Now almost any application, such as a website, a web app and a mobile app, needs a picture display function, which is very important for the picture function from the bottom up. Must have a forward-looking planning picture server, picture upload and download speed is of crucial importance, of course, this is not to say that it is to engage in a very NB architecture, at least with some scalability and stability. Although all kinds of architecture design, I am here to talk about some of my personal ideas. For the picture server IO is undoubtedly the most serious resource consumption, for web applications need to picture service ...
The client example uses the JQuery http://www.aliyun.com/zixun/aggregation/33906.html ">javascript Library." In this first article, we explore different reverse Ajax technologies, using downloadable examples to learn the Comet of using the streaming (streaming) method and the long polling (polling) method. Web Development has been great in the past few years ...
Server-push technology has been available for a long time, but until the birth of gtalk slowly guide the technology, but so far, very few people to apply this technology, Server-push is a what kind of things? Therefore, the name of Server-push, "server Push" means that Ajax have been used, it and Server-push is the opposite two things, Ajax is from the server side pull data, if you want to regularly update the data block displayed on the page, then the simplest way ...
Original address: http://www.facebook.com/note.php?note_id=389414033919 translation Address: http://isd.tencent.com/?p=2419 Author: Changhao Facebook's website speed is one of the most critical corporate tasks. In 2009, we successfully achieved a twice-fold increase in the speed of our Facebook website. And it is the key innovations of our engineering team that make it possible. In this article, I will introduce to you ...
Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall yesterday, my wife asked me if I had an IIS Web server in My computer, I thought that IIS is not b Server, there are FTP, mail and other server functions, this time I realized that you may have a wrong understanding of the Web server, the following focus on the issue of a: what is w ...
The intermediary transaction SEO diagnoses Taobao guest cloud host technology Hall still has one hours to 2012, that can also have a bit of time to write a bit of spit things, hehe ... December 2011 is definitely my work since the maximum pressure of one months, has been busy to sleep less time, part-time reading less time, the body began to alarm, shoulder responsibility pressure I really breathless ... As an ordinary north drift, in Beijing similar to me such a sea of humanity, especially in our industry. I love life very much, every minute is precious;
The intermediary transaction SEO diagnose Taobao guest cloud host technology Hall content again rich website, if slow to cannot visit also meaningless; SEO do a good site, if the search spider can not catch is also in vain; UE design of the humanized site, if the user can not even see is empty talk. So the efficiency of Web pages is definitely the most noteworthy aspect. How can you improve the efficiency of a Web page? Steve Souders (Steve Souders's data suggests 14 guidelines for improving the efficiency of Web pages ...
Since 2007 http://www.aliyun.com/zixun/aggregation/5541.html ">apple released the iphone, Web apps and Web sites have significantly increased their chances of appearing on small screens, Thus the major websites and organizations have to make appropriate changes to their applications. However, given the volume of data, application extensibility, and the release and maintenance of new features, the architecture of the application has to be changed on demand, such as Twitter's service-oriented. Recently Le ...
Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall Data proof: The webpage loads more than 4 seconds, 25% people will give up; Mobile Web page more than 10 seconds, 50% The user will give up, 60% people no longer return; Google search results slow 0.4 seconds, a day to reduce the number of searches 8 million times, 40% mobile shoppers will give up loading time for more than 3 seconds of the site;
Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnosis Taobao Guest Cloud mainframe technology Hall today roughly browsed the high configured Web Sites." The Chinese version of this book is the "High performance Web site Building guide." This book has a further in-depth study of the individual issues of the advanced chapter "Evan Faster Web Sites", the translation of High-performance network ...
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