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How to define an enum with string value?
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answered Dec 21 '11 at 10:33
Jon SkeetJon Skeet
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Time complexity of Sieve of Eratosthenes algorithm
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answered Apr 6 '10 at 5:17
ShreevatsaRShreevatsaR
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What's this =! operator? [duplicate]
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10
@Jonathan Hobbs: "mistyping"
– wchargin
Jan 10 '14 at 3:47
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How do I search within an array of hashes by hash values in ruby?
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answered Feb 11 '10 at 14:11
Jordan RunningJordan Running
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How to click first link in list of items after upgrading to Capybara 2.0?
... relevant to capybara
– keoghpe
May 10 '17 at 10:18
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Isn't that jQuery?
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C# switch on type [duplicate]
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Noctis
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answered Dec 18 '10 at 14:51
Mark HMark H
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How to exclude file only from root folder in Git
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answered Sep 3 '10 at 16:26
Manoj GovindanManoj Govindan
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Django: Why do some model fields clash with each other?
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answered Jul 17 '09 at 10:20
Daniel RosemanDaniel Roseman
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How to sort a dataFrame in python pandas by two or more columns?
...lse])
For example:
In [11]: df1 = pd.DataFrame(np.random.randint(1, 5, (10,2)), columns=['a','b'])
In [12]: df1.sort(['a', 'b'], ascending=[True, False])
Out[12]:
a b
2 1 4
7 1 3
1 1 2
3 1 2
4 3 2
6 4 4
0 4 3
9 4 3
5 4 1
8 4 1
As commented by @renadeen
Sort isn't ...
How do I automatically sort a has_many relationship in Rails?
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edited Apr 10 '09 at 23:44
answered Apr 10 '09 at 21:54
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