On Thu, Nov 15, 2012 at 7:06 PM, Alex Giannakopoulos <aeg...@blueyonder.co.uk>
> Nice "torus-pad" ([:|:{:,]{.)^:2
Or, more generally:
(0 |:{:,],{.)^:(#@$)
Also, here's a general "fill pad":
((_1 ["0 $) |. ({.~ 2 +$))
That said: generality can be good for insight, and in utility
contexts, but can also sometimes be bad in application contexts.
FYI,
--
Raul
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