大约有 41,300 项符合查询结果（耗时：0.0643秒） [XML]
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...
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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What should my Objective-C singleton look like? [closed]
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jscs
61.3k1212 gold badges141141 silver badges184184 bronze badges
answered Dec 5 '08 at 8:24
Robbie HansonRo...
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...
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Update an outdated branch against master in a Git repo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
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How to list all tags that contain a commit?
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357
git tag --contains <commit>
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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'...
How do I script a “yes” response for installing programs?
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213
The 'yes' command will echo 'y' (or whatever you ask it to) indefinitely. Use it as:
yes | com...