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JavaScript Prototypes & Inheritance: Complete Guide

Table of Contents

1. What is a Prototype?
   • Core Concept
   • Why Prototypes Exist
2. Understanding [[Prototype]]
3. The Three Ways to Access Prototype

• [[Prototype]] (Internal)

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JavaScript Execution Model: From Start to Finish

Table of Contents

1. JavaScript Execution Overview
2. Single-Threaded Nature
3. JavaScript Engine
   • Components of JS Engine
   • Popular JavaScript Engines
4. Execution Context

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JavaScript Advanced Features: Map, Set, WeakMap, WeakSet, Symbol & Generators

Table of Contents

1. Map
   • What is Map?
   • Map Methods
   • Map Examples
2. Set

• What is Set?

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React Lifecycle Methods & Hooks - Complete Interview Guide

Table of Contents

1. Introduction
2. Class Component Lifecycle Methods
   • Mounting Phase
   • Updating Phase
   • Unmounting Phase

• Error Handling Phase

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Modern CSS Guide 2026

Production-Ready Reference for Senior Engineers

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Table of Contents

1. Layout Fundamentals
   • Flexbox

• Grid

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JavaScript Execution Context & Lexical Environment - Complete Guide

Interview-Ready Reference | FAANG-Level Depth

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Table of Contents

1. Execution Context

• Core Concept

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LeetCode Problems Solutions - JavaScript

Table of Contents

Array

• Two Sum
• Best Time to Buy and Sell Stock
• Contains Duplicate
• Product of Array Except Self
• Maximum Subarray

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React Internals: JSX, Reconciliation & Virtual DOM

A deep dive into how React works under the hood, with visual diagrams and practical examples.

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Table of Contents

1. JSX → React.createElement

• JSX Transformation Example

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Google 2026 LeetCode Interview Preparation Guide

Table of Contents

1. Arrays & Strings
2. Two Pointers & Sliding Window
3. Hash Maps & Sets
4. Stack & Queue
5. Linked Lists
6. Trees & Binary Search Trees

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UPSC Financial Markets - Complete Notes & Important Facts

Table of Contents

1. Introduction to Financial Markets
2. Objectives of Financial Markets
3. Classification of Financial Markets
   • 3.1 Based on Maturity
   • 3.2 Based on Issue of Securities

• 3.3 Based on Nature of Claims