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From: Barry Margolin <barmar@alum.mit.edu>
To: help-gnu-emacs@gnu.org
Subject: Re: add-hook
Date: Sat, 26 Jan 2013 00:33:55 -0500	[thread overview]
Message-ID: <barmar-714D8F.00335526012013@news.eternal-september.org> (raw)
In-Reply-To: mailman.18346.1359173059.855.help-gnu-emacs@gnu.org

In article <mailman.18346.1359173059.855.help-gnu-emacs@gnu.org>,
 Dmitry Gutov <dgutov@yandex.ru> wrote:

> "Drew Adams" <drew.adams@oracle.com> writes:
> > If HOOK is void then it is initialized to nil.
> >
> > (add-hook 'ruby-mode-hook (lambda () (ruby-electric-mode t)))
> 
> Or, even shorter:
> 
> (add-hook 'ruby-mode-hook 'ruby-electric-mode)

Not the same. With no argument it toggles, with an argument it turns the 
mode on or off as specified by the argument.

-- 
Barry Margolin, barmar@alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***


  parent reply	other threads:[~2013-01-26  5:33 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-25 19:03 add-hook Perry Smith
2013-01-25 19:18 ` add-hook Drew Adams
2013-01-26  4:03   ` add-hook Dmitry Gutov
     [not found]   ` <mailman.18346.1359173059.855.help-gnu-emacs@gnu.org>
2013-01-26  5:33     ` Barry Margolin [this message]
2013-01-26  6:21       ` add-hook Dmitry Gutov
  -- strict thread matches above, loose matches on Subject: below --
2011-06-04 13:00 add-hook daniele.g
2011-06-04 14:11 ` add-hook Teemu Likonen
2011-06-04 18:35   ` add-hook daniele.g
2011-06-05 10:58     ` add-hook Richard Riley
2011-06-05 18:58       ` add-hook daniele.g
2011-06-05 20:26         ` add-hook Richard Riley
2011-06-05 22:28           ` add-hook daniele.g
2011-06-05 23:33             ` add-hook Richard Riley
     [not found] <mailman.1634.1181129906.32220.help-gnu-emacs@gnu.org>
2007-06-06 12:04 ` add-hook Katsumi Yamaoka
2007-06-06 20:41 ` add-hook Robert D. Crawford
2007-06-06 11:26 add-hook Sebastian Tennant
2007-06-07  0:20 ` add-hook Sebastian Tennant
     [not found] ` <mailman.1696.1181175524.32220.help-gnu-emacs@gnu.org>
2007-06-07  7:16   ` add-hook Thien-Thi Nguyen
2007-06-07 10:00     ` add-hook Sebastian Tennant
     [not found]     ` <mailman.1711.1181210337.32220.help-gnu-emacs@gnu.org>
2007-06-07 14:01       ` add-hook Thien-Thi Nguyen

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