On Fri, May 30, 2014 at 9:08 PM, Hadley Wickham <h.wick...@gmail.com> wrote:

> > Finally, now that the use of a NAMESPACE became mandatory (well, this
> > happened a few years ago), advocating systematic use of foo::whatever()
> > without explicitly importing the function sounds a little bit like an
> > heroic act of resistance ;-)
>
> I don't think that's at all true - for most other programming
> languages, the preferred style is to explicitly refer to functions,
> including their namespace/package etc.
>

I think with R the issue of having functions with the same name (but
different semantics) imported from different packages does not come up too
often. IMHO the reason for this is (partly) historical. In the past there
were no namespaces, at least they were not mandatory, and packages were
loaded and attached as a whole, so people were defensive and used very
specific function names to avoid name clashes.

I chose graph.density() over density() and chose graph.adjlist() over
adjlist(), etc. Last week I am chose diff() over git_diff(), and I guess I
am not the only one with this tendency. It is just a matter of time to have
a bunch of packages with a diff() function, and then it will matter where
diff() is coming from.

Gabor


>
> Hadley
>
> --
> http://had.co.nz/
>
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