大约有 43,200 项符合查询结果（耗时：0.0554秒） [XML]
dplyr: “Error in n(): function should not be called directly”
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120
I presume you have dplyr and plyr loaded in the same session. dplyr is not plyr. ddply is not ...
How to reload apache configuration for a site without restarting apache
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187
should be possible using the command
sudo /etc/init.d/apache2 reload
hope that helps
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IE7 does not understand display: inline-block
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301
The IE7 display: inline-block; hack is as follows:
display: inline-block;
*display: inline;
zoo...
python's re: return True if string contains regex pattern
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import re
word = 'fubar'
regexp = re.compile(r'ba[rzd]')
if regexp.search(word):
print 'matc...
CASCADE DELETE just once
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178
No. To do it just once you would simply write the delete statement for the table you want to ...
try {} without catch {} possible in JavaScript?
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11 Answers
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curl: (60) SSL certificate problem: unable to get local issuer certificate
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edited Feb 20 at 5:17
Bret Weinraub
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answered Aug 5 '15 at...
Determine whether an array contains a value [duplicate]
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18 Answers
18
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is there a require for json in node.js
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edited Jan 29 '18 at 11:57
Frank Nocke
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