Steps to deploy a Node.js app to DigitalOcean using PM2, NGINX as a reverse proxy and an SSL from LetsEncrypt
If you use the referal link below, you get $10 free (1 or 2 months) https://m.do.co/c/5424d440c63a
I will be using the root user, but would suggest creating a new user
| const request = require('request'); | |
| const cheerio = require('cheerio'); | |
| const fs = require('fs'); | |
| const writeStream = fs.createWriteStream('post.csv'); | |
| // Write Headers | |
| writeStream.write(`Title,Link,Date \n`); | |
| request('http://codedemos.com/sampleblog', (error, response, html) => { | |
| if (!error && response.statusCode == 200) { |
| # _oo0oo_ | |
| # o8888888o | |
| # 88" . "88 | |
| # (| -_- |) | |
| # 0\ = /0 | |
| # ___/`---'\___ | |
| # .' \| |// '. | |
| # / \||| : |||// \ | |
| # / _||||| -:- |||||- \ | |
| # | | \\ - /// | | |
Answer: All APIs of Node.js library are aynchronous that is non-blocking. It essentially means a Node.js based server never waits for a API to return data. Server moves to next API after calling it and a notification mechanism of Events of Node.js helps server to get response from the previous API call.
Source: tutorialspoint.com
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