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How does the extend() function work in jQuery?
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answered Jan 12 '11 at 17:45
Craig WalkerCraig Walker
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How to access pandas groupby dataframe by key
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In [21]: gb.get_group('foo')
Out[21]:
A B C
0 foo 1.624345 5
2 foo -0.528172 11
4 foo 0.865408 14
Note: This doesn't require creating an intermediary dictionary / copy of every subdataframe for every group, so will be much more memory-efficient that creating the naive d...
Is there a way to pass optional parameters to a function?
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edited Jan 9 '16 at 6:24
answered Dec 24 '12 at 7:29
Jim...
Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])
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534
if [ ! -z "$var" ] && [ -e "$var" ]; then
# something ...
fi
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How to validate an Email in PHP?
...d suffice.
Update 1: As pointed out by @binaryLV:
PHP 5.3.3 and 5.2.14 had a bug related to
FILTER_VALIDATE_EMAIL, which resulted in segfault when validating
large values. Simple and safe workaround for this is using strlen()
before filter_var(). I'm not sure about 5.3.4 final, but it is...
How does RegexOptions.Compiled work?
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304
RegexOptions.Compiled instructs the regular expression engine to compile the regular expression ...
When is an interface with a default method initialized?
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4 Answers
4
Active
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Why does sed not replace all occurrences?
...runo Reis
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1
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Extracting substrings in Go
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149
It looks like you're confused by the working of slices and the string storage format, which is ...