How to serialize armadillo's vector

Question

How can I serialize arma::Col? Below are a MWE and the error output.

MWE:

#include 
#i         


        

Answer 1

Since arm::Col::fixed doesn't support serialisation itself, you can either write it in your S class, or write a class that wraps it and serialises it. I'd recommend the 2nd option since it will let you use arm::Col::fixed in anything that you want to serialise without repeating.