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How can I brew link a specific version?
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pandas read_csv and filter columns with usecols
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git remove merge commit from history
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SchleisSchleis
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4
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What are the differences between “=” and “
...ist in the user workspace.
median(x <- 1:10)
x
## [1] 1 2 3 4 5 6 7 8 9 10
In this case, x is declared in the user workspace, so you can use it after the function call has been completed.
There is a general preference among the R community for using <- for assignment (other ...
How to return a part of an array in Ruby?
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195
Yes, Ruby has very similar array-slicing syntax to Python. Here is the ri documentation for the ...
In a javascript array, how do I get the last 5 elements, excluding the first element?
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You can call:
arr.slice(Math.max(arr.length - 5, 1))
If you don't want to exclude the first element, use
arr.slice(Math.max(arr.length - 5, 0))
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Reset keys of array elements in php?
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Riz-waan
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answered May 8 '12 at 5:09
deceze♦deceze
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NumPy array initialization (fill with identical values)
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NumPy 1.8 introduced np.full(), which is a more direct method than empty() followed by fill() f...
Is there an equivalent for the Zip function in Clojure Core or Contrib?
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(map vector '(1 2 3) '(4 5 6))
does what you want:
=> ([1 4] [2 5] [3 6])
Haskell needs a collection of zipWith (zipWith3, zipWith4, ...) functions, because they all need to be of a specific type; in particular, the number of input lists they...
Tell Ruby Program to Wait some amount of time
... longer...
sleep(2.hours); sleep(3.days) # etc., etc.
# or shorter
sleep(0.5) # half a second
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