Dear all,
I am developing a package, which bundles my most frequently used
functions. One of those is a modified version of droplevels from the
base package (basically, it preserves any contrast function which was
used to create the factor, contrast matrices are not kept, for they
could be wrong
The key question is:
So, is there any way to overwrite droplevels.factor and
droplevels.data.frame from the base package with my functions?
There is can and there is should.
I don't know the answer to can.
In regard to should, I think it is a
very very bad idea.
The result that someone
In regard to should, I think it is a
very very bad idea.
The result that someone gets depends on
whether or not the new package is attached
in the session. That is a recipe for hours
(or days) of trying to figure out mysterious
behavior.
I fully agree. However, there are 2 reasons in