Save ID in Web Page and MongoDB using HTML, CSS, JS, Node.js and MongoDB Introduction Storing user credentials like ID and password is a foundational feature in any web application. Whether you're building a login system, a sign-up form, or a small data collection tool, securely capturing this data and storing it in a database is essential. In this blog post, we'll walk through the complete process of building a full-stack app using: HTML/CSS/JS for the frontend Node.js and Express for the backend MongoDB for the database This project will allow users to input an ID and Password , display it on the web page, and store it in MongoDB for persistent storage. Table of Contents Prerequisites Project Overview Setting up the Project Creating the Frontend (HTML, CSS, JS) Building the Backend with Node.js and Express Connecting to MongoDB Storing and Displaying Data Testing the App Best Practices Conclusion 1 . Technologies...