!

Master OOPs in java and crack Placements.

Notes & Practice Questions: https://drive.google.com/file/d/1_OmH9pqN_yMWh-zgRptjQxdVO5u2V9Q7/view?usp=sharing

In this video, we dive deep into What are SOLID Principles

We'll cover:

When and why to use What are SOLID Principles

Time Stamps:

00:00 - Intro
00:04 - Definition of Solid Principles
06:11 - Single Responsibility Principle (SRP)
09:59 - Open/Closed Principle (OCP)
15:25 - Liskov Substitution Principle (LSP)
18:22 - Code Example (Violating LSP)
22:55 - Interface Segregation Principle (ISP)
28:42 - Dependency Inversion Principle (DIP)
29:47 - What is Dependency Injection (DI) ?
30:22 - Types of Dependency Injection
31:40 - Code Example (Violating DIP)

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In this Playlist we will cover these topics:

Introduction to OOP
Classes and Objects
Constructors, this keyword
Static vs non-static members
Inheritance & Types of inheritance
Super keyword, IS-A relationship
Polymorphism
Method Overloading (Compile-time)
Method Overriding (Runtime)
Upcasting and Downcasting
Encapsulation & Abstraction
Data hiding and access modifiers
Getters and Setters
Abstraction using abstract classes and interfaces
Interfaces and Abstract Classes
Multiple inheritance with interfaces
Interface segregation principle
Association, Aggregation & Composition
Real-world object relationships
Ownership and lifecycles
SOLID Principles
OOP Design Patterns (Intro)
Singleton
Factory
Strategy
Adapter
Observer
Project (Best for Resume)
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