前言命令（Command）模式的定义如下：将一个请求封装为一个对象，使发出请求的责任和执行请求的责任分割开。这样两者之间通过命令对象进行沟通，这样方便将命令对象进行储存、传递、调用...
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The Elements of Statistical Learning
Trevor Hastie、Robert Tibshirani、Jerome Friedman / Springer / 2009-10-1 / GBP 62.99
During the past decade there has been an explosion in computation and information technology. With it have come vast amounts of data in a variety of fields such as medicine, biology, finance, and mark......一起来看看 《The Elements of Statistical Learning》 这本书的介绍吧!
