buys ipods

then the supermarket buys all of it and doesn't think about one thing at a time, var frag=document.createdocumentfragment (); for (Var i=0;iFrag.appendchild (Myarr[i]); Add all the rows in the array to the document fragment } Dbody.appendchild (Frag);//Add all the lines in the document fragment to the body This completes a sort, and then there is a customcompare function, a custom sort method that serves as a parameter to the sort met

script to randomly insert a set of data into the collection, each of which is a record of how much money the person spends and buys. The specific script test1.js is as follows: Next we insert specific data into the database by executing the script at the console, and the following instructions are executed: After execution, the data is viewed through the Mongovue, as shown below, and is inserted into the collection: Nex

Frequent patterns mining (frequent pattern Mining) is a kind of mining commonly used in data mining, which is a frequent pattern mining algorithm called Apriori. First look at what is called frequent mode. ~ is the pattern that often comes together, the "pattern" here is a more abstract concept, we look at a specific example, that is the famous "beer and diapers" story ~ said that in the United States have babies in the family, is usually the mother at home to look after the baby, the young fath

less satisfaction they can get from each additional input. This is the principle of diminishing marginal utility. 　　The conscious use of "marginal principles" in daily household spending will help us save a lot of money. Most people do not calculate, only by psychological feeling, money disorderly flower, result in expense waste.　　Originally 100 yuan can eat a meal, the result ate 300 yuan, also caused the blood pressure to rise, stomach abdominal distension; originally 100,000 yuan to buy a ca

The independent graphics card has a very troublesome place is the fan easy to accumulate the dust, the suggestion buys the video card to buy the wind to be less cold, buys back to use several months to accumulate the dust.Dust Removal steps:1. Unplug the monitor plug2. Remove the video card from the motherboard3, at the bottom of the radiator red plastic cover layer of 4 long screws down4, Unlock the radiat

understanding the information process, did not quickly and clearly grasp the details of the reason for the purchase. We can try to analyze the core key of the title: 198 yuan, the original price of 785 yuan, mark the fashion ktv,3 hours, private rooms, singing packages, prime time, 100 yuan, supermarket coupons, evening vouchers, popcorn 1 barrels If we redesign the title, how would you design it? Pm: Obviously, this group buys the product desi

. One of them was to tear down the kitchen bulb. Because the light bulb in the toilet is broken, the kitchen lamp is useless, and it is removed to the toilet. QQ Show Mall, a separate purchase of a QQ show, the success of the page will be based on the user's sex to recommend more of the whole outfit: Is this the right time to recommend this?I just bought a pair of green trousers, give me such a page, how do I feel? "You recommend these sets of really good-looking ah, why didn't you recommend

advertising law. In August, Baidu and 360 also announced that they were responsible for the search results for paid promotions. If users are being cheated using promotional links, the two companies will compensate the users. 360 think that pay promotion is a search engine company can control content, do not adapt to the principle of safe haven, this argument drew industry controversy. This year, the eight ministries to reorganize the network ads, search engines are also in the scope of rectif

December 2003, Sohu acquisition of 17173.com. 17173--"Global network game first portal site". At that time the acquisition price was 20.5 million dollars, and is full cash payment. Many people in the industry shouted "not worth it." "The sum of accounts, at that time 17173 of the annual revenue does not exceed 800,000 U.S. dollars, profits up to 200,000 U.S. dollars." 20.5 million dollars sold, equivalent to 100 times times the P/E ratio. On Nasdaq, the average price-earnings ratio of listed com

Article Description: elaborate on "user classification": How to avoid dogmatism and take for granted. When I learned about the White Crow's microblog today, I found a sympathetic chord: "The afternoon was asked again:" How many users are you in this product? I don't have a specific answer. Because I really don't care, I only know in the big net buys the crowd to be OK, relative to the age such population attribute I pay more attention to th

a very long domain name can be seen at a glance, the short domain name may be hidden better; In addition, in the Forum personality signature, some also have the word limit, Too long domain names may not be able to do personality signatures, as shown in the figure: 　　 second, domain name The normal station process is the best regularization, the domain name is also so, a few days ago registered a domain name, the data are filled out at will, registrars require domain names to use t

car) + ($22,000 * IsM). Classification Question: "So how big is customer X likely to buy the latest BMW M5?" "Create a taxonomy tree (a decision tree) and use this data mining to determine how likely the person is to buy a new M5." The nodes on this tree can be age, income levels, the number of cars currently owned, marital status, whether there are children, homeowners or tenants. Using this person's attributes on the decision tree determines the likelihood that he will purchase M5. Cluster

promotional activities, in fact, nothing to spend, no imagination, but difficult to be determined in the implementation. As a result, Wang and his team performed quite well. Four, the user group of the campus net belongs to "The virus spreads" the "susceptible crowd". This is a better understanding, college students are living together, in real life they are "strong link" group; In this kind of crowd, the promotion SNS application is more easy to quickly effective. Extension said, Sohu, I think

Secure Your Copy now-A one Off 88% discounted price of $37 Warning:this Volume of traffic and money Can is achieved Using Google™, yahoo™, msn™, Banner Ads, social Bookmark ING, social Networking, FaceBook™, adwords™, SEO, Blogging, article Writing, Media Buys, classified Ads, twitter™, Link Bu Ilding, EMail Drops, Adswaps and Joint Ventures COMBINED!!! Fact:they ' re tedious, Too complicated, Too challenging, Too expensive, Too stressful, time con

First, the problem description There is a price for each item in a store. For example, the price of a flower is 2 ICU (ICU is the unit of the Currency of the informatics contest); The price of a vase is 5 ICU. In order to attract more customers, the store offers special rates. A special offer is a grouping of one or several commodities. and reduced sales. For example: The price of 3 flowers is not 6 but 5 ICU, 2 vases plus 1 flowers are ICU not ICU. Compile a procedure to calculate the cost of

Label:Installing the configuration Redis http://www.cnblogs.com/myrunning/p/4222385.html1.1 View current Redis files1.2 Modifying a configuration fileThe copy configuration files are redis_master.conf and redis_slave.conf, respectively:To view the current port configuration for redis_master.conf:To modify the configuration of the redis_slave.conf:1.3 Starting a master-slave Redis Service1.4 Master-Slave replication testLogin to Master service:Log in to the slave service, from the slave service t

thinking habits.B: Complex things can be simplifiedC: Turning us from the executor to the conductorExample:Buy a computer:Process-oriented: My understanding of the computer--understand my own needs--find the corresponding parameter information--go to Zhongguancun to buy a computer--bargain--Buy back the computerObject-oriented: I know I want to buy a computer--the squad leader buys it for me--the monitor buys