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Carsten Dominik 11a7656069 Column View: Implement new operators
Mikael Fornius writes:

> This is my suggestion of an implementation of min/mean/max computation
> in columnview summaries. If you like it feel free to use it.
>
> New operators: {min}, {max} and {mean} possibly prefixed with : for use
> with timevalues.
>
> Example from my running exercise diary:
>
> #+COLUMNS: %DISTANCE{+;%.1f} %HEARTRATE{mean;%.1f} %SPEED{:min} %CALORIES{+}
>
> Gives a colview with summaries:
>
> total distance, mean heartrate, fastest speed (min/km) and total
> calories.
>
> I have tested it on emacs-23 and it works well for me now, also with the
> interactive colview functions.
>
> But you never know really. ;-) Anyway, there should not be any emacs-23
> specific elisp code added afik.
>
> (Because I do not use xemacs I have not tested it with xemacs but the
> small changes I made should be compitable to both xemacs and emacs. I
> would appreciate if someone on this list who uses xemacs will give it a
> try for me. Thanks!)
>
> (This fix also opens up for using user defined lisp functions to
> calculate colview summaries, but I am not sure if that is something
> useful. Like this:
>
> (defun std (&rest values)
>  "Compute standard deviation."
>  ...)
>
> #+COLUMNS: %DATA{eval:std}
>
> If someone finds this attractive it would now be easy to implement as well.)
>
2009-05-21 07:56:55 +02:00
..
.aspell.org.conf Track support files useful in checking Org documentation. 2008-04-01 15:59:35 +02:00
.nosearch Add .nosearch file to the doc/ subdirectory. 2008-12-17 17:25:31 +01:00
ChangeLog Column View: Implement new operators 2009-05-21 07:56:55 +02:00
dir Split out a number of files from org.el, and reorganize the 2008-03-28 09:57:14 +01:00
Documentation_Standards.org Add the Standards file, more entries in .gitignore. 2008-04-01 16:42:15 +02:00
org.texi Column View: Implement new operators 2009-05-21 07:56:55 +02:00
orgcard.tex Sorting: Improve documentation, and implement better time sorting 2009-05-06 10:50:22 +02:00
orgcard.txt Structure editing: Improved item/headline conversion 2009-01-21 17:45:07 +01:00
texinfo.tex Split out a number of files from org.el, and reorganize the 2008-03-28 09:57:14 +01:00