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4 results for “from:nate russell”

[Rcpp-devel] dyn.load error with particular functor
nate russell · Oct 22, 2014 · rcpp-devel

Hello, I am running into the "Error in dyn.load [...] unable to load shared object ['/tmp/...'] undefined symbol [_...]" error; however it is only happening with one particular Rcpp function, which I find puzzling. Here is my .cpp file containing two...

[Rcpp-devel] dyn.load error with particular functor
nate russell · Oct 22, 2014 · rcpp-devel

Matthew, Thank you for such a quick response; both of those suggestions worked perfectly. Out of curiosity, is there any reason to use one of these implementations over the other - or are they essentially equivalent? Regards, Nathan Russell On Wed...

[Rcpp-devel] dyn.load error with particular functor
nate russell · Oct 22, 2014 · rcpp-devel

Just for the sake of completeness, I noticed that the value of trackIdx::tracker was persisting (and therefore continuing to be incremented) between function calls with mc_index, so in addition to your first suggestion, I added a member function...

[Rcpp-devel] dyn.load error with particular functor
nate russell · Oct 22, 2014 · rcpp-devel

Matt and Bill, Thank you both for your input. I was under the impression that std::transform would be calling a new trackIdx(c1,c2) object for each step along the input vectors, and therefore a static data member would...

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