✍️ A complete and deeply detailed personal companion to the legendary Namaste JavaScript series by Akshay Saini
🧠 These are my handwritten learnings—digitally converted into well-structured GitHub README files with interview Q&A, real-world examples, and code clarity.
This repository is your one-stop destination to understand JavaScript from scratch:
✅ Handwritten-to-digital notes
✅ Deep explanations with illustrations where needed
✅ Code examples with clear in-line comments
✅ Real-world interview questions and answers
✅ Zero fluff — 100% clarity and depth
✅ New episodes being added regularly
🔎 All notes include detailed breakdowns + commented code + interview Q&A
- Episode 1: Execution Context
- Episode 2: How JS is Executed
- Episode 3: Hoisting in JS
- Episode 4: Functions and Variable Environments
- Episode 5: Window and This
- Episode 6: Undefined vs Not Defined
- Episode 7: Scope and Lexical Environment
- Episode 8: Let, Const and Temporal Dead Zone
- Episode 9: Block Scope & Shadowing
- Episode 10: Closures
- Episode 11: setTimeout & Closures Interview Question
- Episode 12: Crazy JS Interview Questions
- Episode 13: First-Class & Anonymous Functions
- Episode 14: Callback Functions & Event Listeners
- Episode 15: Async JS & Event Loop
- Episode 16: JS Engine & V8
- Episode 17: Trust Issues with setTimeout
- Episode 18: Higher Order Functions
- Episode 19: map(), filter(), reduce()
- Episode 1: Callback Hell
- Episode 2: Promises
- Episode 3: Creating Promises & Chaining
- Episode 4: Promise API + Interview
- Episode 5: Async Await
- Episode 1: call(), apply(), and bind() Methods
- Episode 2: Polyfills for call(), apply(), and bind() Methods
- Episode 3: Currying in JavaScript
- Episode 4: Debouncing in JavaScript
- Episode 5: Async vs Defer Attributes
- Episode 6: Event Bubbling, Capturing & Trickling
- Episode 7: Event Delegation
- Episode 8: Sum Currying Function
- Episode 9: Prototype and Prototypal Inheritance
- Episode 10: CORS and Preflight Request
- Episode 11: Debouncing vs Throttling
- Episode 12: Throttling in JavaScript
- Episode 13: Local and Session Storage
- Episode 14: Type Conversion and Coercion
- Episode 15: Polyfills for map(), filter(), reduce()
- Clone or download this repository.
- Open any
README_EPISODE_X.mdfile. - Read the concepts with focus on code walkthroughs.
- Attempt the included interview-style Q&A after reading.
- Practice code snippets in your own JS environment.
- ✅ Beginners starting JavaScript from scratch.
- ✅ Developers brushing up for interviews.
- ✅ Students preparing for technical rounds.
- ✅ Anyone curious to understand the "why" behind the JS magic.
- 📘 Topic Introduction & Explanation.
- 💡 Detailed, clean code examples.
- 🧪 Real-time JS behaviors & output.
- ❓ Thought-provoking interview questions.
- ✅ Practical use-cases & edge case notes.
- 🧼 Best practices to follow.
If this repository helped you:
- ⭐ Star the repo.
- 🧠 Revise from it before your next interview.
- 🧑💻 Share it with others learning JavaScript.
"Learning JavaScript isn't just about code—it's about understanding what happens behind the scenes."
This project is licensed under the MIT License - see the LICENSE file for details.
📌 Every note here contains all minute details, behavior explanations, and interview prep insights. Master JavaScript with clarity. 💯