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sparse array calculation in PDL

by ptizoom (Sexton)
on Nov 15, 2012 at 08:00 UTC ( #1003951=perlquestion: print w/replies, xml ) Need Help??
ptizoom has asked for the wisdom of the Perl Monks concerning the following question:

Hi, I was wondering if there is an activity on time and space efficient calculation of non rectangular arrays in Perl (data language)?

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Re: sparse array calculation in PDL
by ptizoom (Sexton) on Nov 15, 2012 at 08:18 UTC
    Ooooh, I have just seen:, this shall auto-answer my question.

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Node Type: perlquestion [id://1003951]
Approved by rovf
[Eily]: I just wrote a oneliner to solve a (non perl) colleague's problem, and it worked on the first try
[Eily]: and he wasn't impressed
1nickt adds gingersnaps to the platter on the sideboard.
[Eily]: sure it was a pretty standard one liner (of the $h{$1} = $2 if /regex/; END { pp \%h; } variety), but he's not supposed to know that!
[Eily]: what's the point of writing perl if people aren't impressed :P

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