We're sorry, but Google Website Accelerator is no longer on hand for download. Prefetching What is prefetching? How does Google Web site Accelerator decide what to prefetch? Which hyperlinks are, and are not, prefetchable? How do I differentiate prefetch requests from traditional user-initiated requests? What exactly is the impact of prefetching on a website? How do I use prefetching successfully? How can I make certain that Google Website Accelerator isn't going to prefetch inbound links that might possibly have unintended effects? Will Google Website Accelerator prefetch adverts on my web page and make them seem like clicks? Will Google Net Accelerator execute Javascipt in prefetched pages in advance of the page is explicitly requested by the consumer? How many backlinks can I specify for prefetching on a page? How can I guarantee that prefetching doesn't expand the load on my servers? Caching What is caching? How does Google World wide web Accelerator resolve what to cache? What is the perfect method to use the Google World wide web Accelerator cache? My ınternet site helps make customers log in. How can I be sure that a user isn't going to see one additional user's cached page? Stats and Tracking How can I measure the stats for any page without the need of it getting affected by possibly prefetches or caching? How can I pinpoint the original IP address of my end users? Resources Caching Prefetching Additional Problems What if I have a query that you have not answered here? Prefetching [back to top] one. What on earth is prefetching? Prefetching normally requires advantage of idle time when a consumer is viewing a page to accelerate the back links which she or he is possible to observe future by “prefetching” people pages. This speeds up users' web based experience by generating a great number of pages load more rapidly. You possibly can find out much more about prefetching on the Mozilla internet site. two. How does Google Internet Accelerator decide what to prefetch? Google Web site Accelerator decides what back links may want to be prefetched according to aggregate usage stats too as the user’s mouse movements. But Google World wide web Accelerator also allows for ınternet sites to specify which inbound links must be prefetched (such as,
Windows 7 Home Premium Key, the prime tale on a news web pages), to ensure webmasters can prioritize backlinks which they count on their people to become excited about. three. Which inbound links are, and are not, prefetchable? Google Web Accelerator only prefetches back links that ought to haven't any unwanted effects. In accordance to your HTTP one.one specification, the GET methodology is defined as being a Secure Method which "Ought to NOT have the significance of taking an action other than retrieval." In practice, Google Web site Accelerator will not prefetch backlinks which have query parameters (i.e. have a "?" in the URL) and encrypted pages (i.e. URL starting with https:). 4. How do I differentiate prefetch requests from regular user-initiated requests? Prefetch requests include an "x-moz: prefetch" HTTP header. Websites can decide on to filter out prefetch requests in their server statistics,
Office 2010 Activation, at the same time as reject prefetch requests, which would cause the request to become sent only whenever a consumer essentially clicks on a link. Please read the extra FAQ below for significantly more on how to differentiate prefetch requests in server stats. 5. What on earth is the effect of prefetching on the web-site? Consumer knowledge: Prefetching could make the page download whenever a end users clicks on the link close to instantaneous. Traffic: Prefetching can enhance the overall load on a web site. However, thanks to the Google Website Accelerator cache, if a website's caching rules are perfectly defined, this added load can be minimal. Stats: If prefetch requests are not filtered out in the internet logs due to your "x-moz: prefetch" header, prefetch requests may very well be perceived as actual consumer page view. 6. How do I use prefetching efficiently? Caching rules: When a blog sets appropriate caching rules, it can advantage from the speedup of prefetching while not incurring the enhanced load. Prefetch hints: As a webmaster, you know top what backlinks end users are probably to click on, and if you specify backlinks to prefetch,
Windows 7 Professional Product Key, these will be sped up for consumers who have Google Internet Accelerator installed. For each link you'd like Google World wide web Accelerator to prefetch, only add the subsequent snippet somewhere in your page's HTML source code: <link rel="prefetch" href=" The href value need to be the actual URL you want prefetched. Google will prefetch this page, and when your people click on this link, that page will load a great deal more rather quickly. It is possible to know much more concerning the tag around the Mozilla web-site. 7. How can I be sure that Google Web site Accelerator doesn’t prefetch hyperlinks that may perhaps have unintended effects? If you comply with the HTTP specification to make certain that GET requests without any parameters don’t have side effects, Google Web site Accelerator won’t prefetch back links with side-effects. 8. Will Google Website Accelerator prefetch ads on my web pages and make them appear like clicks? No, it wont; inbound links to ads that are embedded in a website page generally include query parameters and therefore are not prefetched. 9. Will Google Website Accelerator execute Javascipt in prefetched pages earlier than the page is explicitly requested by the person? No, Google Web Accelerator doesn’t execute the Javascript in a preloaded page. 10. The number of back links can I specify for prefetching on a page? Neither Google nor you want to overload your users' connections with also significant a download, and if numerous links on a page are marked for prefetching, overall performance will probably diminish. So you really should only specify prefetching for the links your customers are most probably to click on. 11. How can I ensure that prefetching doesn’t increase the load on my servers? Just about the most important technique to control the load in your site due to prefetching is by setting valuable caching rules. You possibly can also configure your server to refuse prefetch requests by returning a 403 HTTP response code for requests which include an "x-moz: prefetch" header. Caching [back to top] 1. What on earth is caching? Caching allows content to get stored closer to conclude consumers so that when they request it,
Office 2007 Professional, it can be retrieved from the "closest" source free of heading again towards the origin server. Caching both reduces the load around the origin server and speeds up users' over the internet encounter. The two main types of caches are browser caches (which reside around the user's computer) and proxy caches (which are about the network and can serve a person or many end users). Competently tuning a website's caching rules is tricky, but also provides substantial benefits which make it worth your although. two. How does Google Internet Accelerator make your mind up what to cache? Google Internet Accelerator acts as a caching proxy and complies with the HTTP 1.one specification (RFC 2616). three. What’s the ideal tactic to make use of the Google Web Accelerator cache? The very best strategy to effectively use the Google Website Accelerator cache is to comply with the HTTP specification with respect to caching. The tutorials listed below provide some excellent tips on how to optimally configure your web-site to take advantage of caching though behaving as you intended it to. 4. My internet site may make customers log in. How can I be sure that a user doesn’t see one additional user's cached page? Pages that are behind a login and marked either as uncacheable,
Microsoft Office Professional Plus 2010, or private don't seem to be shared across end users. Sources [back to top] one. Caching Tutorials: HTTP 1.1 Specification Network Appliance Caching Tutorial for World wide web Authors and Webmasters Brian D. Davison's Internet Caching and Content Delivery Resources Caching Tutorial for Web Authors and Webmasters Tools: HTTP Header Analysis Cacheability Query Google search on "Web site Caching" two. Prefetching Mozilla Link Prefetching FAQ Test whether your browser is prefetching link What if I have a query you haven't answered right here [back to top] one. What if I have a query that you simply have not answered here? We're happy to hear from you. Contact us at labs+webaccelerator@google.com.
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