phantomjs scraping

0x00 config phantomJS1, under Windows platformThis method is used for automated testing by the browser.1, download the Google DriveHttps://chromedriver.storage.googleapis.com/index.html2. Put the extracted chromedriver.exe into the Chrome browser's installation directory.3. Invoke the browser driver in the code to perform the automated operation.' chromedriver Absolute Path ' = webdriver. Chrome (chromedriver) driver,get (URL)2, in the Linux command line without interfaceUsing

PHANTOMJS is a WebKit-based server-side JavaScript API. It fully supports the web without the need for browser support, its fast, native support for a variety of Web standards: DOM processing, CSS selectors, JSON, Canvas, and SVG. PHANTOMJS can be used for page automation, network monitoring, web screen screenshots, and no interface testing. PHANTOMJS Official w

Achieve resultsMain codeNote: Do not set the picture position, the surface image is larger than the underlying imageMainactivity.javaPackage Com.example.guaguale;import Android.app.activity;import Android.graphics.bitmap;import Android.graphics.bitmapfactory;import Android.graphics.canvas;import Android.graphics.color;import Android.graphics.matrix;import Android.graphics.paint;import Android.os.bundle;import android.view.MotionEvent; Import Android.view.view;import android.view.view.ontouchlist

Today to bring you a scratch of the small example ~ based on HTML5 canvas, interested can be changed to Android version, or other ~ ： Put a picture of me in 500w, how to do, How to flowers ~ OK, here's how it starts: 1, scraping award area two canvas, one is front, a back, front cover the following canvas. 2, the canvas is filled by default a rectangle, the following canvas is obscured, and then listen to the mouse event, according to MouseMove X,

");var context = Canvas.getcontext (' 2d ');Painting Context.beginpath (); context.fillstyle=' Grey ' context.fillrect (0,0,400,300);Mouse Press to open the scratch canvas.onmousedown=function) {Canvas.onmousemove =function//get mouse coordinates var x = Event.clientX; Span class= "Hljs-keyword" >var y = event.clienty; //destination-out show the original part of the area not later context.globalcompositeoperation = "Destination-out"; Context.beginpath (); Context.arc (X-200,y, 30,0,Math.PI* 2);

Reprint please indicate source: http://blog.csdn.net/lmj623565791/article/details/34089553Today to bring you a scratch of the small example ~ based on HTML5 canvas, interested can be changed to Android version, or other ~：Put a picture of me in 500w, how to do, How to flowers ~OK, here's how it starts:1, scraping award area two canvas, one is front, a back, front cover the following canvas.2, the canvas is filled by default a rectangle, the following

Use canvas to do a simple scraping card effect, each refresh can be tested again The above is the entire contents of this article, I hope you can enjoy.

This example for you to share the PHP winning probability algorithm, can be used for scraping cards, large turntable, such as lottery algorithm, the use is very simple, the code has detailed notes for your reference, the specific contents are as follows Above is the PHP lottery probability algorithm of the whole content, I hope to learn PHP program to help you, but also hope that we support cloud habitat community.

Original url:https://www.guru99.com/selenium-with-htmlunit-driver-phantomjs.htmlHtmlunitdriver PHANTOMJS for Selenium Headless testingSelenium Web Driver is a Web automation tool which enables your to run the tests against different browsers. These browsers can be Internet Explorer, Firefox or Chrome. To use a particular browser with Selenium you need corresponding driver.At Test run, Selenium launches the corresponding browser called in script and e

The company recently had a demand: the user's first measurement of body information and the last measurement of the information compared, and need to cut the contrast of the data into a picture can be sent to the user (need to do not open the page in real-time to the Web page and then save to the server, return to the image address), Through some articles on the Internet, we can find the following ways to realize: reference article 60761614 Robot Use JNI to invoke third-party, C + +

Selenium executing the PHANTOMJS API and getting execution resultsNew Blog Address: http://bendawang.site/article/selenium%E5%9C%A8%E7%9B%AE%E6%A0%87%E9%A1%B5%E9%9D%A2%E6%89%A7%E8%A1% 8CPHANTOMJS%E7%9A%84API%E5%B9%B6%E8%8E%B7%E5%8F%96%E8%BF%94%E5%9B%9E%E5%80%BC (PS: Short-term csdn and new blogs will be updated in sync)ObjectiveBecause recently to write a crawl sitemap and the corresponding parameters of the small script, the existing crawler no matte

What skills can we get to achieve scraping cards? * The realization principle of circular fillet picture* Double Buffering Technology Drawing* Bitmap get pixel value data* Gets the long width of the drawn text* Control of Custom View* Get screen density* Typevalue.applydemension* Some rendering methods of canvas* Some common properties of the paint* Some methods of path The realization principle diagram of scrap