Topics

• How JS works & V8 Engine
• Variables (let, const, var) & Hoisting
• Data Types & NEW Symbols, BigInt
• Type Coercion & Operators
• Strict Mode ('use strict')

Practice

• Variable swapping logic
• Check data types with typeof

Topics

• Conditionals (if/else, switch, ternary)
• Loops (for, while, do-while)
• Truthy vs Falsy Values
• Error Handling (try/catch/finally)

Practice

• Build a Grade Calculator
• Implement FizzBuzz algorithm

Topics (Merged)

• Function Declarations vs Expressions
• Arrow Functions (ES6)
• PDF 2 Closures & Lexical Scope
• PDF 2 IIFE & Currying
• PDF 2 Call, Apply, Bind

Practice

• Create a Counter using Closure
• Build a utility function library

Topics (Merged)

• Object Literals & Destructuring
• PDF 2 Prototypes & Inheritance Chain
• PDF 2 ES6 Classes (extends, super)
• PDF 2 this keyword Mastery
• NEW Private Fields (#field)

Practice

• Build a Library System using Classes
• Implement inheritance

Topics (Updated)

• Array Methods (map, filter, reduce)
• Spread Operator (...) & Rest
• NEW Map vs Object
• NEW Set (Unique values)
• NEW Optional Chaining (?.)

Practice

• Data transformation pipelines
• Remove duplicates using Set

Topics

• Selectors (querySelector, getElementById)
• Event Listeners & Bubbling/Capturing
• DOM Traversal & Manipulation
• NEW Event Delegation
• NEW DocumentFragment (Perf)

Practice

• Build a Dynamic To-Do List
• Create a Modal / Popup

Topics (Merged)

• Event Loop & Call Stack
• Promises (then/catch)
• Async / Await Syntax
• Fetch API & JSON
• NEW Promise.all & race

Practice

• Fetch data from Public API
• Build a Weather App

Topics (Essential Extras)

• LocalStorage & SessionStorage
• NEW Geolocation API
• NEW Date & Intl API
• NEW Regex (Regular Expressions)

Practice

• Save user theme in LocalStorage
• Validate Email with Regex

Topics PDF 2

• MVC Pattern (Model-View-Controller)
• Observer Pattern (Pub/Sub)
• Module Pattern & Singleton
• ES Modules (import/export)

Practice

• Refactor Todo App to MVC
• Build an Event Emitter

Topics (Job Ready)

• NEW Unit Testing (Jest basics)
• NEW Security (XSS, CSRF)
• NEW Debugging (DevTools)
• NEW Bundlers (Vite Intro)

Practice

• Write a test for calculator
• Audit app for security

Topics PDF 2

• TypeScript Introduction
• WebSockets (Real-time)
• Service Workers (Offline)
• Web Workers (Performance)

Merged Project Ideas

• Task Manager: CRUD, LocalStorage, MVC Pattern
• Expense Tracker: OOP, Charts, State Management
• Movie Finder: Async API, Search, Modals

Requirements

• Clean Modular Code
• Error Handling
• Responsive UI