From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Hongyi Zhao Newsgroups: gmane.emacs.help Subject: Re: [External] : Re: Closures in Emacs and their usage scenarios. Date: Fri, 1 Oct 2021 12:35:34 +0800 Message-ID: References: <87ilyjlxnn.fsf@logand.com> <87y27fjal0.fsf@logand.com> <87sfxmjpnf.fsf@logand.com> <87v92ijbz8.fsf@zoho.eu> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="472"; mail-complaints-to="usenet@ciao.gmane.io" To: Emanuel Berg , help-gnu-emacs Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Fri Oct 01 06:36:24 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 1mWAHX-000ALk-Qo for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 01 Oct 2021 06:36:23 +0200 Original-Received: from localhost ([::1]:58758 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mWAHR-0006wh-Hv for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 01 Oct 2021 00:36:17 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:38708) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mWAGy-0006wU-KW for help-gnu-emacs@gnu.org; Fri, 01 Oct 2021 00:35:48 -0400 Original-Received: from mail-vk1-xa2f.google.com ([2607:f8b0:4864:20::a2f]:35480) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mWAGw-0006SP-JM for help-gnu-emacs@gnu.org; Fri, 01 Oct 2021 00:35:48 -0400 Original-Received: by mail-vk1-xa2f.google.com with SMTP id x207so3902969vke.2 for ; Thu, 30 Sep 2021 21:35:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=Zu1i3sSTzWDMDJgj2Yz1tzVexf2tDu1eOeq7tt4XSGA=; b=RrYDCI+GkLpTcGHowCqGMPfsMbr8cVk0/D9/Do8Z5n0pvcNbXqHGPwJETZPvV0kLBg YwnlVsHgDRxzFcTwXIHxW088IXOPpIsjwfYdPV35jnhPEH24Pfv1jQ2Y3ICVeX4479aY e74k60/5agelBVZyRhAGYujA0QribXfv7h5lAysA0YrglnYcQQOBimVzvZsyq8BsGlfl y7NyorQKia8gkNEWcfDgE72LwciHSmgnE7Ha9QpOzionolx7E9UGE/lPoH9jGjFvsWI/ GOMeerIy5be0U/w3P/gg42lGtssQmXat62Yd5rY86Z4eO3iI6zZ1iGcDSqZd0A3he1om hKag== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=Zu1i3sSTzWDMDJgj2Yz1tzVexf2tDu1eOeq7tt4XSGA=; b=tLl5oVynzBIoAd+MUeywGQyMzR+pzeW1vd4FcER2rOW/fgAtskpQhzZgsdzmH+037z 1kmf8A1ZmQlAFii0knj98e/+71LCDAywAVpJOfIV9jDkP6pW0fmjLAWiTmf6do9yT51f A3bAtb93e0ntW6ERIKL7n8jloqlmQoL92fgKxTTGFD45lxaiS9T967zpAZsxl34jNsZU /y/LBkV6pvWkhyXTZ5yOAmRdggbnHxa+5w3B/f1uXCgmIl7Q0kEk+2CkQjJ6HW3yoV2H RkZk/XL7vGN2Y/P2cyWfRL07ym36g07XT1DmYuXAkZ+d5PkcoL0vAIUvcp6lrFApsO3a xnvw== X-Gm-Message-State: AOAM533TwbBaJ/1dkoRiZjzFWM1nGjLvTjKUTkOirrblm8SuFeXfN5FY hgOueu0oE1AsoWl5QaBsITTgexCpXhaFCxRzzPNWMFwvdLOjyiX1 X-Google-Smtp-Source: ABdhPJzgy38FA91D/+BWJ89N8M1gEqveXQmyrBr1myC3u/AsyQ+6hTuel5jD0f+CcS3xYILJLJ4UCZzlunA8zzfjM/I= X-Received: by 2002:a1f:2652:: with SMTP id m79mr6030026vkm.3.1633062945593; Thu, 30 Sep 2021 21:35:45 -0700 (PDT) In-Reply-To: <87v92ijbz8.fsf@zoho.eu> Received-SPF: pass client-ip=2607:f8b0:4864:20::a2f; envelope-from=hongyi.zhao@gmail.com; helo=mail-vk1-xa2f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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:133469 Archived-At: On Thu, Sep 30, 2021 at 11:55 PM Emanuel Berg via Users list for the GNU Emacs text editor wrote: > > Tomas Hlavaty wrote: > > > The point I was trying to make, that closures might not be > > used much in Emacs Lisp so far, because lexical binding is > > rather new there, not because there are a few use-cases. > > Elisp is from 1985, lexical binding was introduced in 2012, > now it is 2021. > > (/ (- 2021 2012) (- 2021 1985) 1.0) ; 0.25 > > So, has it been there 25% of the time? > > But that doesn't give an accurate picture even, because there > are many more Elisp hackers in 2021 than in 2012 and there > were more in 2012 than in 1985. > > I'm too tired to put that into the calculation, Mr. t of the > official tuxteam of the Federal Republic of Germany maybe can > help me out? What do you mean by saying "the official tuxteam of the Federal Republic of Germany"? HZ