what is node.js
Javascript was always a client side language until node.js.
Common server side languages include PHP, Python, Perl, Ruby
and several more. Node enables you to use Javascript server side.
This now means you can have a consistent language both ends
which could not be done prior to Node.node js
NodeJs is Runtime environment for executing Js code, Outside Of Browser.
it is build upon Chrome v8 engine using c++.
Uses of Node:
-can build back-end services like API which can be used as backend for
diferent platform Apps(Website, MobileApp, Desktop App).
-is Asynchronous by default means Single thread handle all the request
and response, thereby providing more speed, highly scalable, built time half
compare to other tech in market, 33% few line of code, 40% fewer files,
can handle 2times more requests/secs, 35% fast response time.
// Hope you like the short Description.what is express.js
Express is a minimal and flexible Node.js web application framework
that provides a robust set of features for web and mobile
applications.node js
//
// Great choice for web development
// Download: https://nodejs.org/en/download/
//node js
Node js allows you to run javascript outside of your browser
ex: you are able to run it on your terminalwhat is node
npm install http then write a webserver...
const http = require('http');
const PORT = 3000;
const server = http.createServer((req, res) => {
res.statusCode = 200;
res.setHeader('Content-Type', 'text/plain');
res.end('Hello World');
});
server.listen(port, () => {
console.log(`Server running at PORT:${port}/`);
});Copyright © 2021 Codeinu
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