Node.js
Node.js upload file
Formidable module has been used to upload file in Node.js Terminal command to install Formidable module npm install formidable Now create project folder in use below files index.html app.js Terminal command to start server node app.js Screenshot of file uploading using node.js with formidable module
Node.js to Built chat App using Socket.io
Here we going to built real time chat App using Node.js with socket.io and nodemon dependency Dependencies Socket.IO Enables real-time bidirectional event-based communication. Socket abstract WebSocket connections. It uses WebSocket for transportation and then fallback to long polling when Websockets fail to establish a connection Nodemon A tool that helps develop Node.js applications by automatically … Read more
Importing npm Modules in Node.js
When we install Node.js, we also get npm. npm is a package manager that allows you to install and use third-party npm libraries in your code. This opens up a world of possibilities, as there are npm packages for everything from email sending to file uploading Initializing npm Our Node.js application needs to initialize npm … Read more
Node.js Core Modules
Node.js comes with dozens of built-in modules. These built-in modules, sometimes referred to as core modules, give you access to tools for working with the file system, making http requests, creating web servers, and more The module system is built around the require function. This function is used to load in a module and get … Read more
Streaming data in Node.js
Node is also huge on streams and streaming Streams can be thought of as data distributed over time. By bringing data in chunk by chunk, the developer is given the ability to handle that data as it comes in instead of waiting for it all to arrive before acting Example A data event is fired … Read more
What is DIRTy applications in Node.js ?
There actually is an acronym for the types of applications Node is designed for: DIRT. It stands for data-intensive real-time applications. Because Node itself is very lightweight on I/O, it’s good at shuffling or proxying data from one pipe to another. It allows a server to hold a number of connections open while handling many … Read more
What is Node.js ?
Node.js is a platform built on Chrome’s JavaScript runtime for easily building fast, scalable network applications. Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient, perfect for data-intensive real-time applications that run across distributed devices. Node.js uses V8, the virtual machine that powers Google Chrome, for server-side programming. V8 gives Node … Read more