Archives for November 2019

In this post we will learn to read a text file synchronously with a blocking code and asynchronously by writing non-blocking code. Node.js provides methods to read a file both synchronously and asynchronously in it's 'fs' module. Synchronously reading a file using blocking methods of Node.js: Asynchronously reading a file using non-blocking methods of Node.js: … [Read more...] about Read File Synchronously and Asynchronously (Blocking and Non-blocking ways)

Here we write a simple web server program in Node.js that serves static text to the client's HTTP requests. The createServer method returns a http.Server objectWe are passing requestListener callback function as a parameter to createServer which automatically added to the 'request' eventhttp.Server emits 'request' event when it receives a requestThe request event passes … [Read more...] about Simple Web Server Program in Node.js

In this post you'll learn how to pipe readable stream into writable stream. Piping readable stream to standard output Line 1: Importing 'request' module which simplifies reading from http request. Make sure to download this module using npm install requestLine 2: Requesting response from a web addressLine 3: Piping the readable stream to standard output that is … [Read more...] about Piping Readable Stream to Writable Stream