大约有 47,000 项符合查询结果（耗时：0.0425秒） [XML]
How do I compare version numbers in Python?
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386
Use packaging.version.parse.
>>> from packaging import version
>>> version.p...
Is there an R function for finding the index of an element in a vector?
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481
The function match works on vectors :
x <- sample(1:10)
x
# [1] 4 5 9 3 8 1 6 10 7 ...
Redirect non-www to www in .htaccess
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absiddiqueLive
7,19133 gold badges1818 silver badges2929 bronze badges
answered Aug 21 '12 at 8:09
Randall HuntRandall Hunt
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Why is it OK to return a 'vector' from a function?
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68
Can we guarantee it will not die?
As long there is no reference returned, it's perfectly fi...
C++ unordered_map using a custom class type as the key
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answered Jun 10 '13 at 5:18
jogojapanjogojapan
60.9k99 gold badges8484 silver badges121121 bronze badges
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How to fix a locale setting warning from Perl?
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Your OS doesn't know about en_US.UTF-8.
You didn't mention a specific platform, but I can reproduce your problem:
% uname -a
OSF1 hunter2 V5.1 2650 alpha
% perl -e exit
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings...
leading zeros in rails
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338
It'd be better to store it as an integer and just display it as you described on runtime. Every ...
How can I set Image source with base64
...e/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg=='
);
Real answer:
(And make sure you remove the line-breaks in the base64.)
share
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Executing an EXE file using a PowerShell script
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128
& "C:\Program Files\Automated QA\TestExecute 8\Bin\TestExecute.exe" C:\temp\TestProject1\Tes...
What does the number in parentheses shown after Unix command names in manpages mean?
... Jeroen
50.2k2727 gold badges161161 silver badges258258 bronze badges
answered Sep 15 '08 at 13:42
Ian GIan G
9,14955 gold badges...