<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[还没想好名字的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/qqTAP</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qqTAP]]></copyright><item><title><![CDATA[python+opencv]]></title><link>https://blog.youkuaiyun.com/qqTAP/article/details/43794037</link><guid>https://blog.youkuaiyun.com/qqTAP/article/details/43794037</guid><author>qqTAP</author><pubDate>Fri, 13 Feb 2015 14:28:19 +0800</pubDate><description><![CDATA[安装相关软件包
如果只是用来运行OpenCV程序，仅需安装libcv1，libcvaux1，libhighgui1：
apt-get install libcv1 libcvaux1 libhighgui1

如果你要使用OpenCV来编写程序，那么还需要安装libcv-dev，libcvaux-dev，libhighgui-dev包。
apt-get install libcv-dev ]]></description><category></category></item><item><title><![CDATA[2011-05-11 15:38 关于dpkg：处理 xxx (--configure)时出错]]></title><link>https://blog.youkuaiyun.com/qqTAP/article/details/43417033</link><guid>https://blog.youkuaiyun.com/qqTAP/article/details/43417033</guid><author>qqTAP</author><pubDate>Mon, 02 Feb 2015 21:36:03 +0800</pubDate><description><![CDATA[办法如下：
1.$ sudo mv /var/lib/dpkg/info /var/lib/dpkg/info_old //现将info文件夹更名
2.$ sudo mkdir /var/lib/dpkg/info //再新建一个新的info文件夹
3.$ sudo apt-get update, apt-get -f install //不用解释了吧
4.$ sudo mv /var/l]]></description><category></category></item><item><title><![CDATA[Ubuntu 查看当前路径命令]]></title><link>https://blog.youkuaiyun.com/qqTAP/article/details/43371301</link><guid>https://blog.youkuaiyun.com/qqTAP/article/details/43371301</guid><author>qqTAP</author><pubDate>Sun, 01 Feb 2015 13:49:38 +0800</pubDate><description><![CDATA[Ubuntu 查看当前路径命令：pwd]]></description><category></category></item><item><title><![CDATA[解决ubuntu下     Non-keyword arg after keyword arg   的问题]]></title><link>https://blog.youkuaiyun.com/qqTAP/article/details/43310283</link><guid>https://blog.youkuaiyun.com/qqTAP/article/details/43310283</guid><author>qqTAP</author><pubDate>Fri, 30 Jan 2015 18:53:25 +0800</pubDate><description><![CDATA[在python中，这两个是python中的可变参数，*arg表示任意多个无名参数，类型为tuple，**kwargs表示关键字参数，为dict，使用时需将*arg放在**kwargs之前，否则会有“SyntaxError: non-keyword arg after keyword arg”的语法错误]]></description><category></category></item><item><title><![CDATA[Ubuntu下对只读文件的修改]]></title><link>https://blog.youkuaiyun.com/qqTAP/article/details/43310237</link><guid>https://blog.youkuaiyun.com/qqTAP/article/details/43310237</guid><author>qqTAP</author><pubDate>Fri, 30 Jan 2015 18:50:53 +0800</pubDate><description><![CDATA[首先，用命令 sudo su 进入root， 然后chmod +w filename
其次，使用编辑器vim对文件进行操作。]]></description><category></category></item><item><title><![CDATA[python下出现SyntaxError: Non-ASCII character '\xe5' in file   的解决办法]]></title><link>https://blog.youkuaiyun.com/qqTAP/article/details/42182883</link><guid>https://blog.youkuaiyun.com/qqTAP/article/details/42182883</guid><author>qqTAP</author><pubDate>Sat, 27 Dec 2014 00:28:47 +0800</pubDate><description><![CDATA[在运行python时发现了如下一个问题：
File "figure4_5.py", line 22
SyntaxError: Non-ASCII character '\xe5' in file figure4_5.py on line 22, but no encoding declared; see http://www.python.org/peps/pep-0263.html for ]]></description><category></category></item><item><title><![CDATA[机器学习笔迹（二）]]></title><link>https://blog.youkuaiyun.com/qqTAP/article/details/42182259</link><guid>https://blog.youkuaiyun.com/qqTAP/article/details/42182259</guid><author>qqTAP</author><pubDate>Sat, 27 Dec 2014 00:19:24 +0800</pubDate><description><![CDATA[这几天终于把第二章看完了，内容不多，代码倒是不少，里面涉及一些作图之类的，归纳如下：
1.import matplotlib.pyplot as plt
plt.fill_between([t,x1],[y0,y0],[y1,y1],color=area2c)表示由四个点（t,y1）,(x1,y0)(t,y1)(x1,y1)依次连线成为多边形，并用color填充 。


