I have a few convenience functions in my .Rprofile, such as this handy function for returning the size of objects in memory. Sometimes I like to clean out my workspace witho
Gavin's answer is wonderful, and I just upvoted it. Merely for completeness, let me toss in another one:
R> q("no")
followed by
M-x R
to create a new session---which re-reads the .Rprofile. Easy, fast, and cheap.
.Rprofile
Other than that, private packages are the way in my book.