From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Emanuel Berg via Users list for the GNU Emacs text editor Newsgroups: gmane.emacs.help Subject: Re: Appending lists Date: Wed, 16 Jun 2021 18:59:31 +0200 Message-ID: <877ditvj7w.fsf@zoho.eu> References: <4tl1yvylvg1fxx5eefjs9mnk.1623688568572@email.android.com> <87o8c8l32h.fsf@posteo.net> <87zgvs2bup.fsf@zoho.eu> <87y2bby1kr.fsf@zoho.eu> <20210615091834.GB24886@tuxteam.de> <87im2ewr3k.fsf@zoho.eu> <20210616072819.GB17919@tuxteam.de> <87im2eufop.fsf@posteo.net> Reply-To: Emanuel Berg Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="28559"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:pIEMwglgmuK5JiJym/KoIN5P/xk= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Wed Jun 16 19:06:59 2021 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ltZ0F-0007GH-6C for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 16 Jun 2021 19:06:59 +0200 Original-Received: from localhost ([::1]:35098 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ltZ0E-0004hC-57 for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 16 Jun 2021 13:06:58 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:45948) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ltYtE-00029H-Rp for help-gnu-emacs@gnu.org; Wed, 16 Jun 2021 12:59:45 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]:51252) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ltYtD-0001Dp-C1 for help-gnu-emacs@gnu.org; Wed, 16 Jun 2021 12:59:44 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1ltYtA-00082L-Lb for help-gnu-emacs@gnu.org; Wed, 16 Jun 2021 18:59:40 +0200 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Mail-Copies-To: never Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 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-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:130915 Archived-At: Philip Kaludercic wrote: > Change that to > > (let* ((list-1 '(a b c)) > (list-2 (nconc list-1 '(1 2 3)))) > (eq list-1 list-2)) ;; => t > > and the point should be obvious. This is a confusion on > a superficial level, just like how beginners in C-like > languages find it weird that you can write something like > > x = x + 1 I wouldn't go that far, as that (x = x + 1) is a matter of syntax, rather this (the lists) is easy when you understand it and difficult when you don't. When you can't juggle, it seems and is difficult. At a superficial level? -- underground experts united https://dataswamp.org/~incal