From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Michael Heerdegen Newsgroups: gmane.emacs.help Subject: Re: Generic functions: Specializers like `or' or `memq'? Date: Thu, 04 Nov 2021 00:19:53 +0100 Message-ID: <877ddoj086.fsf@web.de> References: <87r1bxcg6g.fsf@web.de> <87y265aymg.fsf@posteo.net> <87ilx9hrn6.fsf@web.de> <87a6ilorh0.fsf@ericabrahamsen.net> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="15448"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:y+ESQi9OM37vfu+25SxG2fRpQ+Q= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Thu Nov 04 00:20:44 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 1miPYi-0003rg-4W for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 04 Nov 2021 00:20:44 +0100 Original-Received: from localhost ([::1]:50340 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1miPYg-0001mj-VN for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 03 Nov 2021 19:20:42 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:43342) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miPY8-0001mb-FR for help-gnu-emacs@gnu.org; Wed, 03 Nov 2021 19:20:08 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]:37504) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miPY6-0006O2-M7 for help-gnu-emacs@gnu.org; Wed, 03 Nov 2021 19:20:08 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1miPY2-00032o-EK for help-gnu-emacs@gnu.org; Thu, 04 Nov 2021 00:20:02 +0100 X-Injected-Via-Gmane: http://gmane.org/ 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: -13 X-Spam_score: -1.4 X-Spam_bar: - X-Spam_report: (-1.4 / 5.0 requ) BAYES_00=-1.9, FREEMAIL_FORGED_FROMDOMAIN=0.249, FREEMAIL_FROM=0.001, 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: 2.1.29 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:134346 Archived-At: Eric Abrahamsen writes: > Is anyone else's brain incapable of maintaining the distinction between > "specializer" and "generalizer"? I cannot remember which is which, or > exactly how they differ, and its one of the major obstacles to me > actually reading and understanding cl-generic.el. The manual doesn't even mention the term "generalizer". I don't have a clue. Is the term common in Common Lisp? The implementation in cl-generic is hard to understand without some previous knowledge. Michael.