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Extract a regular expression match
...rary(stringr)
str_locate("aaa12xxx", "[0-9]+")
# start end
# [1,] 4 5
str_extract("aaa12xxx", "[0-9]+")
# [1] "12"
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Extract value of attribute node via XPath
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14
I agree, the question was how to get the value of the attribute
– Vladtn
Apr 16 '13 at 19:24
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Dynamically creating keys in a JavaScript associative array
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144
Use the first example. If the key doesn't exist it will be added.
var a = new Array();
a['nam...
How to convert a normal Git repository to a bare one?
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answered Feb 4 '10 at 15:06
Jörg W MittagJörg W Mittag
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Get raw POST body in Python Flask regardless of Content-Type header
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Get unique values from a list in python [duplicate]
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edited Oct 9 '19 at 4:05
Boris
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answered Oc...
Linux的诞生和发展 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...计算机书籍。AST 虽出生在美国纽约，但是是荷兰侨民(1914 年他的祖辈来到美国)。他在纽约上的中学、M.I.T上的大学、加洲大学Berkeley 分校念的博士学位。由于读博士后的缘故，他来到了家乡荷兰。从此就与家乡一直有来往。后...
grep exclude multiple strings
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edited Oct 14 '14 at 13:39
answered Aug 11 '14 at 18:28
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How do I convert a TimeSpan to a formatted string? [duplicate]
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