best way to learn node js

This article mainly introduces Node. callback and code design patterns in js asynchronous programming. Although long string parentheses during callback writing are not very nice in most cases, Node's asynchronous performance is indeed good, for more information, see the event mechanism and asynchronous IO, the biggest selling point of NodeJS, which is not transparent to developers. Developers need to write

This article mainly shares with you the node. js public platform development tutorial. If you are interested, please refer to it. How can nodejs be used to develop public platforms? Let's not talk about anything more. First, let's briefly introduce the basic principles of the public platform. The server is equivalent to a forwarding server. A terminal (such as a mobile phone or tablet) initiates a request

(req, res) {// if you send a GET request to 127.0.0.1: 1337/test? Var url_info = require ('url') If a = 1 B = 2 '). parse (req. url, true); // check whether requestif (url_info.pathname = '/test') for/test {// use url encode for query, in this way, you can use post to send var post_data = require ('querystring '). stringify (url_info.query); // optionvar post_options of post = {host: 'localhost', port: 1337, path: '/response_logic', method: 'post',

Node. js network communication module implementation analysis, node. js Network Communication Preface Presumably, we should use Node. js most to create http services. Therefore, for every Web Development Engineer,

Give full play to the performance of Node. js programs and give full play to node. js A Node. JS process only runs on a single physical core. This is because you need to pay special attention when developing scalable servers. Beca

My Node. js learning path (4) -- unit test and node. js unit test NPM installation: Npm install nodeunit-g Supports command line and browser running. Various assertions. In node. js, modularize the method to export exports. If it

folder containing the censority sub-folder will be generated in the readwords folder. 4. Create a New readwords. js file for testing (note that the Code console and function of the encapsulation module should not be written incorrectly) var censor=require("censority");console.log(censor.getCensoreWorlds());console.log(censor.censor("Some very sad,bad and mad text"));censor.addCensoreWorld("gloomy");console.log(censor.getCensoreWorlds());console.log

This article mainly introduces relevant information about the Community version of Node. js static file server. If you need it, please refer to it. First of all, thank github for providing the source code on github. Compared with last night's static file server, it is a little more complex and can learn a lot of new things. The Code contains a fs. stat function

quickly generate a development framework? The first is to use tools. I use webstorm, and the other is syntax, use commands to operate on the workspace, and then run the command express-e aTest (where-e refers to ejs, and aTest is the project name and the top folder name). In order to be visualized, we still use tools to generate. 1: A new project, all kinds of development started from here 2: select a node Project 3: select the version number and d

This article describes how to quickly master Node. the use of setTimeout and setInterval in js. If you are interested, refer to Node. js and js also have timers, time-out timers, interval timers, timely timers, and processes. nextTick (callback) function to implement event s

This article mainly introduces Node. js uses the dependency injection-related issues and solutions, Node. js is a framework that runs JavaScript applications on the server. if you need JavaScript, refer to the recent introduction. I turn to dependency injection to help you understand the simple

()Group Fourth:append (),appendTo ()1, the first group of before ()(1), Concept: Add a node to add before the specified node(2), How to use: Specify the node. Before (node to add)(3), JS code:A random import of jquery first (at this point by default, the

This article mainly introduces how to use VS to develop Node. the js method mainly uses NTVS (Node. jsToolsforVisualStudio). For more information, see NTVS (Node. jsToolsforVisualStudio) is an IDE tool that runs on VS2012 and VS2013. Using this plug-in is undoubtedly a good news for our traditional. net developers to

The installation of nodejs and framework express in Windows 7 has been popular since its birth. I recently installed an environment to learn about it. The installation steps are simple and simple. I would like to share them with you. 1. install node. js. Go to the official website: http://www.nodejs.org/download. Select Windows Installer or Windows Installer (.

How to Use jQuery in Node. js and Node. js Want to use jQuery in NodeJs? First, install jquery and npm install jquery. The installed version is 3.1.0. Next, first we will use var $ = require ('jquery '). Save the following code as app. js var $ = require('jquery')$("body").a

This article describes how to implement routing in node. js. As the name suggests, routing means that we have different processing methods for different URLs. This article will teach you how to implement routing in node. js. to implement the routing function in js, you can r

Node. js blog instance (7) Paging function, node. js Paging Original tutorial. Adds the paging function to the homepage and user pages of a blog. Set: up to 10 articles can be displayed on each page of the home page and user page.Here the skip and limit operations of mongodb are used.Open post.

perspective, you will find the fourth option: Save Session data on the client. Client Session Saving sessions on the client has the following advantages: It doesn't matter which server, and the Session data is valid. No need to maintain the server status No server synchronization required Add any new server However, the client Session has a serious problem: You cannot ensure that the user does not tamper with the Session data. For example, you save the user ID in the Cookie. Users can

Four elephant zhenfa: Add delete Change find "in order to facilitate memory, reduce the use of brain memory, I named JS Heart for: Tao Zhenfa, two instruments ZHENFA, three just ZHENFA, four like Zhenfa, five lines zhenfa, just remember ZHENFA keyword, you can search the brain of the corresponding content, learn JS five Zhenfa can

Use node. js to create the website front-end and node. js front-end What can node. js do? I still don't know where he is widely used, and I have no chance to access such a project. Just because I like it, I made a website and back