CORS Explained

🌐 CORS (Cross-Origin Resource Sharing) — Explained Simply 🛡️ What is CORS? CORS is a browser security feature that controls how a website running on one origin (domain) can make requests to another origin. It’s designed to prevent malicious websites from reading sensitive data from other websites you’re logged into. 🧭 What is an “Origin”? […]

Web Sockets Overview

🌐 WebSockets – Overview for Web Developers WebSockets are a protocol that enables real-time, full-duplex communication between a client (browser/app) and a server over a single, long-lived connection. 🧠 Unlike HTTP, which is one-way and request-response based, WebSockets allow both client and server to send messages anytime. 🔄 What Are WebSockets? Introduced in HTML5 Starts […]

Debounce vs Throttle

Great question! Understanding debounce vs throttle is key to improving performance in JavaScript — especially when working with events like scroll, resize, or input. 🔁 Debounce vs Throttle – At a Glance Feature Debounce Throttle 📌 Purpose Wait until a function stops being called Limit function execution to every X ms 🕒 Timing Delays execution […]

Bootstrap Grid System

Here’s a beginner-friendly guide to the Bootstrap Grid System, one of the most powerful features in the Bootstrap framework for building responsive layouts. 📦 What Is the Bootstrap Grid System? The Bootstrap grid system is a 12-column responsive layout system that helps you organize and align content using rows and columns. It’s built on top […]

Next.js Routing

Here’s a beginner-friendly guide to Next.js Routing, one of its most powerful and simple features for building modern React apps with file-based navigation. 🧭 What is Next.js Routing? In Next.js, routing is file-based — meaning the file and folder structure inside the pages/ directory defines your app’s routes. ✅ No need for react-router-dom✅ Pages and […]

Webpack Basics

Here’s a beginner-friendly guide to Webpack Basics — perfect for understanding how it helps bundle and manage your web development assets. 📦 What is Webpack? Webpack is a powerful module bundler for JavaScript applications. It bundles all your JS, CSS, images, and other files into optimized files for the browser. 💡 Why Use Webpack? Benefit […]

SASS Variables

Absolutely! Let’s explore SASS Variables — a core feature that makes your CSS more powerful and maintainable. 🎨 What Are SASS Variables? SASS variables are used to store values like colors, font sizes, spacing, or breakpoints so you can reuse them across your styles. ✅ They start with a $ and make CSS cleaner, consistent, […]

Cookies vs Tokens

🍪 Cookies vs 🔐 Tokens – What’s the Difference? Both Cookies and Tokens are used for storing user authentication and session data in web applications. However, they work differently and are used in different scenarios. 📌 Quick Summary Feature Cookies Tokens (e.g. JWT) Storage Stored in browser (automatically sent with requests) Stored in localStorage or […]

MongoDB Queries

🍃 MongoDB Queries – Quick Reference & Guide for Developers MongoDB is a NoSQL, document-oriented database. Instead of using tables and rows like relational databases, MongoDB stores data in JSON-like documents (called BSON). Queries in MongoDB are expressed in JavaScript-like syntax. 🧱 Basic Document Example jsonCopyEdit{ “_id”: ObjectId(“abc123”), “name”: “John Doe”, “age”: 30, “skills”: [“JavaScript”, […]

HTML5 Forms

📝 HTML5 Forms – Complete Guide for Modern Web Forms HTML5 introduced powerful new input types, validation features, and attributes that make forms more user-friendly, accessible, and interactive — without JavaScript. 🔑 With HTML5, you can validate, format, and improve forms natively! 🧱 Basic HTML Form Structure htmlCopyEdit<form action=”/submit” method=”POST”> <label for=”name”>Name:</label> <input type=”text” id=”name” […]