large-scale Questions

2

I have a big dataframe (~30M rows). I have a function f. The business of f is to run through each row, check some logics and feed the outputs into a dictionary. The function needs to be performed r...
Sunda asked 25/8, 2017 at 8:48

8

Solved

What is a good way to design/structure large functional programs, especially in Haskell? I've been through a bunch of the tutorials (Write Yourself a Scheme being my favorite, with Real W...
Rigorous asked 20/6, 2010 at 1:21

3

Solved

I need to optimize a surface represented by a 2D grid of points to produce normal vectors of the surface that align with provided target normal vectors. The grid size is likely to be between 201x20...
Yolandoyolane asked 13/10, 2014 at 8:47

3

I have a large file (4+ gigs) of, lets just say, 4 byte floats. I would like to treat it as List, in the sense that I would like to be able to use map, filter, foldl, etc. However, instead of produ...
Szabo asked 18/12, 2009 at 0:40
1

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