Realtime and Scalable Web Applications

In any programming language, variables are an essential part of the code. They allow you to store and manipulate data, which is at the heart of any application. This comprehensive step-by-step tutorial will walk you…

Here we will look at Node.js event loops and callbacks in a much more detailed way. JavaScript is a single threaded programming language, with a single threaded Runtime, it has a single call stack. And…

In this article, we’ll be taking a look at how you can work with files using the Node.js file system. We’ll start by discussing some of the basics of reading and writing files, after which…

A module is formed by a collection of computer programs which collectively work towards the main goal of the module. We can also term module as a library (internal or external, read about node.js internal…

Node.js is a Javascript engine. It can be used to run Javascript outside of the browser. You can use Node’s functions to build software on top of the ecosystem. Even though there are numerous template…

We will take the example of the http server which we created for the hello world application. Note: according to the naming conventions we have named the request and response objects as “req” and “resp”….

In the current programming landscape, the REST design pattern is widely used for its flexible capabilities. REST developers can implement it in a variety of ways. In the event that a client request is made…

We need to also know about the express.js framework which is the basic building block for writing strong, lightweight, scalable and powerful REST API’s Expressjs is a popular tool in developer circles because :Express.js is…

In this part we will discuss Event loop in Nodejs, callbacks in Node.js and NPM modules(Node Package Manager. We will try to ascertain why asynchronous callbacks is the key mechanism behind the nodejs architecture and…