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https://docs.djangoproject.com/en/2.2/topics/pagination/ Paginator objects¶ The Paginator class has this constructor: class Paginator(object_list, per 阅读全文
posted @ 2017-02-14 17:42
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http://www.world-english.org/boys_names-j-l.htm w http://ename.dict.cn/list/male/F/4 http://babynames.net/all/starts-with/d?page=2 阅读全文
posted @ 2017-02-14 15:51
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w HTTP The Definitive Guide Cookies themselves are not believed to be a tremendous security risk, because they can be disabled and because much of the 阅读全文
posted @ 2017-02-14 11:31
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w HTTP The Definitive Guide 11.6.9 Cookies and Caching You have to be careful when caching documents that are involved with cookie transactions. You d 阅读全文
posted @ 2017-02-14 11:29
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w HTTP The Definitive Guide Cookies can be used to track users as they make multiple transactions to a web site. E-commerce web sites use session cook 阅读全文
posted @ 2017-02-14 11:26
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w https://www.zhihu.com/question/35307626 w 0-客户端（附加用户信息）首次请求服务端 》服务端生成session（有唯一性）、session_id，cookie（可能含有用户名、登录密码、浏览历史），并且设定cookie的生命周期、适用域名、适用域名下的路 阅读全文
posted @ 2017-02-14 11:20
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HTTP The Definitive Guide Cookies are the best current way to identify users and allow persistent sessions. They don't suffer many of the problems of 阅读全文
posted @ 2017-02-14 11:16
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w本地存储数据2种形式。 http://superuser.com/questions/292952/chrome-cookies-folder-in-windows-7 chrome://settings/cookies Settings > Show Advanced Settings > Pr 阅读全文
posted @ 2017-02-14 10:54
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w在每个URL后面都附加一个用户特有的标识码。 HTTP The Definitive Guide Some web sites keep track of user identity by generating special versions of each URL for each user. 阅读全文
posted @ 2017-02-14 10:40
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w用HTTP认证首部注册用户名。 HTTP The Definitive Guide Rather than passively trying to guess the identity of a user from his IP address, a web server can explicit 阅读全文
posted @ 2017-02-14 10:36
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HTTP The Definitive Guide Early web pioneers tried using the IP address of the client as a form of identification. This scheme works if each user has 阅读全文
posted @ 2017-02-14 10:31
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用户信息通过HTTP头部承载：不能实现用户唯一性标识。 w HTTP The Definitive Guide Table 11-1 shows the seven HTTP request headers that most commonly carry information about the 阅读全文
posted @ 2017-02-14 10:27
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w服务器要知道和谁在交谈。 HTTP The Definitive Guide Web servers may talk to thousands of different clients simultaneously. These servers often need to keep track 阅读全文
posted @ 2017-02-14 10:04
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0-服务器识别用户的目的：服务器存有不同用户的信息，而对这些信息，服务器自身、网站开发管理者、网站访问者会对其读写； 1-暂且存入服务器数据库，购物车分为2种表：购物车入车表和购物车下单表； 2-单个客户的购物车是只有一个，状态具有单一时刻，或者说，当前唯一性，其中入车表一个客户的一种商品数量大于1 阅读全文
posted @ 2017-02-14 09:59
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w元素的上的下。 阅读全文
posted @ 2017-02-14 01:23
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w调用函数次数的计算。 JavaScript: The Good Parts 4.15. Memoization Functions can use objects to remember the results of previous operations, making it possible 阅读全文
posted @ 2017-02-14 00:10
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