From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Emanuel Berg Newsgroups: gmane.emacs.help Subject: Re: `append' vs. `nconc' Date: Thu, 31 Dec 2015 19:51:02 +0100 Message-ID: <87bn96v4dl.fsf@debian.uxu> References: <568164D8.6050700@ojkastl.de> <87io3iyr7t.fsf@debian.uxu> <87si2kezg1.fsf@mithlond.arda> <87a8osrlj4.fsf_-_@debian.uxu> <87lh8bgafa.fsf@mithlond.arda> <87r3i3ch63.fsf@kuiper.lan.informatimago.com> <87si2jqee2.fsf@debian.uxu> <20151231093045.GB19900@tuxteam.de> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1451588133 27582 80.91.229.3 (31 Dec 2015 18:55:33 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 31 Dec 2015 18:55:33 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Thu Dec 31 19:55:25 2015 Return-path: Envelope-to: geh-help-gnu-emacs@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 1aEiNe-0007eF-B9 for geh-help-gnu-emacs@m.gmane.org; Thu, 31 Dec 2015 19:55:22 +0100 Original-Received: from localhost ([::1]:56565 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aEiNd-0000lF-KU for geh-help-gnu-emacs@m.gmane.org; Thu, 31 Dec 2015 13:55:21 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:54965) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aEiNT-0000lA-LH for help-gnu-emacs@gnu.org; Thu, 31 Dec 2015 13:55:12 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aEiNO-0002Hq-J4 for help-gnu-emacs@gnu.org; Thu, 31 Dec 2015 13:55:11 -0500 Original-Received: from plane.gmane.org ([80.91.229.3]:50793) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aEiNO-0002Hi-CL for help-gnu-emacs@gnu.org; Thu, 31 Dec 2015 13:55:06 -0500 Original-Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1aEiNL-0007Mk-96 for help-gnu-emacs@gnu.org; Thu, 31 Dec 2015 19:55:03 +0100 Original-Received: from nl106-137-56.student.uu.se ([130.243.137.56]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Thu, 31 Dec 2015 19:55:03 +0100 Original-Received: from embe8573 by nl106-137-56.student.uu.se with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Thu, 31 Dec 2015 19:55:03 +0100 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Original-Lines: 21 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: nl106-137-56.student.uu.se Mail-Copies-To: never User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) Cancel-Lock: sha1:MnvpvGblnQCreRgKPA/5od8NUak= X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 80.91.229.3 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:108557 Archived-At: writes: > - it's very obvious It's a local value you are > keeping in your little scope. (One might argue that > then, it's an idiomatic way to emphasize this fact > to the (human) reader...) The thing here is, when it is very obvious and everything is small and easy to handle, what is the actual gain in time and space not using `append'? Answer: -> 0 But OK, as a matter of principle it can be a cool thing to know/do. -- underground experts united http://user.it.uu.se/~embe8573