大约有 48,000 项符合查询结果（耗时：0.0603秒） [XML]
How to delete a record in Django models?
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answered Sep 27 '10 at 16:51
WolphWolph
66.6k99 gold badges120120 silver badges141141 bronze badges
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Detect Chrome extension first run / update
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answered Mar 8 '10 at 14:03
Mohamed MansourMohamed Mansour
35k99 gold badges107107 silver badges8585 bronze badges
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Rename specific column(s) in pandas
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Timings:
%%timeit
df.rename(columns={'gdp':'log(gdp)'}, inplace=True)
10000 loops, best of 3: 168 µs per loop
%%timeit
df.columns = ['log(gdp)' if x=='gdp' else x for x in df.columns]
10000 loops, best of 3: 58.5 µs per loop
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Insert into a MySQL table or update if exists
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answered Nov 17 '10 at 14:12
DonnieDonnie
39.7k88 gold badges6060 silver badges8282 bronze badges
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Deploy a project using Git push
...it's accessible.
– Jeff Ferland
May 10 '10 at 21:41
39
Alternatively just make the public directo...
What is the difference between “text” and new String(“text”)?
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answered Jun 16 '10 at 10:30
polygenelubricantspolygenelubricants
336k117117 gold badges535535 silver badges606606 bronze badges
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Why do I have to access template base class members through the this pointer?
...thered to look up. :) +1
– jalf
Jan 10 '11 at 3:41
20
@jalf: is there such a thing as the C++QTWB...
optional local variables in rails partial templates: how do I get out of the (defined? foo) mess?
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answered Jan 13 '10 at 23:12
jonniijonnii
26.8k55 gold badges7575 silver badges106106 bronze badges
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Else clause on Python while statement
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edited Jul 21 '10 at 7:48
answered Jul 21 '10 at 2:51
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ReadOnlyCollection or IEnumerable for exposing member collections?
...roduced by Skip(0)
– shojtsy
Feb 1 '10 at 23:45
6
-1 Is it just me or is this an answer to a diff...