Saturday, June 14, 2008

Non-Virtual Interface and the Fragile Base Class Interface Problem

A new writeup on Non-Virtual Interface (NVI) idiom has been written on More C++ Idioms wikibook. In the writeup, I discuss the relationship of NVI with the Fragile Base Class (FBC) problem, which can silently break perfectly good derived classes because of some innocuous changes in the base class.


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