From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Jean Louis Newsgroups: gmane.emacs.help Subject: Rounding percentages... was setq-default Date: Tue, 20 Apr 2021 08:44:28 +0300 Message-ID: References: <87mttvx1lo.fsf@zoho.eu> <87eef7ycd9.fsf@omarpolo.com> <87blabww2u.fsf@zoho.eu> <877dkzww0r.fsf@zoho.eu> <8735vnwu8z.fsf@zoho.eu> <87wnszj5mj.fsf@zoho.eu> <87czuqi3t0.fsf@zoho.eu> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="36391"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mutt/2.0.6 (2021-03-06) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Tue Apr 20 07:49:00 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 1lYjFr-0009Kb-WB for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 20 Apr 2021 07:49:00 +0200 Original-Received: from localhost ([::1]:45906 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lYjFr-0007HX-35 for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 20 Apr 2021 01:48:59 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:44014) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lYjFZ-0007HR-49 for help-gnu-emacs@gnu.org; Tue, 20 Apr 2021 01:48:41 -0400 Original-Received: from stw1.rcdrun.com ([217.170.207.13]:55453) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lYjFX-0001XG-D6 for help-gnu-emacs@gnu.org; Tue, 20 Apr 2021 01:48:40 -0400 Original-Received: from localhost ([::ffff:41.202.241.57]) (AUTH: PLAIN securesender, TLS: TLS1.3,256bits,ECDHE_RSA_AES_256_GCM_SHA384) by stw1.rcdrun.com with ESMTPSA id 00000000000222FC.00000000607E6B35.00004C90; Mon, 19 Apr 2021 22:48:36 -0700 Mail-Followup-To: help-gnu-emacs@gnu.org Content-Disposition: inline In-Reply-To: <87czuqi3t0.fsf@zoho.eu> Received-SPF: pass client-ip=217.170.207.13; envelope-from=bugs@gnu.support; helo=stw1.rcdrun.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_PASS=-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:129086 Archived-At: * Emanuel Berg via Users list for the GNU Emacs text editor [2021-04-19 20:28]> > Let us say there are 2 buffers, you wish to mark 3 people > > in the list in one buffer and 4 people in the list in other > > buffer, but you don't want to mix them. Their marks go into > > individual or buffer local variables that are named same > > but are different from buffer to buffer. [...] > > This is what you do for a living, move people > between buffers? I also may move goods from buffer to buffer. > But I also have lists of people, .mailrc is one, the other is > a NOC list (Non-Official Cover list) of people climbing in > our tree house [1] - without here being tricked into letting > the authorities score an easy win by me disclosing the list, > let me say that it is a possibility that we currently have 57 > people climbing, 52% from se, 16 nationalities, 54% females. (defun pct-of-number-in-total (number total) "Return the percentage that NUMBER represents in a TOTAL." (/ number total 0.01)) (defun pct-of-number-in-total-1 (number total) "Return the percentage that NUMBER represents in a TOTAL." (let* ((number (+ number 0.0)) (total (+ total 0.0)) (percent (/ total 100.0)) (percentage (/ number percent 100))) percentage)) (defun pct-list (list) "Return list that representes percentages of values in a given LIST." (let* ((total (apply '+ list))) (mapcar (lambda (item) (pct-of-number-in-total item total)) list))) (pct-list '(31 26)) ⇒ (54.385964912280706 45.614035087719294) I am not sure how do you get 54% females, maybe one of them is round? (pct-list '(30 27)) ⇒ (52.63157894736842 47.368421052631575) The round one must be coming from Sweden according to above math. -- Jean Take action in Free Software Foundation campaigns: https://www.fsf.org/campaigns Sign an open letter in support of Richard M. Stallman https://stallmansupport.org/ https://rms-support-letter.github.io/