The project background is a php application. To add the instant push function, port 8888 is written in node. js to push instant messages and socket. io is used for data transmission. How can I establish a socket connection between Port 80 and port 8888 on the application page? Node
, {' Content-type ': ' Text/html '}); //response file contents Response. (data. Tostring } //send response data responseend (); }). listen (8081//console outputs the following information console. ( ' Server running at http://127.0.0.1:8081/' Next we create a index.htm file in this directory with the following code:Sample PageHello world! Execute the server.js file:$ node Server. JSServer running at http://127.0.0.1:8081/ Then we o
Encapsulate ReadFile as a method (to solve asynchronous Problems)Cause: because Node. JS is non-blocking i/o, It is asynchronous, the read file is an I/O request, so it is thrown, and all NON-I/O requests are completed before they are madeCode with Async problem:var fs = require ("fs"); function fnreadfile (file) { function(err, data) { return data; }); Console.log (fnreadfile ("hei.txt")); //
Using Webstrom can easily debug the Node applcation.For example, we had an node+express application.Server.js:/**/' use strict '; var expres = require (' Express '); var app = expres (); App.get (function(request, Response) { response.send (200 , "Hello World"); App.listen (3000);All it does just send back a "Hello world" string.What we want are to see how to use Webstrom to debug this server.js and get
I've been doing nothing lately and studied node. JS Technology. Find out that node. JS is really powerful, and it works with Socket.io to implement the Web socket communication technology. So I decided to make a web version of the
6886fb5a9b8d6Days ago132.8Mbubuntu Latest D2A0ECFFE6FA2Weeks ago188.3Mbcentos Centos7 7322fbe74aa55Weeks ago172.2Mbcentos Latest 7322fbe74aa55Weeks ago172.2Mbhello-world Latest 91c95931e5523Months ago910B[[email protected] src]$6. Run the image you just generated and map the container's 8080 port to the host's 49161 port 49161:8080 -D gideon/centos-node- Hello7. In the native input localhost:49161, access the Helloword app.Note : Add the Epel librar
problem introduced a yarn.lock mechanism, this is the author of the project Yarn.lock file. Yarn.lock file formatAs you can see, this file has locked the version number of the dependent module, and when you do yarn install , yarn will read the file to get the dependent version number, and then follow this version number to install the corresponding dependent module, so that the dependency will be locked, no longer worry about the issue of the version number. Other people or other circumstances
A typical web project includes a server-side programming language. There are usually one or more frameworks based on this language. The front end uses JavaScript, and there is also a database and database language, such as SQL. To build such a project, you need to learn many technologies and integrate them. It's no wonder that many developers get bored before "Hello World" is running.
More and more Tool developers are aware of this problem and try
(I moved it from my Sina blog and made some changes.) )recently hooked up to node. js and JavaScript. Now received a live, to parse a taxi point data geographic information. So I thought of using node. js to invoke the Baidu map API for parsing. The main library used is FS, request. //Request PackagevarFS = require ('
Create a Site DirectoryFirst, create a folder to save your site files, and use mkdir to do it.PS c:\> mkdir MySiteThen, go to this folder for the next steps.Create Package DescriptionCreate a Package.json file using Notepad or any plain text editor you like, and the file name is a convention that must be the name.Create a description of the site itself that describes the other packages that depend on it.{ "name": "Express-api", "version": "0.0.1", "dependencies": { "Express": "2
This article mainly introduces how to build a Web server for Nodejs. In this article, we will use Nodejs to build a simple Web server. If you are interested, refer to building a Web server using Nodejs to learn Node. js is a comprehensive introductory tutorial. To complete a
a simple HTTP server, route processing, Get and Post, Get instance, Post Instance1. Simple HTTP Server Create an HTTP server, get and output the request URL, method, header, and make different output according to the requested resource. Console command: Node app.js Browser input: 127.0.0.1:8080 returns 404, output can not find source 127.0.0.1:8080/index 127.0.0.1:8080/img 2.
that you receive it accurately. ThroughChannelwe can specify which pages or which users canreceived from thisChannelthe message that was pushed out. node. js Web Real-time messaging backend server Push technology solution Let me show you how to useGoeasythe steps:1.you need toGoeasyOfficial online registration of an account,and create an app, the system will def
More and more projects need to use real-time message push and receive, how to use node. js to achieve the most convenient? I recommend that you use the Goeasy, it is a third-party push service platform, using its API can easily take care of real-time push!Browser compatibility: Goeasy push supports websocket and polling two connections to support all versions of IE6 and above, while also supporting other br
Understanding the Test life cycle
Understand the done callback
Understand how to simulate data
Understanding the SuperTest test under HTTP
Understanding Test Coverage
Understand the automated test method based on gulp
If you are interested, you can learn more BDD/TDD content, even cucumber.jsYou're going to do it anyway.: CommissioningThere are 3 ways to debug
Node debug (too bad, if not C, understand the ADB and
Node. js learning: Using express to build a simple web Calculator
Node. js learning: Using express to build a simple web Calculator
Blog link:Http://blog.csdn.net/jdh99, Author: jdh, reprinted please note.
Environment:
HOST: WI
('End', function () {//Handle the crawled content varCoursedata=filterchapters (HTML); Printcourseinfo (Coursedata); }). On ('Error', function (err) {Console.log ('error message:'+err)}) }//or request the first 3 pages of data. List = ['http://www.sklmr.dicp.ac.cn/list.php?tid=1','http://www.sklmr.dicp.ac.cn/list.php?tid=1page=20','http://www.sklmr.dicp.ac.cn/list.php?tid=1page=40']; for(varI=0;i3; i++) { varURL =List[i]; Getpagelist (URL);}/*or request the first 3 pages of data. Tid=1
Koahub.js Demokoahub.jsKoahub.js--node. JS Web Rapid Development framework based on the Koa.js platform. Features such as ES6/7 (Generator Function, Class, Async Await) can be directly used in the project and can be run stably on the node. JS Environment with Babel compilat
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