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How can I open Windows Explorer to a certain directory from within a WPF app?
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answered Nov 17 '09 at 2:01
Jamie PenneyJamie Penney
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What is a pre-revprop-change hook in SVN, and how do I create it?
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52
Basically it's a script that is launched before unversioned property is modified on the reposito...
How to change the font size on a matplotlib plot
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12 Answers
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How to set a Header field on POST a form?
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edited Mar 1 '12 at 13:29
answered Mar 1 '12 at 13:20
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How do I execute a string containing Python code in Python?
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For statements, use exec(string) (Python 2/3) or exec string (Python 2):
>>> mycode = 'print "hello world"'
>>> exec(mycode)
Hello world
When you need the value of an expression, use eval(string):
>>> x = eval("2+2")
>>> x
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Pandas selecting by label sometimes return Series, sometimes returns DataFrame
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102
Granted that the behavior is inconsistent, but I think it's easy to imagine cases where this is ...
CentOS+Nginx+PHP+MySQL详细配置(图解) - 更多技术 - 清泛网 - 专注C/C++及内核技术
... //启动MySQL
#/usr/local/mysql/bin/mysqladmin -u root password 123456 //设置MySQL密码
#cp support-files/my-medium.cnf /etc/my.cnf
#echo "/usr/local/mysql/bin/mysqld_safe &" >>/etc/rc.local
二、安装PCRE
PCRE是perl所用到的正则表达式，目的是让所装...