> Hilmar Berger via R-devel writes:
Thanks. I just removed the I() as suggested.
Best
-k
> Dear all,
> actually, it is not clear to me why there is still a protection of the
> added Row.names column in merge using I(). This seems to stem from a
> time when R would automatically convert char
Dear all,
actually, it is not clear to me why there is still a protection of the
added Row.names column in merge using I(). This seems to stem from a
time when R would automatically convert character vectors to factor in
data.frame on insert. However, I can't reproduce this behaviour even in
data