From: John Kitchin <jkitchin@andrew.cmu.edu>
To: Nick Dokos <ndokos@gmail.com>
Cc: "emacs-orgmode@gnu.org" <emacs-orgmode@gnu.org>
Subject: Re: What does the _ in `(defun org-element-section-parser (_) ...)' stands for?
Date: Sun, 14 Feb 2016 11:45:14 -0500 [thread overview]
Message-ID: <CAJ51ETqZwPGiOfqKd6fOw8hYThMOBfM5AdC3B8V+68AY3jCt-w@mail.gmail.com> (raw)
In-Reply-To: <8760xvrw29.fsf@alphaville.usersys.redhat.com>
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FYI, I found this today:
(To silence byte-compiler warnings about unused variables, just use a
variable name that start with an underscore. The byte-compiler interprets
this as an indication that this is a variable known not to be used.)
https://www.gnu.org/software/emacs/manual/html_node/elisp/Using-Lexical-Binding.html
John
-----------------------------------
Professor John Kitchin
Doherty Hall A207F
Department of Chemical Engineering
Carnegie Mellon University
Pittsburgh, PA 15213
412-268-7803
@johnkitchin
http://kitchingroup.cheme.cmu.edu
On Thu, Feb 11, 2016 at 12:33 PM, Nick Dokos <ndokos@gmail.com> wrote:
> Thorsten Jolitz <tjolitz@gmail.com> writes:
>
> > John Kitchin <jkitchin@andrew.cmu.edu> writes:
> >
> >> On Wed, Feb 10, 2016 at 3:13 PM, Thorsten Jolitz <tjolitz@gmail.com>
> >> wrote:
> >>
> >> #+BEGIN_SRC emacs-lisp
> >> (defun my-foo (_)
> >> "Hello World.
> >> Argument _ unknown argument."
> >> (+ 1 1))
> >> #+END_SRC
> >>
> >> strange. in Emacs 25.1, I am pretty sure I get no errors from
> >> checkdoc.
> >
> > Maybe not so strange, since I'm on:
> >
> > ,----
> > | GNU Emacs 24.5.1 (x86_64-unknown-linux-gnu, GTK+ Version 3.16.6)
> > | of 2015-09-10 on foutrelis
> > `----
> >
> > And I thought with Archlinux I'm always up-to-date ...
>
> Unless you build your own from the upstream git repo, you can never be
> up to date; even so, it depends on how often you build - I build from
> upstream every six months or so and my current version is
>
> GNU Emacs 25.0.50.1 (x86_64-unknown-linux-gnu, GTK+ Version 3.14.15) of
> 2015-08-16
>
> It's probably time to rebuild...
>
> --
> Nick
>
>
>
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prev parent reply other threads:[~2016-02-14 16:45 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-09 17:45 What does the _ in `(defun org-element-section-parser (_) ...)' stands for? Thorsten Jolitz
2016-02-09 18:59 ` John Kitchin
2016-02-10 20:13 ` Thorsten Jolitz
2016-02-10 20:47 ` John Kitchin
2016-02-11 17:10 ` Thorsten Jolitz
2016-02-11 17:20 ` John Kitchin
2016-02-11 17:33 ` Nick Dokos
2016-02-14 16:45 ` John Kitchin [this message]
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