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Demand:1: Each user's shopping cart (CART) is cached in memory with the appropriate data structure.2: The access to each data object, reasonably set up and manage the cache (using a separate module read and write database). Make the program structure manageable and maintainable.3: Set a stock for each item. Placing an order (assuming no payment is required) completes the need to reduce inventory.4: The current inventory of the item details page is loaded with Ajax delay.Realize:1: Database uses

This article mainly introduces Python's use of Baidu API to upload files to Baidu online storage for code sharing. This article uses a third-party library poster and provides links in the article, for more information about how to obtain access_token, see the OAuth 2.0 API opened by Baidu. We will not introduce it here. Third-party Python library Poster The code is as follows: # Coding: UTF-8Import urlli

Programming Test Questions:Enter a positive integer to decompose it into the product of a prime number, enter the format of M consecutively, and then decompose the m number separately, asInput:21020Output:2 52 2 5Python Code:Def primes (n): PRIMFAC = [] d = 2 while d*d n = N + [int (raw_input ())] i = i+1i=0while i　　Baidu Online written test programming question (Python): integer decompositi

1 #-*-coding:utf-8-*-2 fromSeleniumImportWebdriver3 fromSelenium.webdriver.common.action_chainsImportActionchains4 fromSelenium.webdriver.support.uiImportwebdriverwait5 6 Import Time7 8Driver = Webdriver. Firefox (executable_path='/users/huiliang/downloads/geckodriver')9Driver.get ("http://pan.baidu.com/")TenDriver.implicitly_wait (10) One A #login Baidu Net disk -Driver.find_element_by_xpath ('//*[@id = "Login-middle"]/div/div[6]/div[2]/a'). Click () -DRIVER.FIND_ELEMENT_BY_ID ('Tangram__ps

The 1th chapter of the course introduction1-1 Project presentation and course introduction;2nd. Building a development environment under Windows2-1 installation of Pycharm, navicat and Python interpreters;2-2 virtualenv installation and configuration;simple use of 2-3 pycharm and Navicat;The 3rd chapter reviews the Django basics through the message board function3-1 Django Directory Introduction3-2 Configuring form pages3-3 Django ORM Introduction and

= R ' http://www.witmart.com/cn/web-design/jobs ' webhost = R ' Http://www.witmart.com/cn/web-design/jobs ' NumPages = 22class Readpagethread (Thread): def run (self): Global listpage Global target global num Pages Global Pagelock Global openend self.nextpage = 1 while numpages! = 0:f = Sel F.openpage (target) Pagelock.acquire () listpage.append (f) Print Target + ' is finished. ' Pagelock.release () target = Self.findnext (f) numpages-= 1 openend = True DEF Openpage