[ESS] differences in performance of ESS versions (using either XEmacs or Emacs)

[Deepayan Sarkar]

On 4/12/08, Robert M Dorazio <bob_dorazio at usgs.gov> wrote:
> Deepayan,
>
>  I think I was quite clear that I had installed Emacs 22.2.  Read my
>  posting!  And I experience problems #1 and #2 with both Emacs+ESS and
>  Xemacs+ESS, so I believe the problem is with ESS.

I haven't used Xemacs in a while, so I have no comments on that. I
would still be interested in knowing whether you observe the problems
in Emacs21+ESS.

-Deepayan

>
>
>  Bob Dorazio
>  Department of Statistics
>  University of Florida
>  P.O. Box 110339
>  Gainesville, FL  32611-0339
>  Phone:  (352) 392-3081
>  Web site:  http://ifasstat.ifas.ufl.edu/BDorazio.html
>
>
>
>
> -----ess-help-bounces at stat.math.ethz.ch wrote: -----
>
>
>  To: "Robert M Dorazio" <bob_dorazio at usgs.gov>
>  From: "Deepayan Sarkar" <deepayan.sarkar at gmail.com>
>  Sent by: ess-help-bounces at stat.math.ethz.ch
>  Date: 04/11/2008 12:19PM
>  cc: bdorazio at usgs.gov, ESS-help at stat.math.ethz.ch
>  Subject: Re: [ESS] differences in performance of ESS versions (using either
>  XEmacs or Emacs)
>
>
>  On 4/11/08, Robert M Dorazio <bob_dorazio at usgs.gov> wrote:
>  >
>  >  I've used ESS in conjunction with Xemacs on various Windows operating
>  >  systems for several years.  I mainly use Xemacs+ESS for R programming
>  and
>  >  Xemacs for C++ programming.  Recently, I tried GNU Emacs to compare its
>  >  operating characteristics with Xemacs.  As part of the comparison, I
>  >  installed the most recent versions of the 3 software packages:
>  >
>  >  ESS 5.3.7
>  >  Xemacs 21.4.21
>  >  Emacs 22.2
>  >
>  >  Emacs has a slightly more contemporary "look and feel", but is otherwise
>  >  quite similar to Xemacs.  I like them both.
>  >
>  >  An expected discovery was that the current version of ESS has several
>  >  undesirable operating characteristics compared to the version of ESS
>  that I
>  >  had been using (ESS 5.2.12).  For example,
>  >
>  >  1. The default behavior of ESS 5.3.7 is to echo a buffer's contents to R
>  >  when sourcing a function that is opened in the  buffer.  This only
>  occurs
>  >  during the first time a function is sourced, but it is annoying.  Is
>  there
>  >  a way to avoid this??
>  >
>  >  2. While sourcing an R function the first time (as described in #1), ESS
>  >  5.3.7 is MUCH SLOWER than ESS 5.2.12, even for only moderate sized
>  >  functions.  Why is that?  Is there a way to speed things up?
>  >
>  >  3. When using R2WinBUGS with Emacs+ESS+R, there is a significant delay
>  (a
>  >  minute or so!!) in regaining access to the R buffer -- or, for that
>  matter,
>  >  to any Emacs buffer -- once WinBUGS is finished and has returned control
>  to
>  >  R.   I experience no such delay when using Xemacs+ESS+R.  This is the
>  only
>  >  major difference I experienced between Emacs and Xemacs that would seem
>  to
>  >  favor the latter when using ESS[R].
>  >
>  >
>  >  I should add that I made no special changes to Xemacs or Emacs other
>  than
>  >  the following:
>
>
> You have not been very clear on this, but I think you have updated to
>  Emacs22 (from Emacs21) the same time you updated ESS, and many of the
>  problems you describe are attributable to Emacs22 and not ESS.
>
>  If that's the case, then this has been reported before, with no good
>  solution. I tend to use Emacs21 where I can, and with Emacs22, I use
>
>
>  (setq ess-eval-visibly-p nil)
>
>
> in my .emacs.
>
>  -Deepayan
>
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