<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Data_Ada的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Data_Ada</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Data_Ada]]></copyright><item><title><![CDATA[#使用SAS进行变量筛选、模型诊断、多元线性回归分析 #]]></title><link>https://blog.youkuaiyun.com/Data_Ada/article/details/79660186</link><guid>https://blog.youkuaiyun.com/Data_Ada/article/details/79660186</guid><author>Data_Ada</author><pubDate>Thu, 22 Mar 2018 21:24:03 +0800</pubDate><description><![CDATA[　转载， 太经典了，学习了

来源： http://blog.sina.com.cn/s/blog_70a384770102v56h.html

第一节　多元线性回归分析的概述

　　回归分析中所涉及的变量常分为自变量与因变量。当因变量是非时间的连续性变量(自变量可包括连续性的和离散性的)时，欲研究变量之间的依存关系,多元线性回归分析是一个有力的研究工具。 
　　多元回归分析的任务就是用数理统计方...]]></description><category></category></item><item><title><![CDATA[有趣的神兽代码【学习】]]></title><link>https://blog.youkuaiyun.com/Data_Ada/article/details/72921709</link><guid>https://blog.youkuaiyun.com/Data_Ada/article/details/72921709</guid><author>Data_Ada</author><pubDate>Thu, 08 Jun 2017 16:08:33 +0800</pubDate><description><![CDATA["""
    I love animals.
              ┏┓      ┏┓
            ┏┛┻━━━┛┻┓
            ┃      ☃      ┃
            ┃  ┳┛  ┗┳  ┃
            ┃      ┻      ┃
            ┗━┓      ┏━┛
                ┃      ┗]]></description><category></category></item><item><title><![CDATA[Python字符串、时间戳、datetime时间相关转换]]></title><link>https://blog.youkuaiyun.com/Data_Ada/article/details/72900019</link><guid>https://blog.youkuaiyun.com/Data_Ada/article/details/72900019</guid><author>Data_Ada</author><pubDate>Wed, 07 Jun 2017 15:12:19 +0800</pubDate><description><![CDATA[总结的时间转换函数# datetime时间转为字符串
def Changestr(datetime1):
    str1 = datetime1.strftime('%Y-%m-%d %H:%M:%S')
    return str1
# 字符串时间转为时间戳
def Changetime(str1):
    Unixtime = time.mktime(time.strptime(str1,]]></description><category></category></item><item><title><![CDATA[python中使用plot画图，图不显示]]></title><link>https://blog.youkuaiyun.com/Data_Ada/article/details/72873352</link><guid>https://blog.youkuaiyun.com/Data_Ada/article/details/72873352</guid><author>Data_Ada</author><pubDate>Tue, 06 Jun 2017 00:47:15 +0800</pubDate><description><![CDATA[对以下数据画图结果图不显示，修改过程如下df3 = {'chinese':109, 'American':88, 'German': 66, 'Korea':23, 'Japan':5, 'England':118}
df4 = pd.DataFrame(df3)
df4.plot(kind='barh', rot=0)
运行结果：ValueError: If using all scalar va]]></description><category></category></item><item><title><![CDATA[python中排序,函数sort、sorted、argsort,collections.OrderedDict类]]></title><link>https://blog.youkuaiyun.com/Data_Ada/article/details/72855832</link><guid>https://blog.youkuaiyun.com/Data_Ada/article/details/72855832</guid><author>Data_Ada</author><pubDate>Sat, 03 Jun 2017 23:47:04 +0800</pubDate><description><![CDATA[# python中排序,函数sort、sorted、argsort,collections.OrderedDict类
内建函数：sort、sorted
numpy：argsort
collections.OrderedDict类
## 区别 
sort: 只能对list进行排序，返回的是原list的排序结果； 
sorted:可以对所有可迭代的对象(list, dict, tuple等)进行排序操作]]></description><category></category></item><item><title><![CDATA[python解析json报错ValueError: Expecting property name: line 1 column 2 (char 1)]]></title><link>https://blog.youkuaiyun.com/Data_Ada/article/details/72779559</link><guid>https://blog.youkuaiyun.com/Data_Ada/article/details/72779559</guid><author>Data_Ada</author><pubDate>Sat, 27 May 2017 11:03:15 +0800</pubDate><description><![CDATA[今天解析json文本报以下错误：
ValueError: Expecting property name: line 1 column 2 (char 1)


解析内容如下：
{'item_price': '{a=100;b=100}', 'ip': '39.182.65.246', 'class_id': '588111', 'class_urs': 'm15000000@163.c]]></description><category></category></item></channel></rss>