摘要: 线性回归的Spark/Python实现,具体细节后续补充。 阅读全文
posted @ 2015-05-13 17:27 m_CHaN 阅读(1122) 评论(0) 推荐(0) 编辑
摘要: 分布式框架Spark下实现逻辑回归,先附上源码,方法细节后续补充。 阅读全文
posted @ 2015-05-13 17:16 m_CHaN 阅读(2036) 评论(0) 推荐(0) 编辑
摘要: Python + lxml获取豆瓣新书信息(包括书名,作者,简介,url),将结果重定向到txt文本文件。 阅读全文
posted @ 2015-05-13 16:51 m_CHaN 阅读(563) 评论(0) 推荐(0) 编辑
摘要: Design a stack that supports push, pop, top, and retrieving the minimum element in constant time. 阅读全文
posted @ 2015-05-13 11:20 m_CHaN 阅读(302) 评论(0) 推荐(0) 编辑
摘要: You are climbing a stair case. It takes n steps to reach to the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top? 阅读全文
posted @ 2015-05-13 11:06 m_CHaN 阅读(200) 评论(0) 推荐(0) 编辑