---
title: "Ansh Mittal (@anshmittal) | Hashnode"
description: "Web Developer | GenAI Developer | C | Python. Read the latest articles by Ansh Mittal on Hashnode."
url: "https://hashnode.com/@anshmittal"
---

@anshmittal

# Ansh Mittal

@anshmittal · India · Joined April 2025

Web Developer | GenAI Developer | C | Python

### [The new Keyword in JavaScript](https://web-dev-blogs.hashnode.dev/the-new-keyword-in-javascript?utm_source=hashnode&utm_medium=feed)

Learn how the new keyword works in JavaScript. Understand constructor functions, instances and prototype linking simply.

4 min read · [web-dev-blogs.hashnode.dev](https://web-dev-blogs.hashnode.dev/the-new-keyword-in-javascript?utm_source=hashnode&utm_medium=feed)

[May 10](https://hashnode.com/posts/the-new-keyword-in-javascript/6a00939ae3eebc2e208a4789)

### [Sessions vs JWT vs Cookies: Understanding Authentication Approaches](https://web-dev-blogs.hashnode.dev/sessions-vs-jwt-vs-cookies-understanding-authentication-approaches?utm_source=hashnode&utm_medium=feed)

Learn Sessions, JWT and Cookies in Node.js with simple examples. Understand stateful vs stateless authentication easily.

4 min read · [web-dev-blogs.hashnode.dev](https://web-dev-blogs.hashnode.dev/sessions-vs-jwt-vs-cookies-understanding-authentication-approaches?utm_source=hashnode&utm_medium=feed)

[May 10](https://hashnode.com/posts/sessions-vs-jwt-vs-cookies-understanding-authentication-approaches/6a009262e3eebc2e2089880e)

### [URL Parameters vs Query Strings in Express.js](https://web-dev-blogs.hashnode.dev/url-parameters-vs-query-strings-in-express-js?utm_source=hashnode&utm_medium=feed)

Learn URL parameters and query strings in Express.js with simple examples. Understand req.params and req.query easily.

3 min read · [web-dev-blogs.hashnode.dev](https://web-dev-blogs.hashnode.dev/url-parameters-vs-query-strings-in-express-js?utm_source=hashnode&utm_medium=feed)

[May 10](https://hashnode.com/posts/url-parameters-vs-query-strings-in-express-js/6a008f21e3eebc2e20876c49)

### [Async Code in Node.js: Callbacks and Promises](https://web-dev-blogs.hashnode.dev/async-code-in-node-js-callbacks-and-promises?utm_source=hashnode&utm_medium=feed)

Learn async code in Node.js with callbacks and promises. Understand callback hell and promise handling simply.

4 min read · [web-dev-blogs.hashnode.dev](https://web-dev-blogs.hashnode.dev/async-code-in-node-js-callbacks-and-promises?utm_source=hashnode&utm_medium=feed)

[May 10](https://hashnode.com/posts/async-code-in-node-js-callbacks-and-promises/6a008e1de3eebc2e2086afa9)

### [Arrow Functions in JavaScript: A Simpler Way to Write Functions](https://web-dev-blogs.hashnode.dev/arrow-functions-in-javascript-a-simpler-way-to-write-functions?utm_source=hashnode&utm_medium=feed)

Learn JavaScript arrow functions with simple examples. Understand syntax, implicit return and modern function style easily.

3 min read · [web-dev-blogs.hashnode.dev](https://web-dev-blogs.hashnode.dev/arrow-functions-in-javascript-a-simpler-way-to-write-functions?utm_source=hashnode&utm_medium=feed)

[May 10](https://hashnode.com/posts/arrow-functions-in-javascript-a-simpler-way-to-write-functions/6a008d1fe3eebc2e20860006)