---
title: "Durgesh Pandey (@HeyVenom49) | Hashnode"
description: "Durgesh Pandey (@HeyVenom49) writes on Hashnode. Read their latest articles and follow their work."
url: "https://hashnode.com/@HeyVenom49"
---

@HeyVenom49

# Durgesh Pandey

@HeyVenom49 · Joined December 2025

### [Tokens, Transformers, Chaos](https://blog-heyvenom.hashnode.dev/tokens-transformers-chaos?utm_source=hashnode&utm_medium=feed)

If you’ve ever wondered what kind of brain lives inside ChatGPT, Copilot, or Gemini, this post is for you. We’re going to peel back the curtain on Large Language Models (LLMs)—what they are, how your

3 min read · [blog-heyvenom.hashnode.dev](https://blog-heyvenom.hashnode.dev/tokens-transformers-chaos?utm_source=hashnode&utm_medium=feed)

[Jun 30](https://hashnode.com/posts/tokens-transformers-chaos/6a4442e63e9ed1c494ca7a50)

### [JavaScript Operators: The Basics You Need to Know](https://blog-heyvenom.hashnode.dev/javascript-operators-the-basics-you-need-to-know?utm_source=hashnode&utm_medium=feed)

From Mental Math to JavaScript Operators Imagine you’re checking your marks: You add assignment and exam scores. You compare your total with the pass mark. You might think: “If marks are good and a

5 min read · [blog-heyvenom.hashnode.dev](https://blog-heyvenom.hashnode.dev/javascript-operators-the-basics-you-need-to-know?utm_source=hashnode&utm_medium=feed)

[Mar 15](https://hashnode.com/posts/javascript-operators-the-basics-you-need-to-know/69b6cda1f4eb2f8b049d71c5)

### [The Magic of this, call(), apply(), and bind() in JavaScript](https://blog-heyvenom.hashnode.dev/the-magic-of-this-call-apply-and-bind-in-javascript?utm_source=hashnode&utm_medium=feed)

“Who Am I?” – The Story of this in JavaScript Imagine you are in a classroom. When you say “I am a student”, “I” refers to you. When your friend says “I am a student”, “I” refers to your friend. Th

7 min read · [blog-heyvenom.hashnode.dev](https://blog-heyvenom.hashnode.dev/the-magic-of-this-call-apply-and-bind-in-javascript?utm_source=hashnode&utm_medium=feed)

[Mar 15](https://hashnode.com/posts/the-magic-of-this-call-apply-and-bind-in-javascript/69b6cc01f4eb2f8b049bc107)

### [Function Declaration vs Function Expression: What’s the Difference?](https://blog-heyvenom.hashnode.dev/function-declaration-vs-function-expression-what-s-the-difference?utm_source=hashnode&utm_medium=feed)

How A Repetitive Day Turned into a Function Rohan is learning JavaScript and building a tiny “marks calculator” for his classmates. At first, his code looks like this: // calculate total marks three t

6 min read · [blog-heyvenom.hashnode.dev](https://blog-heyvenom.hashnode.dev/function-declaration-vs-function-expression-what-s-the-difference?utm_source=hashnode&utm_medium=feed)

[Mar 15](https://hashnode.com/posts/function-declaration-vs-function-expression-what-s-the-difference/69b6c93ef4eb2f8b0498f26e)

### [JavaScript Arrays 101](https://blog-heyvenom.hashnode.dev/javascript-arrays-101?utm_source=hashnode&utm_medium=feed)

From Sticky Notes to Arrays Imagine your desk when you’re planning a movie night. You write each movie suggestion on a separate sticky note: "Inception" "Interstellar" "The Dark Knight" "3 Idiots"

5 min read · [blog-heyvenom.hashnode.dev](https://blog-heyvenom.hashnode.dev/javascript-arrays-101?utm_source=hashnode&utm_medium=feed)

[Mar 15](https://hashnode.com/posts/javascript-arrays-101/69b6c75cf4eb2f8b04971240)