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Re^4: (Perl6) Groking Continuations (iterators)

by Anonymous Monk
on Oct 23, 2010 at 04:58 UTC ( #866927=note: print w/replies, xml ) Need Help??


in reply to Re: Re: Re: (Perl6) Groking Continuations (iterators)
in thread (Perl6) Groking Continuations

Perl can do something that closely resembles an optimized tail call, but it only does so if you tell it to.
sub tail_fact { my ($num, $k) = @_; return $k->(1) unless ($num); @_ = ($num - 1, sub { return $num * $k->(shift); }); goto &tail_fact; }

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[marto]: "Eugenie Scott, executive director of the National Center for Science Education, dubbed this approach the Gish gallop, describing it as "where the creationist is allowed to run on for 45 minutes or an hour, spewing forth torrents of error that the
[marto]: evolutionist hasn't a prayer of refuting in the format of a debate." She also criticized Gish for failing to answer objections raised by his opponents"
[erix]: one would hope evolutionists haven't any prayers anyway
[marto]: obviously someone could be religious, but not creationist
[erix]: "Nothing in Intelligent Design makes sense except in the light of Creationism" <-- I made that one up myself (free after Dobzhansky )
[erix]: yes. Deplorable marto, deplorable.
[marto]: the situation seemed similar to this one, majority of the contributrions are nonsense, doesn't address any questions ...

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