Javascript Generate Unique Id

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall One, simplifies the code to use the shorter writing, not only may reduce the input character number, but also may reduce the file big Small。 　　Most of the code that uses simple coding, the efficiency of implementation is slightly improved. 1.1 Simplifying common object definitions: using var obj = {}; Instead of Var ...

With the proliferation of data volume, Mysql+memcache has not met the needs of large-scale Internet applications, many organizations have chosen Redis as its architectural complement, however, redis the use of the threshold is not low, such as not supporting SQL, here for everyone to share the Redis use of the full raiders. Redis, one of the most closely watched NoSQL databases, has been used by many well-known internet companies, such as Sina Weibo, Pinterest and Viacom. However, being born with no support for SQL makes him look difficult ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall some website visual effect design is good, but for search engine is not very friendly, Affect spiders crawling and crawling, can not promote the site rankings. 　　Ling Long Collection summed up the following 7 points of the more common disadvantage to the spider settings. 1.Flash: Use Flash to enhance page efficiency in smaller areas of the page ...

Some Web site data technology due to the lack of knowledge of the site optimization, often design some for the search engine is very unfriendly pages, not conducive to search engine spiders crawl and crawl, these technologies are called spider traps. Common to avoid spider traps include the following forms: 1, Flash in a small part of the Web page to enhance the visual effects of flash is very normal, such as Flash made of ads, icons and so on. This small flash and the picture is the same, but only a small part of the HTML code, the page and other text-oriented ...

The intermediary transaction SEO diagnose Taobao guest Cloud host technology Hall to say Spider trap, may many SEO novice have not heard, what is a spider? Spider traps is to prevent spiders crawling site obstacles or interference, a lot of spider traps are man-made, there are a lot of careless caused, Since it is a spider trap that is the trap for spiders, the user is not affected, so the Web interface may look very normal, but there may be a spider trap. If you eliminate these spider traps, you can make spiders better crawl within the site crawl, now come ...

In our optimization process, there are some web design technology for search engines is very dislike. Because these are not conducive to search engine spiders crawl and crawl. Below to give you a simple introduction of several common spider traps, I hope to help some novice seoer, write a bad, but also ask everyone a lot of support! One of the most common pitfalls of search engines is flash. It is normal to use Flash to enhance visual effects in a small part of the Web page, such as advertising with flash, icons, etc. Such flash on the search engine crawling and crawling is nothing ...

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 ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall in the website add counter code to put counter code into the Web page, in order to statistics site access. One thing to note here is that each page needs to be placed in order to be able to count each page. So how do you place this code on each page? It will be easy to do in the background of our website system. ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall did enterprise station webmaster will feel that Enterprise site optimization is difficult to do, Because the enterprise site is generally to promote products, website optimization is on the one hand, the user experience is also very important. Do the lottery enterprise station friends are very depressed, is in the website design many places to the search engine is very unfriendly, including does other industry's enterprise ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host Technical Hall organizes a regular SEO propaganda activity, you need to prepare a report book for own website. 　　To fully take into account the different procedures of scoring, of course, research and analysis is still a blueprint for any online marketing activities. At first, set some principles for your own website evaluation. The easiest way to do this is to establish a few principles and create a report based on the theme and the scoring value system. To take into account the specific SEO elements of the score, and the evaluation of the play ...