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Articles tagged with #chaiaurcode
Introduction When an user logs into a web application, the server needs a way to remember who that user is for future requests. This process is called authentication. There are three commonly used app
Introduction Most web applications need a way to verify users before giving access to protected data or features. This process is called authentication. For example: Logging into an account Accessin
Introduction Many web applications allow users to upload files such as images, documents, or videos. Handling file uploads is not as simple as handling JSON data because files are sent in a special fo
Introduction Building a backend server using Node.js is powerful, but working directly with the built-in http module can become complex as your application grows. This is where Express.js helps. Expre
Introduction Modern applications often need to communicate between a client (frontend or mobile app) and a server (backend). This communication happens through APIs. A REST API is a common and simple
Introduction Strings are one of the most commonly used data types in JavaScript. Whether you are working with user input, processing text, or building UI content, string operations are everywhere. Jav
