* Re: [O] :session question
[not found] ` <87fvzhmbul.fsf@med.uni-goettingen.de>
@ 2013-03-27 10:10 ` Andreas Röhler
2013-03-27 10:37 ` Andreas Röhler
0 siblings, 1 reply; 2+ messages in thread
From: Andreas Röhler @ 2013-03-27 10:10 UTC (permalink / raw)
To: Andreas Leha; +Cc: Eric Schulte, Emacs developers
Am 27.03.2013 10:27, schrieb Andreas Leha:
> Andreas Röhler <andreas.roehler@easy-emacs.de> writes:
>
>> Am 26.03.2013 16:31, schrieb Eric Schulte:
>>> Achim Gratz <Stromeko@Nexgo.DE> writes:
>>>
>>>> Am 26.03.2013 13:37, schrieb Eric Schulte:
>>>>> This can be done system wide by setting the language-specific header
>>>>> arguments.
>>>>
>>>> I've yet to see an example on how to do this.
>>>>
>>>
>>> #+begin_src emacs-lisp
>>> (setq org-babel-default-header-args:R
>>> '((:session . "org-R")))
>>> #+end_src
>>>
>>> #+RESULTS:
>>> | (:session . org-R) |
>>>
>>> #+begin_src R
>>> x <- 1
>>> x
>>> #+end_src
>>>
>>> #+RESULTS:
>>> : 1
>>>
>>> #+begin_src R
>>> x
>>> #+end_src
>>>
>>> #+RESULTS:
>>> : 1
>>>
>>>>
>>
>> Hi,
>>
>> this looks very confusing for me.
>>
>> So, what is the purpose of a named session?
>> Understood it being a name-space, whose values don't affect the other ones.
>> What's in python-mode a dedicated shell.
>
> I can't speak for python, but in R, every differently named session will
> run within its own R process.
>
> The cool thing is, that I can work on file_foo.org and file_bar.org
> simultaneously, when file_foo.org uses R-session *foo* and file_bar.org
> uses R-session *bar*.
>
> [...]
>
> Regards,
> Andreas
>
Okay, that's the expected usage.
How do you read the example displayed?
Looks like a named (:session . "org-R") affects global R namespace.
What did "org-R" say here, what might be the purpose?
Assume it should switch it on. Then "org-R" represents a boolean here?
Best,
Andreas
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