Re: Exporting output and graphics from R

["Sebastien Vauban" <sva-news-D0wtAvR13HarG/iDocfnWg@public.gmane.org>]

SabreWolfy,

SabreWolfy wrote:
> Sebastien Vauban <sva-news@...> writes:
>> AFAICT, you can't have both at the same time. Do you have a real
>> use case for this?
>
> Maybe I'm not using the right tool for the job. I thought it would be useful
> to be able to intersperse explanatory text with output:
>
> All crows are black. We know this from looking at crows. I analyzed a
> dataset using this code, and produced a graph as follows:
>
> #+BEGIN_SRC R :results graphics :file testout.png :exports both
> # load data, analyze, make graph
> #+END_SRC
>
> The above analysis shows that all crows are black. A table of observed
> results is as follows:
>
> #+BEGIN_SRC R :results
> # more R code using the same dataset
> # will only work if the dataset is loaded again
> #+END_SRC
                          ^^^^^^^^^^^^^^^^^^^^^^^
because you don't use the ":session" header argument. Look at it.

> This can be summarized with the following results:
> #+BEGIN_SRC R :results graphics :file testout.png :exports both
> # R code plotting another graph and showing another output table
> #+END_SRC

Use ":noweb yes" and references to named code blocks.

> My idea is that I would like the R code included for my reference when
> reading the document. I would also like the explanatory text, etc. included,
> as well as the output and results for the people who will be reading the
> document.

Of course, that's the whole point of using Org + Babel. Thanks Eric and Dan,
once again...

> Easier just to do it all in LaTeX directly? But then the code is not live,
> like it is in Org.

N/A

Best regards,
  Seb

-- 
Sebastien Vauban