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JavaScript Course for Intermediates

Go beyond basics—Master modern JavaScript & React fundamentals!

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Intermediate

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JavaScript Course for Intermediates

5 Modules

Course Curriculum

5 Modules · 11 Chapters · 27 Topics · 227 Sub-topics

Introduction to JavaScript

1 Topics

Introduction to JavaScript

14 Sub-topics

What is JavaScript and Why Learn It

History and Evolution of JavaScript

ECMAScript Standards Overview

JavaScript vs Other Programming Languages

JavaScript Engine and Execution Context

Setting Up Your Development Environment

Using Browser Developer Console

Writing Your First JavaScript Code

Running JavaScript in Different Environments

Understanding JavaScript Syntax Basics

Case Sensitivity and Naming Conventions

Reserved Words in JavaScript

Statements and Expressions

Comments in JavaScript

Variables and Data Types

2 Topics

Variables in JavaScript

9 Sub-topics

Understanding Variables in JavaScript

Declaring Variables with var

Declaring Variables with let

Declaring Variables with const

Differences Between var, let, and const

Variable Hoisting Explained

Temporal Dead Zone in JavaScript

Variable Naming Best Practices

Constants and Immutability Concepts

Data Types

13 Sub-topics

Primitive Data Types Overview

Working with Numbers

Working with Strings

Working with Booleans

Understanding undefined

Understanding null

Understanding Symbol Data Type

Understanding BigInt Data Type

Reference Types Overview

Type Checking with typeof Operator

Dynamic Typing in JavaScript

Type Coercion Basics

Implicit vs Explicit Type Conversion

Functions - Fundamentals

1 Topics

Function Basics

18 Sub-topics

What are Functions in JavaScript

Function Declaration Syntax

Function Expression Syntax

Calling and Invoking Functions

Function Parameters and Arguments

Default Parameter Values

Rest Parameters

The arguments Object

Return Statement and Values

Functions Without Return

Multiple Return Values

Function Hoisting Behavior

Function Scope Basics

Local vs Global Variables in Functions

Pure Functions Concept

Side Effects in Functions

Function Naming Conventions

Self-Documenting Function Names

Functions - Advanced Concepts

3 Topics

Arrow Functions and Higher-Order Functions

12 Sub-topics

Arrow Functions Introduction

Arrow Function Syntax Variations

Arrow Functions vs Regular Functions

Implicit Return in Arrow Functions

Arrow Functions and this Keyword

Higher-Order Functions Concept

Functions as First-Class Citizens

Passing Functions as Arguments

Returning Functions from Functions

Callback Functions Explained

Callback Patterns and Usage

Anonymous Functions

Advanced Function Patterns

6 Sub-topics

Immediately Invoked Function Expressions (IIFE)

