Welcome to post 51 in the R4 series.
A while back I realized I should really just post a little more as not all post have to be as deep and introspective as for example the recent-ish ‘two cultures’ post #49.
So this post is a neat little trick I (somewhat belatedly) realized somewhat recently. The context is the ongoing transition from (Rcpp)Armadillo 14.6.3 and earlier to (Rcpp)Armadillo 15.0.2 …