sample()(contributed by Christian Gunning) which provides sampling (with or without replacement) at the C++ level modeled after what we are used to in R itself. We also refactored the unit tests into just two compilation units to speed testing up a little.
The summary of the main changes follows:
Courtesy of CRANberries, there is also a diffstat report for the most recent release As always, more detailed information is on the RcppArmadillo page. Questions, comments etc should go to the rcpp-devel mailing list off the R-Forge page.
Changes in RcppArmadillo version 0.3.800.1 (2013-03-12)
Upgraded to Armadillo release Version 3.800.1 (Miami Beach)
workaround for a bug in ATLAS 3.8 on 64 bit systems
faster matrix-vector multiply for small matrices
sample()function and tests contributed by Christian Gunning
Refactored unit testing code for faster unit test performance