Wow... after attempting a simpler solution, I now understand a discussion from a little while back on one of the other lists about how terribly unexpected the default groupBy behavior is.

On Mon, Mar 26, 2018 at 12:21 PM, PICCA Frederic-Emmanuel <frederic-emmanuel.picca@synchrotron-soleil.fr> wrote:

Just one question about this.

I do not want to put a print in order to generate the newList object.

let l = []
let newList = superChnker l
print newList

How Can I tell to haskell, produce the result even if I do not use it.

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