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Matt DeLand mdeland

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mdeland / basic_query.csv
Last active March 23, 2020 03:33
Summarizing Data in SQL
date num_customers distinct_customers total_bananas total_revenue revenue_per_sale
2016-01-01 345 287 564 3689 6.54
2016-01-02 364 299 582 4080 7.01
... ... ... ... ... ...
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mdeland / gist:44de8978d4cb6ee7deed
Created November 8, 2014 23:56
w32 + haskell
import Data.Bits.Extras
import Data.Hashable
{-
:info w32
w32 :: Integral a => a -> GHC.Word.Word32
-- Defined in ‘Data.Bits.Extras’
-}
filter (/= 0) (map (w32 . hash) ([1.0 .. 10000.0]::[Double]))
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mdeland / gist:22ffbd11581e705b0653
Created October 1, 2014 19:16
test test test
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mdeland / gist:cc1f1531078e5390aa54
Created June 13, 2014 04:37 — forked from debasishg/gist:8172796
  1. General Background and Overview