Node.js is a javascript environment built for creating traditional programs. There is no HTML, there is no DOM, there is no browser at all. The JavaScript code executes directly from a .js file.

First 2 lines instruct the nodejs application that it requires express module and initialise it in app variable. Next 3 lines takes GET request at '/' path and reponds with "Hello World!". In the last ...

Node.js is a lean, fast, cross-platform JavaScript runtime environment that is useful for both servers and desktop applications. Scalability, latency, and throughput are key performance indicators ...

In this quick tutorial, I’ll show you how to upload a file from a web browser, with a Node.js file upload handler on the server-side, and a pure, Ajax based JavaScript process on the client side. The ...