Re: [O] Tables for attendance lists - A problem understanding TBLFM?

[Gunnar Wolf]

Michael Brand dijo [Tue, Apr 09, 2013 at 02:40:06PM +0200]:
> On Tue, Apr 9, 2013 at 5:31 AM, Nick Dokos <address@hidden> wrote:
> > You can turn on formula debugging with C-c { and then you'd
> > see that in Pancho's case, the list is ("") i.e. a list containing the
> > empty string - a list of length 1. That might qualify as a bug (or not)
> 
> This issue is part of some old bugs that I discovered end of 2012. It
> seems like my patch from then
> http://orgmode.org/w/org-mode.git?p=org-mode.git;a=commitdiff;h=764315
> resolved it only partially and I missed the case of a range with only
> empty fields, although I tested and approved it in my ERTs... The
> attached patch corrects.
> 
> It is worth a small compatibility change: For a range with only empty
> fields it is now possible and necessary to choose different behaviors
> of vmean by adding the format specifiers E and/or N.

Yes - it seems it is this bug you mention. I prefer not to patch my
.el if possible, as being me a non-hard-core, non-bleeding-edge
Org-mode user, I prefer following what comes in my Debian package ;-)