From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: David Hansen Newsgroups: gmane.emacs.help Subject: Re: Syntax question for experts Date: Fri, 23 May 2008 10:37:51 +0200 Organization: disorganized Message-ID: <874p8pju00.fsf@localhorst.mine.nu> References: <87d4ndecsm.fsf@mundaneum.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Trace: ger.gmane.org 1211532145 26828 80.91.229.12 (23 May 2008 08:42:25 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 23 May 2008 08:42:25 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Fri May 23 10:43:02 2008 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1JzSqx-00028m-9o for geh-help-gnu-emacs@m.gmane.org; Fri, 23 May 2008 10:42:19 +0200 Original-Received: from localhost ([127.0.0.1]:38222 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1JzSqC-00047i-El for geh-help-gnu-emacs@m.gmane.org; Fri, 23 May 2008 04:41:32 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1JzSnB-00037t-LY for help-gnu-emacs@gnu.org; Fri, 23 May 2008 04:38:25 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1JzSnA-00036y-1J for help-gnu-emacs@gnu.org; Fri, 23 May 2008 04:38:25 -0400 Original-Received: from [199.232.76.173] (port=46328 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1JzSn9-00036c-HB for help-gnu-emacs@gnu.org; Fri, 23 May 2008 04:38:23 -0400 Original-Received: from main.gmane.org ([80.91.229.2]:40648 helo=ciao.gmane.org) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1JzSn9-0004sf-4v for help-gnu-emacs@gnu.org; Fri, 23 May 2008 04:38:23 -0400 Original-Received: from list by ciao.gmane.org with local (Exim 4.43) id 1JzSn4-0002F2-S2 for help-gnu-emacs@gnu.org; Fri, 23 May 2008 08:38:18 +0000 Original-Received: from e178005060.adsl.alicedsl.de ([85.178.5.60]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 23 May 2008 08:38:18 +0000 Original-Received: from david.hansen by e178005060.adsl.alicedsl.de with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 23 May 2008 08:38:18 +0000 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Original-Lines: 25 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: e178005060.adsl.alicedsl.de Mail-Copies-To: nobody User-Agent: Gnus/5.110011 (No Gnus v0.11) Emacs/23.0.60 (gnu/linux) Cancel-Lock: sha1:jF3q4rLBpNn66Fzi25XFZXZyyXo= X-detected-kernel: by monty-python.gnu.org: Linux 2.6, seldom 2.4 (older, 4) X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:54269 Archived-At: On Fri, 23 May 2008 08:48:25 +0200 Sébastien Vauban wrote: > (add-hook 'shell-mode-hook > (lambda () > (whatever))) > > and > > (add-hook 'shell-mode-hook > '(lambda () > (whatever))) > > (see the quote in front of lambda). > > What is the best writing? With or without the quote? First one is better if you byte compile the code (the quoted expression isn't byte compiled). Note that `lambda' is actually a macro that expands to (function (lambda ...)). Longer answer here: http://www.emacswiki.org/cgi-bin/wiki/QuotedLambda David