IIFE Use Cases and Patterns

Function Composition Basics

Currying Introduction

Partial Application

Memoization Concept

Recursion and Generators

7 Sub-topics

Recursive Functions

Recursion Base Cases

Recursion vs Iteration

Tail Call Optimization

Generator Functions Introduction

yield Keyword and Iteration

Generator Use Cases

Scope and Closures

2 Topics

Scope in JavaScript

7 Sub-topics

Understanding Scope in JavaScript

Global Scope Explained

Function Scope Explained

Block Scope with let and const

Lexical Scope Concept

Scope Chain Mechanism

Variable Shadowing

Closures

9 Sub-topics

Understanding Closures

How Closures Work Internally

Closures and Memory

Practical Closure Examples

Closures in Loops

Private Variables with Closures

Module Pattern Using Closures

Closure Pitfalls and Solutions

Memory Leaks with Closures

Arrays - Iteration Methods

3 Topics

Basic Iteration

5 Sub-topics

Traditional Array Iteration with for Loop

The for...of Loop for Arrays

The for...in Loop Considerations

forEach Method Explained

forEach vs for Loop

Transformation Methods

6 Sub-topics

map Method for Transformation

Chaining map Operations

filter Method for Selection

Complex Filtering Conditions

find and findIndex Methods

some and every Methods

Aggregation Methods

9 Sub-topics

reduce Method Introduction

reduce for Summing Values

reduce for Object Transformation

reduce for Array Flattening

reduceRight Method

flat and flatMap Methods

Combining Iteration Methods

Method Chaining Patterns

Performance of Iteration Methods

Objects - Advanced Concepts

3 Topics

Object Methods

6 Sub-topics

Object.keys Method

Object.values Method

Object.entries Method

Object.fromEntries Method

Iterating Over Objects

Object.assign for Copying

Object Manipulation

8 Sub-topics

Shallow vs Deep Copy

Deep Cloning Techniques

Object.freeze Method

Object.seal Method

Object.preventExtensions Method

Comparing Objects

Object Equality Challenges

Merging Objects

Property Descriptors and Accessors

8 Sub-topics

Property Descriptors Deep Dive

Getters and Setters

Defining Getters and Setters

Object.defineProperty Method

Object.defineProperties Method

Object.getOwnPropertyDescriptor

Enumerability of Properties

Object References and Mutation

Asynchronous JavaScript - Callbacks

2 Topics

Asynchronous Concepts

8 Sub-topics

Understanding Synchronous Code

Understanding Asynchronous Code

Why Asynchronous Programming

JavaScript Event Loop Overview

Call Stack Explained

Callback Queue

Microtask Queue

Event Loop Mechanism

Callback Patterns

11 Sub-topics

Callbacks Introduction

Callback Functions Pattern

Asynchronous Callbacks

Error-First Callback Pattern

Handling Callback Errors

Nested Callbacks

Callback Hell Problem

Pyramid of Doom

Strategies to Avoid Callback Hell

Named Functions Approach

Modularizing Callbacks

Asynchronous JavaScript - Promises

3 Topics

Promise Basics

11 Sub-topics

Promises Introduction

Promise States

Creating Promises

Promise Constructor

resolve and reject Functions

Consuming Promises with then

then Method Chaining

Handling Errors with catch

finally Method

Returning Values from then

Returning Promises from then

Promise Chaining and Combinators

8 Sub-topics

Promise Chaining Deep Dive

Error Propagation in Chains

Promise.resolve Method

Promise.reject Method

Promise.all Method

Promise.allSettled Method

Promise.race Method

Promise.any Method

Promise Patterns

4 Sub-topics

Converting Callbacks to Promises

Promisification Pattern

Promise Anti-Patterns

Common Promise Mistakes

Object-Oriented Programming - Prototypes

3 Topics

Prototype Basics

8 Sub-topics

OOP Concepts in JavaScript

Prototype Concept Introduction

[[Prototype]] Internal Property

__proto__ Property

Object.getPrototypeOf Method

Object.setPrototypeOf Method

Prototype Chain

Property Lookup in Prototype Chain

Constructor Functions

7 Sub-topics

Creating Objects with Prototypes

Object.create Method

Constructor Functions

new Keyword Behavior

Constructor.prototype Property

Adding Methods to Prototype

Prototype vs Instance Properties

Prototype Relationships

8 Sub-topics

Checking Prototype Relationships

instanceof Operator

isPrototypeOf Method

Shadowing Properties

Prototype Inheritance

Inheriting from Other Constructors

Setting Up Inheritance Chain

Prototype Pollution Awareness

Object-Oriented Programming - Classes

4 Topics

Class Basics

9 Sub-topics

ES6 Classes Introduction

Class Declaration Syntax

Class Expression Syntax

Constructor Method

Instance Properties

Instance Methods

Static Properties

Static Methods

When to Use Static Members

Encapsulation

6 Sub-topics

Private Fields Introduction

Private Field Syntax

Private Methods

Getters in Classes

Setters in Classes

Computed Property Names in Classes

Inheritance

6 Sub-topics

Class Inheritance with extends

super Keyword Usage

super in Constructor

super for Method Calls

Overriding Methods

Extending Built-in Classes

Advanced Class Patterns

4 Sub-topics

Mixins Pattern

Abstract Class Pattern

Classes vs Constructor Functions

Class Best Practices

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JavaScript Course for Intermediates

Certificate of Completion

Course Curriculum

Student Reviews

Frequently Asked Questions

Start Your Journey Today

JavaScript Course for Intermediates

Certificate of Completion

Course Curriculum

Student Reviews

Frequently Asked Questions

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