From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: =?UTF-8?B?QW5kcmVhcyBSw7ZobGVy?= Newsgroups: gmane.emacs.devel Subject: Re: [O] :session question Date: Wed, 27 Mar 2013 11:10:39 +0100 Message-ID: <5152C59F.3020407@easy-emacs.de> References: <51501AF2.1070405@easy-emacs.de> <8738vjugwd.fsf@gmail.com> <51516699.6090604@gmail.com> <87ip4ezf93.fsf@med.uni-goettingen.de> <87fvzi72ve.fsf@gmail.com> <87ip4e5gai.fsf@gmail.com> <5152B34E.4020004@easy-emacs.de> <87fvzhmbul.fsf@med.uni-goettingen.de> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Trace: ger.gmane.org 1364378977 13260 80.91.229.3 (27 Mar 2013 10:09:37 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 27 Mar 2013 10:09:37 +0000 (UTC) Cc: Eric Schulte , Emacs developers To: Andreas Leha Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Mar 27 11:10:02 2013 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1UKnIv-000773-EA for ged-emacs-devel@m.gmane.org; Wed, 27 Mar 2013 11:10:01 +0100 Original-Received: from localhost ([::1]:40593 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UKnIX-0007G7-Bj for ged-emacs-devel@m.gmane.org; Wed, 27 Mar 2013 06:09:37 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:39930) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UKnIU-0007Fu-5G for emacs-devel@gnu.org; Wed, 27 Mar 2013 06:09:35 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UKnIP-0007be-25 for emacs-devel@gnu.org; Wed, 27 Mar 2013 06:09:34 -0400 Original-Received: from moutng.kundenserver.de ([212.227.17.10]:58609) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UKnIO-0007bQ-P9 for emacs-devel@gnu.org; Wed, 27 Mar 2013 06:09:28 -0400 Original-Received: from [192.168.178.21] (brln-4db9d16b.pool.mediaWays.net [77.185.209.107]) by mrelayeu.kundenserver.de (node=mrbap1) with ESMTP (Nemesis) id 0M2WiT-1UdYZ92XHp-00sBci; Wed, 27 Mar 2013 11:09:26 +0100 User-Agent: Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/20130307 Thunderbird/17.0.4 In-Reply-To: <87fvzhmbul.fsf@med.uni-goettingen.de> X-Provags-ID: V02:K0:1iMknVk08/gcLv10POdY3GIoasRylVY18yW+t3zgnJF dXswEopMJpIK8khNPQZhhEmNwRNxUjHb6uWwS32bsK0n6A44Kj wEVKmqVexLTaSC/xlBp8gXV3qkYc3MX9mGQuhmtpbzK+r7JhIg IHpRS8nRCJtb0oMUYB+a9UMLCT9V3usd9PlwHIl2ts0jW2TLVX oYlUhm2T8Cpg0RL2jUlAgaLJD7BLGdCvaosc1ZB5UsRgG5lyXS dcRFFVRYDAdR9w/2ZP/iF+NchI/m4SKQXoWqvcq7pCSxpNOQuV OQg2K2xWtnc3lX3RGhkExqNyvEvAprJZyrZPKQhJUytCXs/7Ea qGEQaR+EXqGQbmsl5ULrX+oZgd7kDooDV4vX44V2F X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] X-Received-From: 212.227.17.10 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:158284 Archived-At: Am 27.03.2013 10:27, schrieb Andreas Leha: > Andreas Röhler writes: > >> Am 26.03.2013 16:31, schrieb Eric Schulte: >>> Achim Gratz 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