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How to serve a HTML page in Node.js

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Previous article  showed you how to create a basic server. Now lets look around the way to serve a html page using Node.js. First create a index.html file in your project folder. <html> <head>   <title>Home Page</title> </head> <body>   <h1>My first Template</h1>   <p>Hypertext Markup Language is the standard markup language for creating web pages and web applications. With Cascading Style Sheets and JavaScript, it forms a triad of cornerstone technologies for the World Wide Web</p> </body> </html> Now lets see how to serve this page. Take a look at the code below. var http=require('http'); var fs = require('fs'); var server = http.createServer(function(req,res){   console.log('request made :'+req.url);   res.writeHead(200,{'Content-Type': 'text/html'});   var read=fs.createReadStream(__dirname + '/index.html','utf8');   read...
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Introduction to body-parser in Node.js

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What is body-parser? body-parser is the  Node.js body parsing middleware.  Middleware are the functions that have access to the  request object (req) , the  response object (res) , and the next middleware function in the application’s request-response cycle.In Node body-parser   is used to parse the body of requests. This provides the following parsers, JSON body parser Raw body parser Text body parser URL-encoded form body parser body-parser does not handle multipart bodies. For this you will have to use some other like, busboy  and  connect-busboy multiparty  and  connect-multiparty formidable multer Installation You can install body-parser by using the following code in your command line. npm install body-parser And then you have to require it in your app.js file Example: var bodyParser = require('body-parser'); //To parse URL encoded data app.use(bodyParser.urlencoded({ extended: false }...
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Read and Write files in Node.js

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Hey all...! This article will help you to know how to read and write files in Node.js. For this first of all we will create a small text file called hello.txt in our project folder and add a text in to it. For reading and writing modules we want to load one of the core modules which is known as fs in node modules. Lets require it in our working file as we did in previous articles. var fs = require('fs'); Then you have to read the file by using the following code. var readme=fs.readFileSync('hello.txt','utf8'); //blocking the code until we completing reading the filename console.log(readme); In the above code readFileSync is the method that we use to read a file.As you can see inside the parameters I have written the file name and utf8. as the file is read in binary that means using 1s and 0s to convert it we  use utf8. When you run the command line, you can read the hello.txt file. To avoid blocking the code below the reading code we can c...
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