Javascript Delay 1 Second

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 ...

Often hear "impetuous" the word, criticize modern superficial, lack of rigorous down-to-earth style. Such criticism is narrowly suspected. Each generation's environment is different, the problem is different, so gradually develop a culture, to adapt to the new environment, to solve new problems. Hundreds of years ago, people read novels, watch operas and listen to symphonies. By 20th century, we read magazines and newspapers, watched movie and television, and listened to pop songs. In the information age, people surf the internet, read blogs and watch videos. Behind these appearances, the evolution of these tendencies is the proliferation of information output and transmission. In the face of mass and Xun ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host technology Hall text/Shingdong, Liu, Xie School HTML5 Technology brings many new elements to the web, not only makes the website become more and more beautiful, the interactive experience is getting closer to perfect, even more makes many once impossible function can realize. 　　This article aims at the new characteristic which the HTML5 brings in the website performance monitoring, shares with everybody Ctrip traveling network in this direction the practical experience. Site performance monitoring of the status of the Web site performance is increasingly popular concern, because it directly ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host Technology Hall Web site access speed directly affect the user on the site's first image, especially in the domestic to do the site, According to the survey, the domestic network draw speed far below the global average link speed, so if your website access speed is too slow, no matter how exquisite your website design, ranking do more than before, eventually will lose very ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall from the number of link requests, download pages and page content three aspects, to improve the site optimization, 　　   　　Let the site in the best state, to give more users the quality of the access experience, so that performance is no longer due to low performance on the site become a problem. Website Designer website Overall factor important aspect ...

Absrtact: One, perfect hyperlink optimization of website structure: 1. URL optimization: The URL of the site to optimize the high weight of the URL. (u all use static URL, do not appear in URL?) , =,%, and, $ and other symbols. But our page should not have this problem. ) One, the website framework Perfect hyperlink optimization: 1. URL optimization: The URL of the site to optimize the high weight of the URL. (u all use static URL, do not appear in URL "?) "," = ","% ", and" & "," $ "and other symbols. ...

The intermediary transaction SEO diagnose Taobao guest Cloud host technology Hall because of the increasing traffic of the website, the server appears to be limited bandwidth, in time to replace the computer room and the expansion of the server configuration, the site's revision work is nearing the end, for the new version of the line, the optimization of the site list of the draft Because this optimization program also involves some optimization techniques within the company so it is not a manuscript, but most of the content is listed. Tianyi hope to be able to optimize their own experience in all to provide everyone, but also eager and major web site professional responsible for SEO friends ...

With the explosion of information, micro-blogging website Twitter was born. It is no exaggeration to describe Twitter's growth with the word "born". Twitter has grown from 0 to 66,000 since May 2006, when the number of Twitter users rose to 1.5 in December 2007. Another year, December 2008, Twitter's number of users reached 5 million. [1] The success of Twitter is a prerequisite for the ability to provide services to tens of millions of users at the same time and to deliver services faster. [2,3,4 ...

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 ...

Spark is a cluster computing platform that originated at the University of California, Berkeley Amplab. It is based on memory calculation, from many iterations of batch processing, eclectic data warehouse, flow processing and graph calculation and other computational paradigm, is a rare all-round player. Spark has formally applied to join the Apache incubator, from the "Spark" of the laboratory "" EDM into a large data technology platform for the emergence of the new sharp. This article mainly narrates the design thought of Spark. Spark, as its name shows, is an uncommon "flash" of large data. The specific characteristics are summarized as "light, fast ...