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How to express infinity in Ruby?
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Dorian
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answered Apr 25 '11 at 12:31
MattMatt
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What's the difference between RANK() and DENSE_RANK() functions in oracle?
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RANK gives you the ranking within your ordered partition. Ties are assigned the same rank, with...
Is it intended by the C++ standards committee that in C++11 unordered_map destroys what it inserts?
...s behaviour occurs in very recent compilers only: I found that clang 3.2-3.4 and GCC 4.8 are the only compilers to demonstrate this "feature".
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How to get execution time in rails console?
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timing = Benchmark.measure { Post.all }
The various attributes of the object returned (Benchm...
What does this square bracket and parenthesis bracket notation mean [first1,last1)?
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4 Answers
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How to split a sequence into two pieces by predicate?
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By using partition method:
scala> List(1,2,3,4).partition(x => x % 2 == 0)
res0: (List[Int], List[Int]) = (List(2, 4),List(1, 3))
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Convert a row of a data frame to vector
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answered Jan 23 '13 at 16:42
Ben BolkerBen Bolker
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How to get subarray from array?
I have var ar = [1, 2, 3, 4, 5] and want some function getSubarray(array, fromIndex, toIndex) , that result of call getSubarray(ar, 1, 3) is new array [2, 3, 4] .
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How can I get a Bootstrap column to span multiple rows?
...="stylesheet"/>
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