On May 18, 2010, at 14:13 , gL wrote:
> Hi
>
> is it good coding style to
>
> (def mat8x8
> (with-meta
> [[0 0 0 0 0 0 0 0]
...
> [0 0 0 0 0 0 0 0]]
> {:dim 8}))
>
> and later on to retrieve the matrix dimension with "(:dim (meta
> <arg>)"?
I personally would say no, since the dimension is data not meta information,
then again I'm never sure myself when to use meta. I'd go with something like a
map that holds :data (the map) and :dim (the dimension) or just do (count
mat8x8).
Regards,
Heinz
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