[R-sig-Geo] Extending STIDF class : cannot creat an empty STIDF object

scizmeli sa.cizmeli at usherbrooke.ca
Wed Jun 19 19:20:15 CEST 2013

Thank you for your reply, Edzer,

I am not very profficient at R OO programming so If you don't mind, can you
then suggest me a way to deal with the situation? My second class sometimes
does not have data, I need to be able to create objects inherited from an
emtpy STIDF class.

any suggestions?

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