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How to convert a boolean array to an int array
...[ True, False, True], dtype=bool)
>>> x + [1, 2, 3]
array([2, 2, 4])
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MySql: Tinyint (2) vs tinyint(1) - what is the difference?
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Xcode 4 and Core Data: How to enable SQL Debugging
...e is for Xcode 3 and it's just not clear to me how to enable this in Xcode 4.
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How to work around the stricter Java 8 Javadoc when using Maven
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answered Jan 15 '16 at 10:04
Fred PorciúnculaFred Porciúncula
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Not class selector in jQuery
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lonesomedaylonesomeday
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Entity Framework Join 3 Tables
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answered Jan 10 '14 at 18:30
MarcinJuraszekMarcinJuraszek
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In git, is there a way to show untracked stashed files without applying the stash?
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edited Oct 2 '12 at 4:59
answered Oct 1 '12 at 22:12
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The Ruby %r{ } expression
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– Steven Hirlston
May 18 '15 at 18:42
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It's almost as if ruby was designed to write as horrible...
How can I specify working directory for popen
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Mark RushakoffMark Rushakoff
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Remove duplicated rows using dplyr
...rame [3 x 3]
## Groups: x, y
##
## x y z
## 1 0 1 1
## 2 1 0 2
## 3 1 1 4
(In dplyr 0.2 you won't need the dummy z variable and will just be
able to write row_number() == 1)
I've also been thinking about adding a slice() function that would
work like:
df %>% group_by(x, y) %>% slice(fro...