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Pandas: drop a level from a multi-level column index?
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321
You can use MultiIndex.droplevel:
>>> cols = pd.MultiIndex.from_tuples([("a", "b"), (...
Can I convert long to int?
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218
Just do (int)myLongValue. It'll do exactly what you want (discarding MSBs and taking LSBs) in ...
Moving Git repository content to another repository preserving history
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ChronialChronial
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to drawRect or not to drawRect (when should one use drawRect/Core Graphics vs subviews/images and wh
...te this up as well.
– Bob Spryn
Apr 21 '14 at 2:35
Wish I could upvote this twice. Thanks for the great writeup!
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Callback on CSS transition
... Cœur
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answered Jan 18 '10 at 16:51
Doug NeinerDoug Neiner
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Designing function f(f(n)) == -n
...till 0
– Joel Coehoorn
Apr 8 '09 at 21:25
3
No it isn't. f(-1) = 0. f(0) = 1
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passport.js RESTful auth
...cation.
– Ryan Kimber
Jun 16 '14 at 21:36
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@Nathan: basic auth over https is secure, so yes, tha...
When do you use varargs in Java?
...ut.println("sum is "+sum );
}
}
Output :
2
sum is 12
3
sum is 21
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filtering NSArray into a new NSArray in Objective-C
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answered Sep 21 '08 at 5:43
lajoslajos
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SQL “between” not inclusive
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answered May 2 '13 at 21:03
Gordon LinoffGordon Linoff
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