Login Database Design

The concept of blockchain to technology has been around for a long time, but with the heat of the past two years, it has gradually become known by the market and many technicians.

With the rise of internet web2.0 websites, the relational database has become a very hot new field, the development of the non relational database products is very rapid. 　　But the traditional relational database in dealing with web2.0 website, especially the super large-scale and high concurrent SNS type web2.0 pure dynamic website already appeared to be powerless, has exposed many insurmountable problems, for example: 1, high configured--to the database higher concurrent reads and writes the demand WEB2.0 website to be based on user personalized information to generate real-time dynamic ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall [core Tip] How to choose the third party registration and local registration? How to keep the third party registration only? 　　   　　This article comes from the fresh hot Internet female players nothing to get one, the author through his own on the third party registration and local registration of the issue of the analysis, to share. I have recently encountered a problem that I have not used as a problem, is the choice of Third-party registration and local registration. ...

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 ...

For most web sites, the shopping cart is the site of the throat, the order is white silver, all the money must flow through the shopping cart, shopping cart can not be lost. Excellent shopping cart design requires at least two missions: one is to facilitate the user to buy more goods to pay more money, and the second is to help users to take care of the goods to be purchased, convenient next time to dig silver. Shopping cart is a more complex system, usually with orders, merchandise, inventory, membership and promotional modules have an ambiguous relationship, is also regarded as far-reaching. Therefore, it is not easy to direct your programmer to modify the shopping cart without knowing the cart. Said this ...

The intermediary transaction SEO diagnoses Taobao guest stationmaster buys cloud host technology Hall 1. Millet Forum 8 million user database leakage network disk has been available to download yesterday evening, there are micro-BO users have said that the Millet forum database suspected leakage, in the hacker community spread, about 8 million data, more than 13 years old data. 　　After the cloud vulnerability platform confirmed that the results indicate that official data did suffer a leak, affecting about 8 million forum registered users. At present, the vulnerability report has been submitted to the official for urgent treatment, this ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host Technical Hall General Web page design is completed by the Web designer. Designers design sites are often only from the perspective of aesthetics, creativity and ease of use, which is expected to get a good search engine rankings of the business site, has been far from enough, the site planners should at least for the designer to submit a demand memo, reminding in the design need to cooperate and pay attention to the link. directory structure and URL URL is a unified resource positioning, that is, the URL of each Web page, path. The directory structure of a Web site file is directly reflected in the URL. Clear Jane ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall has always wanted to write a more comprehensive SEO in the link strategy of the article, but because work time is more tense reason, so has not been summed up, today inadvertently on the Internet to see an article, pleasantly surprised also very happy that the author summed up his more comprehensive, So decided to reprint to personal blog, I hope to SEO beginners have some help, the original meaning is as follows: Link is the soul of the site. Users through the hyperlink to get rich content of the site, search engine spiders ...

Design and implementation of remote fault Diagnosis Center for equipment based on Cloud Engineering Nanjing University of Goeling This paper studies the theory of cloud computing, characteristics and key technologies, combined with the above problems, the concept of "fault diagnosis Cloud" is introduced, and the storage and calculation of enterprise equipment fault data are concentrated in "cloud". This paper designs a b/c (brower/cloud-center) architecture Remote fault diagnosis system (relative to the traditional C/s and b/s), and expounds the overall composition and working principle of the system. And in the open source cloud computing flat ...

Beijing August 23 News, according to foreign media reports, supermarkets inside how to design to maximize the increase in sales? On the face of it, the problem seems to be not related to data scientists. Consumer behavior is hard to quantify: unpredictable and seemingly unfounded. Why do some shoppers spend more time in certain channels than others? Why does every shopper have a different route to walk in the store? Why do some products sell well in the morning, but not at all in the afternoon? The answer to these questions depends on unstructured data analysis--because of unstructured data that cannot be uniform ...