node web scraper

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 landlord to play a good game this websocket technology, hehe!!!To deploy the environment

Node Web moduleWeb serverWeb server refers to a Web server, which is a program that resides on the Internet, the basic function of a Web browser, and provides information browsing service.Web support server-side scripting language, which obtains data from a database through a scripting language and returns the results

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

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

#!/bin/bashVip1=192.168.1.200:80vip=192.168.1.200web1=192.168.1.10web2=192.168.1.20Port=80. /etc/init.d/functions#检测web1是否正常, if normal add LVs, not normal kick out LVSAdd1 () {web1ip=$ (ipvsadm-ln|grep $web 1: $Port |awk ' {print $} ')curl1=$ (Curl-s-i $web 1 |grep 200|awk ' {print $} ')If ["$Curl 1" = "200"]ThenIf ["$web 1ip"! = "$

The recent need for a fire site to promote the intensity of the statistics, the use of the general HTTP module for data capture when the results are garbled, look at the original site only to find that the fire site is gb2312 code, and the HTTP module crawled out of the data can not be GBK parsing, Therefore, this article is mainly to solve the problem of using node to encode the Web site as a gb2312 crawle

Web socket and Canvas are two cool features currently implemented in browsers. This tutorial briefly describes how the two work, and creates a real-time canvas Based on Node. js and Web socket. For simplicity, I will use CoffeeScript to write all the code. If you prefer to use traditional JavaScript, you just need to take a look at the corresponding. js file. For

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 simple

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

Overview of Web microblogging system based on node and MongoDBThe project was inspired by the "node. JS Development Guide", where the author Byvoid was the first Node developer at the time, and the learner desperately needed a demo. Of course, it has been many years, node ha

LVS Web tools Piranha and node monitoring tools LdirectorDescription: 1. Piranha is a web-based LVS configuration software provided by Rethat, which can eliminate the tedious work of manually configuring LVS, and also provide HA functions, andis to configure the dual-machine hot standby. You can also monitor the status of the Realserver.2. Ldirector is a plug-in

Web AppsExpress is a minimalist, flexible Web application Development framework based on the node. JS platform that provides a range of powerful features to help you create a wide variety of web and mobile device applications.ApiRich HTTP shortcuts and any combination of Connect middleware make it fast and easy to crea

Course Study Address: http://www.xuetuwuyou.com/course/235The course out of self-study, worry-free network: http://www.xuetuwuyou.comThe course mainly teaches the current popular node development, including but not limited to: node basic Environment Development Configuration, node module modules mechanism, using express to quickly build

ASP tutorial. NET references Web service, unrecognized configuration node applicationsettings solution Web service, node in web.config, unrecognized configuration node The contents of the Applicationsetting node: Carefully c

What is Express.jsExpress is a simple and flexible node. JS Web application framework that provides a range of powerful features to help you create Web applications, provide rich HTTP tools, and take-out middleware from the Connect framework, creating robust, friendly APIs that are fast and easy, Express does not abstract two times the features that are already i

Power node Java Training What is a Web container? Provides an environment for the application components (Jsp,servlet) in which the Jsp,servlet directly and the environment variables in the container are connected to each other without concern for other system problems. There are mainly Web servers to implement. For example: Tomcat,weblogic,websphere and so on. T

/web/index.html//Get/web/file.txt//Returns/web/file.txtApp.Use ( ({rootdir: Web " Span class= "Meta delimiter object comma js" >,rootpath:/web ' }) ) /span> //Index support//GET///Returns/file.txtApp.Use ( ({rootdir:

Many of the scenarios where node is used for web development may encounter verification codes. Previously, I searched on github and found some class libraries such as node-captcha, they all need to rely on third-party graphics processing libraries or software. When I installed the cario graphics library, it was a great deal of effort, but we actually only used a

Body.url) {//output the submitted dataRes.write ("Site name:" +body.name); Res.write ("); Res.write ("Site URL:" +Body.url); } Else{//Output FormRes.write (posthtml); } res.end (); });}). Listen (3000);Use Node to create a WEB server (server to create servers, resolve requests, read file contents, send response data (response headers, response content))Create Server.jsvarHTTP = require (' http ');varFS =

) through a piping pipe to a destination (Writablestream)All Readablestream can be connected to any writeablestream, such as request is a readablestream, response is a writablestreamvarHTTP = require ("http");varParse = require ("url"). Parse;varJoin = require ("path"). Join;varFS = require ("FS");varRoot =__dirname;varServer = Http.createserver (function(req, res) {varpathname =Parse (req.url). Pathname; varPath =Join (root, pathname); Fs.stat (Path,function(err, stat) {if(err) {if(Err.code = =