2.
plt.p]]></description><category></category></item><item><title><![CDATA[ubuntu下Rstudio的安装过程（桌面版）]]></title><link>https://blog.youkuaiyun.com/qqTAP/article/details/42122747</link><guid>https://blog.youkuaiyun.com/qqTAP/article/details/42122747</guid><author>qqTAP</author><pubDate>Wed, 24 Dec 2014 13:21:20 +0800</pubDate><description><![CDATA[Rstuio安装很简单，首先从http://www.rstudio.com/products/RStudio/下载对应版本
然后输入
sudo dpkg -i rstudio-*.deb安装完成后输入rstudio即可打开]]></description><category></category></item><item><title><![CDATA[如何在ubuntu上安装java(64bit)]]></title><link>https://blog.youkuaiyun.com/qqTAP/article/details/42110591</link><guid>https://blog.youkuaiyun.com/qqTAP/article/details/42110591</guid><author>qqTAP</author><pubDate>Tue, 23 Dec 2014 22:03:23 +0800</pubDate><description><![CDATA[ubuntu13.10安装 jdk-7u71-linux-x64.tar.gz 


注意要装对应系统的版本（32位与64位区别）




1.下载jdk-7u71-linux-x64.tar.gz 
2.将jdk-7u71-linux-x64.tar.gz 拷贝到/usr/lib/jdk/目录下面，这里如果没有jdk文件夹，则创建该文件夹,命令:


sudo mkdir]]></description><category></category></item><item><title><![CDATA[机器学习系统设计笔迹（一）]]></title><link>https://blog.youkuaiyun.com/qqTAP/article/details/42084445</link><guid>https://blog.youkuaiyun.com/qqTAP/article/details/42084445</guid><author>qqTAP</author><pubDate>Mon, 22 Dec 2014 20:10:34 +0800</pubDate><description><![CDATA[最近刚买了一本《机器学习系统设计》的书，一方面可以学习机器学习，一方面可以练练python。今天看完了第一章，写了下代码，也发现了些问题，在此便做些笔记备忘。




1.～
～是逻辑运算符，取反
a = 1
sp.isnan(a)
True
~sp.isnan(a)
False



2.matplotlib.pyplot里的一些函数


2.1scatter
sc]]></description><category></category></item><item><title><![CDATA[如何提取每个单词所出现的句子]]></title><link>https://blog.youkuaiyun.com/qqTAP/article/details/41989453</link><guid>https://blog.youkuaiyun.com/qqTAP/article/details/41989453</guid><author>qqTAP</author><pubDate>Wed, 17 Dec 2014 22:09:55 +0800</pubDate><description><![CDATA[import string
import operator
fin = open(filename) 
par = ' '
part = {}
words = []
for line in fin:	
	line = line.strip()
	pa = ''.join([line,''])
	par = ''.join([par, pa])

par = par.replace('?', '.']]></description><category></category></item><item><title><![CDATA[如何提取一篇英文文章的所有单词]]></title><link>https://blog.youkuaiyun.com/qqTAP/article/details/41989413</link><guid>https://blog.youkuaiyun.com/qqTAP/article/details/41989413</guid><author>qqTAP</author><pubDate>Wed, 17 Dec 2014 22:07:59 +0800</pubDate><description><![CDATA[import string
fin = open(filename) 
words = []
count = 0
for line in fin:
	line = line.replace('-',' ')
	for word in line.split():
		word = word.strip(string.punctuation + string.whitespace)
		word = ]]></description><category></category></item><item><title><![CDATA[E: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用)]]></title><link>https://blog.youkuaiyun.com/qqTAP/article/details/41759035</link><guid>https://blog.youkuaiyun.com/qqTAP/article/details/41759035</guid><author>qqTAP</author><pubDate>Fri, 05 Dec 2014 22:24:05 +0800</pubDate><description><![CDATA[错误描述：
tap@tap-ThinkPad-Edge-E430c:~/桌面$ sudo apt-get update
E: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用)
E: 无法对目录 /var/lib/apt/lists/ 加锁

解决办法：

tap@tap-ThinkPad-Edge-E430c:~/桌面$ sudo]]></description><category></category></item></channel></rss>