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Table of Contents Introduction What is an Abstract Class? Defining an Abstract Class Abstract Methods in TypeScript When to Use Abstract Classes What is an Interface? Defining an Interface Implementing an Interface When...

Table of Contents Introduction Understanding Inheritance and Composition Why Prefer Composition Over Inheritance? Composition in TypeScript Using Interfaces and Classes for Composition Composition Example: Combining Behaviors Benefits of Composition When to Use...

Table of Contents Introduction What is Inheritance in TypeScript? Single Inheritance in TypeScript Extending Classes Overriding Methods The super Keyword in Inheritance Multiple Inheritance (Simulated through Interfaces) Class Hierarchies: Building Relationships Between...

Table of Contents Introduction Understanding Access Modifiers in TypeScript What are Access Modifiers? Types of Access Modifiers Public Access Modifier Default Behavior Example of Public Access Modifier Private Access Modifier How It Works Example...

Table of Contents Introduction Understanding Classes in TypeScript What is a Class? Defining a Basic Class Class Members: Properties and Methods Defining Properties Defining Methods Access Modifiers: Public, Private, and Protected The Constructor...

Table of Contents Introduction Understanding Index Signatures What is an Index Signature? Defining Index Signatures Common Use Cases Limitations of Index Signatures Dynamic Object Typing Using Record Type for Dynamic Objects Using Index...

Table of Contents Introduction Understanding readonly Properties Basic Usage of readonly Readonly Arrays Preventing Property Re-assignment Understanding Optional Properties Basic Usage of Optional Properties Optional Properties with Interfaces Handling Undefined in Optional Properties Combining...

Table of Contents Introduction Typing Object Structures Basic Object Typing Optional and Required Properties Read-Only Properties Typing Nested Objects Nested Object Structures Accessing Nested Properties Type Inference in Object Structures Using Interfaces with Object...

Table of Contents Introduction to Arrow Functions and Regular Functions Differences Between Arrow Functions and Regular Functions Syntax Comparison The this Keyword The Arguments Object Arrow Functions and Typing in...

Table of Contents Introduction to this in JavaScript and TypeScript Understanding the Behavior of this in Functions In Global Context In Object Methods In Constructor Functions Arrow Functions and this Explicit...

Table of Contents Introduction to Function Overloading Syntax for Function Overloading Basic Syntax Overloading Signatures Implementing the Overloaded Function Use Cases for Function Overloading Best Practices for Function Overloading Function Overloading vs....

Table of Contents Introduction Optional Parameters Syntax for Optional Parameters Use Cases for Optional Parameters Default Parameters Syntax for Default Parameters Use Cases for Default Parameters Rest Parameters Syntax for Rest Parameters Use Cases...