大约有 40,000 项符合查询结果（耗时：0.0412秒） [XML]
Check if $_POST exists
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answered Aug 16 '10 at 21:15
RafaelRafael
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Why is require_once so bad to use?
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if defined 0.18587779998779 0.046600103378296
require_once 1.2219581604004 3.2908599376678
10-100× slower with require_once and it's curious that require_once is seemingly slower in hhvm. Again, this is only relevant to your code if you're running *_once thousands of times.
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How to list all properties of a PowerShell object
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Peter Mortensen
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answered Aug 31 '11 at 15:12
Keith HillKeith H...
Defining private module functions in python
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edited Nov 8 '17 at 21:55
Craig S. Anderson
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Is errno thread-safe?
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Charles SalviaCharles Salvia
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Change SVN repository URL
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210
Given that the Apache Subversion server will be moved to this new DNS alias: sub.someaddress.c...
Escaping regex string
...ng?)
– Cees Timmerman
Aug 11 '18 at 21:58
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Formatting numbers (decimal places, thousands separators, etc) with CSS
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answered Oct 9 '18 at 21:32
CascadiaJSCascadiaJS
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Explicitly select items from a list or tuple
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list( myBigList[i] for i in [87, 342, 217, 998, 500] )
I compared the answers with python 2.5.2:
19.7 usec: [ myBigList[i] for i in [87, 342, 217, 998, 500] ]
20.6 usec: map(myBigList.__getitem__, (87, 342, 217, 998, 500))
22.7 usec: itemgetter(87, 342, 217...
Total memory used by Python process?
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BasjBasj
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