Node JS Tutorial

If you are a beginner to Node.js, you must want to know which function can read user input from the command line. Just like the input() function in Python. This example will show you how to get user input data from the command line in Node.js application. One way is to use Node.js build-in process.stdin

When you use Node JS to implement an HTTP / HTTPS web server, you always follow the general steps as below. But if you close the terminal or kill the node process unexpectedly, the HTTP web server will stop also. This article will tell you how to avoid such an issue and make the node

Node JS app executes in a single thread. But if your machine has multiple CPU cores, it can also use multiple CPU cores with it’s cluster module. This can improve hardware usage efficiency. So you can make your Node JS app more scalable.

This example will show you how to use node js to implement TCP socket client-server communication. To achieve this you need to import node js built-in net module and use the net.createServer method to create a net.Server object as TCP server, and use net.createConnection method to create a net.Socket object as TCP client.

Node JS http module can be used to implement an http web server waiting for a client to request, it can also create an http client object which can send requests to another http webserver with query string or post data. This article will show you how to implement an http web server, how to

Node JS provides synchronous and asynchronous methods for reads and writes local files. When you use the synchronous method, the execution thread will be blocked until the process complete, and you need to catch the exception by yourself in code. When you use the asynchronous method, you need to provide a callback function as the

This example will tell you how to create a custom Node JS module, how to publish it to the NPM central repository, and how to import it as a library into your node application to use.