笔者收集的这些技巧来源较广,完整性不能保证。 由于数量较多,这些优化技巧没有经过测试。请各位看官在使用之前自行测试,毕竟这些技巧是否能派上用场,还是需要由PHP所在的独特环境所决定的。 找到瓶颈(Finding the Bottleneck) 面对一个性能问题是,第一步永远是找到问题产生的原因,而不 ...
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Web程序 时间:
2016-06-04 09:17:01
阅读次数:
207
Problem B: Handing Out Candies Description After the 40th ACM-ICPC, Diao Yang is thinking about finding a girlfriend because he feels very lonely when ...
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其他好文 时间:
2016-05-15 16:53:39
阅读次数:
167
Problem B: Handing Out Candies Description After the 40th ACM-ICPC, Diao Yang is thinking about finding a girlfriend because he feels very lonely when ...
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其他好文 时间:
2016-05-14 18:45:01
阅读次数:
177
Finding Nemo Time Limit: 2000MS Memory Limit: 30000K Total Submissions: 8631 Accepted: 2019 Description Nemo is a naughty boy. One day he went into th ...
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其他好文 时间:
2016-05-02 18:21:31
阅读次数:
149
Lesson 1 Finding fossil man 发现化石人 1、我们能够从书中了解到事情We can read of things那些事情发生在5000年以前 that happened 5,000 years ago 在近东地区,in the Near East,在那里where人们最早学 ...
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其他好文 时间:
2016-05-01 12:16:21
阅读次数:
237
Step 1: Use the key to find this node in BST, time complexity is log(n) Step 2: after finding this node, we have 3 different conditions: 1, if this no ...
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其他好文 时间:
2016-04-21 18:34:53
阅读次数:
172
The news last month that gravitational waves had been discovered made waves throughout the world of science.
The finding, from the Laser Interferometer Gravitational-Wave Observatory, or LIGO, showe...
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其他好文 时间:
2016-04-17 22:50:43
阅读次数:
229
创建新的元素 创建新的元素 (1)使用 HTML DOM 创建元素 (2)使用 jQuery 函数创建元素 将元素添加到对象上 将元素添加到对象上 或者使用简单语法: 管理包装集 管理包装集 1. 过滤 Filtering 2. 查找 Finding 3. 串联 Chaining ...
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Web程序 时间:
2016-04-12 12:45:34
阅读次数:
149
Dreams of finding lost treasure almost came true recently. A new machine called 'The Revealer' has been invented and it has been used to detect gold w
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其他好文 时间:
2016-03-19 22:46:41
阅读次数:
288
http://www.cnblogs.com/michaelsea/archive/2007/10/18/929230.html XPath is a language for finding information in an XML document. XPath is used to navi
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其他好文 时间:
2016-03-09 17:29:07
阅读次数:
203