Black Hat SEO means that there is a trick that everyone is using, in the server to judge the client browser user-agent and then do further operations,
There's always someone on the Internet using this code first a JS code to determine the site
How to add User agent for Network program, I recommend using Urlmksetsessionoption function,However, the function has a weakness can not be X64 compiled, X86 compiled software can call the functionOtherwise it will always return! S_OK meaning error.
How to add User agent for Network program, I recommend using Urlmksetsessionoption function,However, the function has a weakness can not be X64 compiled, X86 compiled software can call the functionOtherwise it will always return! S_OK meaning error.
This article mainly introduces how to determine the black hat jump code (js version and php version) of the spider code based on the user-agent ), if you need a friend, you can refer to the black hat seo technique and use it to determine the
The project running on iOS9 needs to be configured in the Info.plist file to include the following information,APP Transport Security SettingsAllow arbitrary Loads = YESNSAppTransportSecurity NSAllowsArbitraryLoads true/>Set useragent (user
The first of these methodsUIWebView *webview = [[UIWebView alloc] Initwithframe:cgrectzero];NSString *useragent = [WebView stringbyevaluatingjavascriptfromstring:@ "navigator.useragent"];NSLog (@ "-----------------%@", useragent);The second method
When you write a spider program, you will find a lot of web pages will encounter 500 errors, this problem I first met, I was so tortured, finally solved, so simple.When usingURL url = new URL ("http://www.google.cn/search?hl=zh-CN&newwindow=1&q=
The following is a complete user agent string detection script, including detection of the rendering engine, platform, Windows operating system, mobile device, and game system.var client = function () {//render engine var engine =
Recently encountered a strange problem in the development of one of my website head, the code is fixed, placed in a different template to show, part of the problem, always distance 8 pixels, with firebug view found: Meta ran down the body, and found
From: http://news.mydrivers.com/1/159/159621.htm
The development team of Microsoft IE browser introduced the new ie9 style through the official blog todayUser-Agent string (user agent string), Website developers and designers should pay attention to
Problem: one user must have the create \ alter \ drop job permission. OnlySysAdminThis permission is granted to members. Users cannot be put in this group.
Answer: All jobs belong to the read and write information in the MSDB database. Therefore,
complete user agent string detection script, including detection presentation engine, platform, Windows OS, mobile devices, and game systems
VaR client = function () {// rendering engines var engine = {ie: 0, Gecko: 0, WebKit: 0, khtml: 0, opera: 0,
Original: http://www.zjgsq.com/898.htmlDifferent browsers are not consistent with the default styles for the same elements, which is why we have to write * {padding:0;marging:0} at the beginning of the CSS.But it's more than that. Basically, there
At the earliest, there was a browser called NCSA Mosaic, labeled ncsa_mosaic/2.0 (Windows 3.1), which supported text display while supporting images, so the web began to get interesting.Then appeared a new Web browser, "Mozilla", actually is "mosaic
When the user sends an HTTP request, the version information that is browsed is also included in the HTTP request message:As shown, requesting a Google Plus request header contains the user's browser information:user-agent:mozilla/5.0 (Windows NT 6.1
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