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Extract value of attribute node via XPath
How can I extract the value of an attribute node via XPath?
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Index of Currently Selected Row in DataGridView
It's that simple. How do I get the index of the currently selected Row of a DataGridView ? I don't want the Row object, I want the index (0 .. n).
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grep exclude multiple strings
I am trying to see a log file using tail -f and want to exclude all lines containing the following strings:
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How to get everything after last slash in a URL?
How can I extract whatever follows the last slash in a URL in Python? For example, these URLs should return the following:
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Smarty中date_format日期格式化详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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%m - 十进制月份（范围从 01 到 12）
%M - 十进制分钟数
%n - 换行符
%p - 根据给定的时间值为 `am' 或 `pm'，或者当前区域设置中的相应字符串
%r - 用 a.m. 和 p.m. 符号的时间
%R - 24 小时符号的时间
%S - 十进制秒数
%t - 制表符
%T - ...
What key shortcuts are to comment and uncomment code?
There were Ctrl + E + C (comment) and Ctrl + E + U (uncomment) in older versions, or Ctrl + K + C and Ctrl + K + U .
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Error renaming a column in MySQL
How do I rename a column in table xyz ? The columns are:
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Approximate cost to access various caches and main memory?
Can anyone give me the approximate time (in nanoseconds) to access L1, L2 and L3 caches, as well as main memory on Intel i7 processors?
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What is the string concatenation operator in Oracle?
What is the string concatenation operator in Oracle SQL?
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Print all day-dates between two dates [duplicate]
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5 Answers
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