phantomjs cloud

Simple sharing, the background using Nodejs combined with Highcharts, phantomjs the method of generating report pictures. This is mainly applied in Daily Mail.Mainly refer to the following information: Http://www.highcharts.com/component/content/article/2-news/52-serverside-generated-charts#phantom_usage Https://bitbucket.org/ariya/phantomjs/downloads HTTPS://GITHUB.COM/HIGHSLIDE-SOFTWARE/H

C # Use Selenium + PhantomJS to capture data, The project at hand needs to capture data from a website rendered with js. There is no data on the page captured by using the commonly used httpclient. After surfing Baidu, we recommend using PhantomJS. PhantomJS is a webkit browser with no interface. It can use js to render pages in the same effect as the browser. Se

Browser testing is different from unit testing of js code. The latter is generally the logic testing of code functions before release, and there are already many mature solutions in this regard,Advantages of automated testing:Reduce repetitive work. Let the machine automatically help us complete the required interactive operations and verify our page functions.Automatic monitoring. By automatically returning to our page function, you can provide an alarm when the function fails and provide a ref

SELENIUM+PHANTOMJS technology can be used when crawling web content that is done using AJAX technology1.pip install selenium2. Download Phantomjs no need to use PIP Wuhan University of Technology Homepage There is a piece of Web content that uses JS to load asynchronously,The idea of grabbing this piece of content is to determine if the piece is loaded; Selenium crawlIn judging the loading completed this st

Here is my JS code: var page = require('webpage').create();var address = 'http://baidu.com';//填写需要打印的文件位置var output = './img/'+'xigua'+'.png';//存储文件路径和名称page.viewportSize = { width: 100, height: 100 };//设置长宽page.open(address, function (status) { if (status !== 'success') { console.log('Unable to load the address!'); phantom.exit(); } else { window.setTimeout(function () { page.render(output); phantom.exit(); }, 500); }}); Here is the PH

In order to capture the interest of the tribe's data, studied the next QQ automatic login.At that time, we found that most of the methods had been invalidated, so I was ready to do it myself.The first thing to think about is to refer to the practice of online programs, comb the implementation of JS, through other languages rewrite.Given that JS may be updated, this scenario is discarded.The second thought is can directly call QQ own JS method, simulation to commit it.After searching, the artifac

No. 337, web crawler explains 2-PHANTOMJS Virtual browser +selenium module Operation PHANTOMJSPHANTOMJS Virtual BrowserPhantomjs is a JS-based WebKit kernel headless browser that is no display interface browser, using this software, can get to the URL JS loading any information, that is, can get the browser asynchronous loading informationDownload URL: http://phantomjs.org/download.html Download the corresponding system versionUnzip the

PHANTOMJS Introduction-(JS Web screenshot, JavaScript page Parsing rendering tool)Phantomjs is a JS-based WebKit kernel Headless browser is not the display interface of the browser, so access to the Web page eliminates the browser's interface to draw the system resources consumed, more suitable for network testing and other applications. With this tool, we can easily build an interface to get a full page sc

The art of data grabbing (i): SELENIUM+PHANTOMJS data Crawl environment configuration 2013-05-15 15:08:14Category: Python/rubyData fetching is an art, and unlike other software, there is no perfect, consistent, universal Crawler in the world. For different purposes, different code needs to be customized. However, we do not have to start from Scratch, there are a number of basic tools, basic methods and infrastructure to use. Different tools, different

I used phantomjs to generate a website snapshot. yesterday () I saw a code for generating a site snapshot in the code area. after reading the code for half a day, I found that the author only posted the business code, the code for generating snapshot images at the core is not provided. I used to remember the fact that google search provided site thumbnails. at that time, it was amazing, but it didn't take time to do in-depth research. I met again yest

the DOM operation, and the debugging process is essential, for those small methods, always appear insufficient. Phantomjs here is a good implementation. Phantomjs is a non-interface webkit with JavaScript API As you know, WebKit is the layout engine used by Chrome, Safari, and some other niche browsers. Therefore, PHANTOMJS is a browser and is a browser with no

1. Download Phantomjs and CasperPhantomjs:http://phantomjs.org/download.html　　casper:http://casperjs.org/　　2, respectively after decompressionSet up PHANTOMJS and Casperjs folders on the D-disk respectively　　　　3. Modify Environment variables4. Test whether the installation is successfulOpen cmd, enter Phantomjs--version and Casperjs--version view their version in

Shell script implementation Get a snapshot of a Web page and generate thumbnails this article mainly introduces the shell script implementation to get a snapshot of the Web page and generate thumbnails, this article gets the page snapshot using PHANTOMJS, generate thumbnails using ImageMagick, the need for friends can refer to the followingGetting a snapshot of a webpage and generating thumbnails can be done in two steps:1. Get a snapshot of a webpage

PHP execution Phantomjs How to output the HTML content to PHP variables? PS: Currently, PHP executes PHANTOMJS through the system, outputting the HTML content to TXT file!PHP can read the file to get to the HTML content, but can not output TXT file directly get into the variable? Reply content: PHP execution Phantomjs How to output the HTML content to PHP va

Using linnux + phantomjs to generate webpage snapshots in image format, Installation extension:(1) The following is the installation process on linux. If git is not installed, run yum install git first.Install casperjs Copy codeThe Code is as follows:Cd/Git clone git: // github.com/n1k0/casperjs.gitCd casperjsLn-sf/casperjs/bin/casperjs/usr/local/bin/casperjs // you can ignore the actual execution in which php is executed/casperjs/bin/casperjs(2) inst

1. Installing SeleniumPip Install seleniumcollecting Selenium downloading SELENIUM-3.4.1-PY2.PY3-NONE-ANY.WHL (931kB) 100% | ████████████████████████████████| 942kB 573kb/s Installing collected packages:seleniumsuccessfully installed selenium-3.4.12. Installing PHANTOMJS: http://phantomjs.org/download.htmlThe downloaded version is: phantomjs-2.1.1-linux-x86_64.tar.bz2Unzip the downloaded file and move t

Recently in the Crawl Activity Tree site (http://www.huodongshu.com/html/find.html) on the data found that in the search box after entering Chinese, click Search, Phantomjs crawl data can not be crawled, but with IE driver will be able to find, Only later did I find out why.For example, url:http://www.huodongshu.com/html/find_search.html?search_keyword= numbers, Phantomjs crawled in-memory URLs into HTTP/ w

Crawl Today Headlines https://www.toutiao.com/homepage Recommended news, open the URL to get the following interfaceView source code you will findAll is the JS code, shows that the content of today's headlines is generated by JS dynamic.Use Firefox browser F12 to seeGet the featured news for today's headlines interface address: https://www.toutiao.com/api/pc/focus/Access this address alone to getThe data format that this interface obtains is JSON dataWe use SCRAPY+SELENIUM+

This paper mainly introduces the method of using SELENIUM+PHANTOMJS to fetch data in C #, which has a good reference value, and then look at it together with the small series. The project at hand needs to fetch data from a Web site that is rendered with JS. Using the usual httpclient to grab back the page is no data. Baidu on the Internet a bit, we recommend the plan is to use PHANTOMJS.

For more functions, visit: www.dahuzhi.com installation Extension: (1) The following is the installation process on linux. If git is not installed, install casperjscdgitclonegit in yuminstallgit: github. comn1k0casperjs. For more features visit: http://www.dahuzhi.com installation Extension: (1) Below is my installation process on linux, if not install git please first yuminstallgit install casperjs cd/gitclonegit: // github.com/n1k0/casperjs.git cdcasperjs ln-sf/casperjs/bin/casperjs/usr/local/