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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...
Getting current unixtimestamp using Moment.js
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Eclipse WTP vs sydeo, “ serves modules without publishing ”
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answered Oct 3 '14 at 19:06
MarkoMarko
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Ruby: How to iterate over a range, but in set increments?
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How can I add a boolean value to a NSDictionary?
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edited Feb 12 '15 at 19:45
radiovisual
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What is the `zero` value for time.Time in Go?
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answered Apr 14 '14 at 4:33
zeantsoizeantsoi
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