Dear Sarah and Glenn, > -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of Sarah Goslee > Sent: January-09-09 7:32 PM > To: glenn > Cc: [email protected] > Subject: Re: [R] <no subject> > > Hi Glenn, > > On Fri, Jan 9, 2009 at 7:20 PM, glenn <[email protected]> wrote: > > Very simple questions if anyone can help: > > > > (1) what is the value in saving workspaces, which is offered at every > close? > > I thought it might save the set up of the GUI but I cant work out what it > > does - I run a script that loads the packages I need at the start of every > > session. > > Saving a workspace doesn't save the packages you have loaded, but > does save your data in its current state, as well as any sourced functions. > Very useful if you have a bunch of work you don't want to reconstruct, or > a simulation that just took three days to run. > > > (2) mathematica has a term (%) that when typed means the last returned > > value, so > % + 1 say would return the last outputted value +1 .is there > > an R equivalent please? > > I don't think so - you need to assign that value to something to be able > to reuse it.
Actually, you can access the last result: > 1:10 [1] 1 2 3 4 5 6 7 8 9 10 > 1 + .Last.value [1] 2 3 4 5 6 7 8 9 10 11 > a <- 5 > 1 + .Last.value [1] 6 Regards, John > > Sarah > > -- > Sarah Goslee > http://www.functionaldiversity.org > > ______________________________________________ > [email protected] mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
