大约有 43,000 项符合查询结果（耗时：0.0701秒） [XML]
How to find encoding of a file via script on Linux?
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436
Sounds like you're looking for enca. It can guess and even convert between encodings. Just loo...
How to express a One-To-Many relationship in Django
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140
To handle One-To-Many relationships in Django you need to use ForeignKey.
The documentation on...
How to create PDF files in Python [closed]
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14 Answers
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Remove non-utf8 characters from string
... // Encode as 11000011 10xxxxxx.
return "\xC3".chr(ord($captures[3])-64);
}
}
preg_replace_callback($regex, "utf8replacer", $text);
EDIT:
!empty(x) will match non-empty values ("0" is considered empty).
x != "" will match non-empty values, including "0".
x !== "" will match anything excep...
What's the u prefix in a Python string?
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answered Mar 17 '10 at 18:45
Stefan KendallStefan Kendall
59.9k6161 gold badges228228 silver badges387387 bronze badges
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How to get the instance id from within an ec2 instance?
...See the EC2 documentation on the subject.
Run:
wget -q -O - http://169.254.169.254/latest/meta-data/instance-id
If you need programatic access to the instance ID from within a script,
die() { status=$1; shift; echo "FATAL: $*"; exit $status; }
EC2_INSTANCE_ID="`wget -q -O - http://169.254.169.2...
Selenium WebDriver: Wait for complex page with JavaScript to load
... for this, however, is horrible. Firefox began to try to support it from FF4 onwards (still evolving), IE has basic support in IE9.
And I guess I could come up with another flawed solution soon. The fact is - there's no definite answer on when to say "now the page is complete" because of the everl...
Form inside a form, is that alright? [duplicate]
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OdedOded
452k8484 gold badges820820 silver badges963963 bronze badges
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Indenting #defines
..." and the identifier) you prefer.
http://www.delorie.com/gnu/docs/gcc/cpp_48.html
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ToList()— does it create a new list?
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edited May 5 '10 at 14:37
answered May 5 '10 at 14:32
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