大约有 42,000 项符合查询结果（耗时：0.0715秒） [XML]
Is there a method to generate a UUID with go language
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32
u[8] = (u[8] | 0x80) & 0xBF // what's the purpose ?
u[6] = (u[6] | 0x40) & 0x4F // what...
Good Java graph algorithm library? [closed]
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edited May 3 '15 at 1:41
community wiki
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Set value of hidden input with jquery
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130
You should use val instead of value.
<script type="text/javascript" language="javascript"&g...
What should my Objective-C singleton look like? [closed]
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jscs
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answered Dec 5 '08 at 8:24
Robbie HansonRo...
How can I see the size of files and directories in linux? [closed]
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edited Dec 29 '19 at 3:24
answered Jul 30 '12 at 10:59
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How to Customize the time format for Python logging?
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236
From the official documentation regarding the Formatter class:
The constructor takes two op...
How to convert a negative number to positive?
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edited Oct 5 '10 at 23:28
answered Oct 4 '10 at 10:26
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Update an outdated branch against master in a Git repo
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answered Jan 22 '12 at 23:45
Daniel PittmanDaniel Pittman
14.8k44 gold badges3636 silver badges3333 bronze badges
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How to write a bash script that takes optional input arguments?
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743
You could use the default-value syntax:
somecommand ${1:-foo}
The above will, as described in...
Checking if a string can be converted to float in Python
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316
I would just use..
try:
float(element)
except ValueError:
print "Not a float"
..it'...