On Sat, 2007-10-06 at 13:42 -0500, Dirk Eddelbuettel wrote:
> On 6 October 2007 at 11:01, Scionforbai wrote:
> | > What features are you missing in emacs that you wish were there?  Are
> | > these ESS features or LaTeX related features?
> | 
> | is it only me or has anyone else the problem that running an R process
> | within emacs is way much slower than in a regular terminal/console?
> | (linux here)
> 
> It's just you, and if you think some more about it, you'll see why we are all
> grinning.  [ Hint: it can't be slower, outside of ridiculous corner sitations
> where there isn't enough ram for Emacs and R at the same time. Or foobared
> setups.  In all normal situations, it'll be the same. ]
> 
> But the proof of the pudding is in the eating. So here from the console:
> 
> > system.time(replicate(100, svd(matrix(rnorm(100*100), ncol=100))))
>    user  system elapsed
>   2.792   0.048   2.842
> 
> and cut&pasted from ESS
> 
> > system.time(replicate(100, svd(matrix(rnorm(100*100), ncol=100))))
>    user  system elapsed 
>   2.736   0.048   2.787 
> > 
> 
> (Heaven's, ESS is even faster :)
> 
> Output to the console, ie the Emacs buffer, may appear slower, or be
> slower. I don't care. I try not to print that many line. But then you get
> goodies like C-c C-o to 'eat up' output you didn't mean to flood the console
> with.  
> 
> Seriously, outside of spreading R on sliced bread, there is no better way to
> use it than with ESS.

I nominate that last line for a fortune candidate...  :-)

Regards,

Marc

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