[racket] Teach yourself Racket in Fixnum Days?

On 1/6/2012 10:07 PM, Giuseppe Paleologo wrote:
> My applications are mostly in Statistics/Data Analysis. Rather than
> dealing with a single, massive data set, I often have many medium-sized
> ones. I find myself applying in R or Python large amounts of maps,
> reduces, filters and other list manipulations that I believe Racket can
> perform more expressively. As an example of a building block of what I'd
> like to build or reuse, consider the R data.frame: an array that can be
> sliced by rows/ columns using logical indices, numerical indices, or
> names for rows and columns. Moreover, the rows and columns could be
> accessed as individual lists. I wonder what's the best way to do this in
> Racket. I am not looking for a cookbook, but something that teaches the
> essentials, with examples of non-standard data strucures.

I wrote a data structure for this which you are welcome to reuse. It's 
called table.

   https://github.com/gmarceau/racket-utils/blob/master/table.rkt