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JTA provides a distributed transaction service for the Java EE platform, which insulates the transaction from the underlying resources and realizes a transparent transaction management approach. This article will delve into the architecture of JTA and introduce its implementation mechanism through detailed code. What is a transaction processing transaction is an indispensable component model in computer application, which guarantees the atomicity (atomicity), consistency (consistency), isolation (isolation) and persistence (durabilily) of the user's operation. ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall recently about using 301 redirects or using the rel=canonical discussion of the full swing, 　　I collected a summary of the following questions about the two redirects: 1, when should I use the REL canonical tag instead of 301? 2. Use R ...

The intermediary transaction SEO diagnoses Taobao guest cloud host technology Hall Anhui Internet Alliance hosts the Thousand Person stationmaster lecture (http://www.53w.net) already to the 30th period, this period for everybody please come to the SEO actual combat to send the expert Liu Yimin. Mr. Liu has served in Beijing, a leading SEM company, as a medical, education and other fields site optimization team head. Nearly 1.5 time, participate in a PR internet and search engine optimization platform operation, has nearly 10 years of rich based on user and search engine promotion requirements of the Web product architecture and optimization ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall Active Server Pages, ASP 0126 (0x8000400 5 cannot find the Include file Microsoft OLE DB Provider for ODBC Drivers (0X80040E21) ...

The intermediary transaction SEO diagnose Taobao guest Cloud host Technology Hall This article a few months ago in micro-blog said will write, first said that the audience to 5000 to share under their own micro-blogging practice experience, later in Cai Brother wins the proposal to target to 1W audience. Last week, after completing this goal, has written a "microblogging promotion practice: Select the best for their own microblogging platform" (people look at this article before today, suggest to see last week wrote that article, this is easier to understand, because this article promotion means can exert the biggest effect, the key is to choose the right one to own micro ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host Technology Hall There is a recent discussion about the rel=canonical problem, and we see a considerable number of such problems in the Q&a section of SEOmoz, Dr. Pete wrote about Rel canonical experiment (English Blog to get some interesting results as well as Lindsay also wrote the Rel=canonical Guide (English), in addition to some of the more common problems when I use rel=ca ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest Cloud host Technology Hall website log file is SEO or webmaster" intelligence ", We can through the site log to analyze the search engine spiders crawl situation, analysis of the site included anomalies, as well as the status of the site when the investigation. The website log generally wants the host service provider to open after will have. Learn to analyze the Web log is to become a seoer master ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall has long been looking forward to the 4 of Millet mobile phone release, see the release of Millet 4 after feeling a kind of inexplicable sadness, why see Millet 3 of the Conference on the feeling of Millet 3 is the product of the combination of millet and Nokia, and saw the first taste of millet 4, is millet and Apple 5s fit? 　　I think there should be a few views like mine. But after all, is a cost-effective products, in some respects still have his advantages. As a Chinese millet want to do the world's millet still need some time, I think ...

With the development and popularization of search engine optimization (SEO) in WEB2.0 times, the upgrade of search algorithm has been paid more and more attention by webmaster. In foreign countries, Google, as a global search pioneer has already opened the algorithm to update the preview, as well as upgrade the collection of ideas and a series of search user experience building. Relative to the domestic search giant Baidu, this series of platform construction only in 2010 years began to the Webmaster tools, open Platform and algorithm to supplement and improve the forecast. Up to now the two search engine algorithm update process, also witnessed the decline of the WEB1.0 era ...

In the cloud network every day a selection of scientific and technological media headlines! 1. Phoenix Science and technology unknown Guebit currency:: Who in point money who when cannon fodder http://tech.ifeng.com/internet/special/bitcoin2/recently make the fastest investment? The answer must be bitcoin. On November 19, the virtual currency hit a 900-dollar high again, which surprised investors. At the beginning of this month, Bitcoin was worth more than $200. In just half a month, Bitcoin has risen 3.5 times-fold. Be more than ...