From: Andreas Leha <andreas.leha@med.uni-goettingen.de>
To: emacs-orgmode@gnu.org
Subject: Re: [babel] problem with colnames
Date: Tue, 08 May 2012 22:26:52 +0200 [thread overview]
Message-ID: <87aa1i2zcj.fsf@med.uni-goettingen.de> (raw)
In-Reply-To: 877gwmimib.fsf@gmx.com
Eric Schulte <eric.schulte@gmx.com> writes:
> Andreas Leha <andreas.leha@med.uni-goettingen.de> writes:
>
>> Hi all,
>>
>> I have a question regarding colnames in babel source blocks.
>>
>> Suppose, I have a source block (in R) that has as input a table and returns a
>> table. And I would like to have the resulting table with column
>> names, but the input table does not have column names.
>>
>> How can I achieve this?
>>
>>
>> Here is an example:
>>
>> The input table
>>
>> #+name: intab
>> | bla |
>> | blu |
>>
>>
>> By default, the colnames are stripped off the result:
>>
>> #+begin_src R :var intab=intab
>> colnames(intab) <- "rara"
>>
>> intab
>> #+end_src
>>
>> #+results:
>> | bla |
>> | blu |
>>
>>
>> The same happens when setting :colnames no
>>
>> #+begin_src R :var intab=intab :colnames no
>> colnames(intab) <- "rara"
>>
>> intab
>> #+end_src
>>
>> #+results:
>> | bla |
>> | blu |
>>
>>
>> Setting :colnames yes strips the first row from the input:
>>
>> #+begin_src R :var intab=intab :colnames yes
>> colnames(intab) <- "rara"
>>
>> intab
>> #+end_src
>>
>> #+results:
>> | rara |
>> |------|
>> | blu |
>>
>>
>> Finally, setting :colnames nil also strips the first row from the input:
>>
>> #+begin_src R :var intab=intab :colnames nil
>> colnames(intab) <- "rara"
>>
>> intab
>> #+end_src
>>
>> #+results:
>> | rara |
>> |------|
>> | blu |
>>
>>
>> Regards,
>> Andreas
>>
>>
>
> It almost seems like there should be two columnames options, one for
> input and one for output. This would add complexity but would make use
> cases like yours above feasible.
>
> Does this sound reasonable?
Definitely. Just as Tom also suggested. I would very much welcome such
new feature.
Regards,
Andreas
next prev parent reply other threads:[~2012-05-08 20:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-08 18:55 [babel] problem with colnames Andreas Leha
2012-05-08 17:57 ` Eric Schulte
2012-05-08 20:26 ` Andreas Leha [this message]
2012-05-08 19:16 ` Thomas S. Dye
2012-05-08 19:26 ` Andreas Leha
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