[Rcpp-devel] problem with sample() implemented in Rcpp/RcppArmadillo

Darren Cook darren at dcook.org
Sun Nov 4 09:11:48 CET 2012

> Update -- I've implemented all of R's sample (with identical results)
> except for the walker alias method.  I used Armadillo for ProbSampleReplace
> and ProbSampleNoReplace, since there's no good STL replacement for R's
> revsort.

Out of curiosity, what does revsort do? It must be something beyond just
a reverse-order sort?


P.S. I don't have an R function of that name. Googling found it used in
random.c but not where its defined!

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