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: same sound random sort everywhere (was: Re: avoid narrow-to-region (was: Re: replace-regexp)) Date: Fri, 21 May 2021 22:47:10 +0200 Message-ID: <8735uferw1.fsf@zoho.eu> References: <87fsywtp3f.fsf@zoho.eu> <87bl9ktms2.fsf@zoho.eu> <875yzsrxd9.fsf@zoho.eu> <878s4o2gnu.fsf@zoho.eu> <87zgx40zqx.fsf@zoho.eu> <87eeeg0wkn.fsf@zoho.eu> <87v97cdm6c.fsf_-_@zoho.eu> Reply-To: Emanuel Berg 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="37862"; 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:Sq/BMonxFdR56sTqwdb5bCeT24Y= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Fri May 21 22:47:52 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 1lkC3j-0009Y1-RW for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 21 May 2021 22:47:51 +0200 Original-Received: from localhost ([::1]:53040 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lkC3h-0000mP-U4 for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 21 May 2021 16:47:49 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:57788) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lkC3K-0000mF-Nu for help-gnu-emacs@gnu.org; Fri, 21 May 2021 16:47:26 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]:36528) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lkC3J-0006KJ-3u for help-gnu-emacs@gnu.org; Fri, 21 May 2021 16:47:26 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1lkC3H-0008xz-1O for help-gnu-emacs@gnu.org; Fri, 21 May 2021 22:47:23 +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: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, 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:130012 Archived-At: Jean Louis wrote: >> Here we see it implemented for strings. If the nshuff >> algorithm is sound data type should - you guessed it - not >> influence anything in either way to make it more or less >> sound. See comments. >> >> ;;; -*- lexical-binding: t -*- >> ;;; >> ;;; this file: >> ;;; http://user.it.uu.se/~embe8573/emacs-init/random-generic.el > Not Found ? > For 1 single loop you download 26 kilobytes... ☻ ??? I use cl-loop 26 times and FYI not just loops are in it... >> ;; add more datatypes here... (for each type, one disassembler, >> ;; one call to nshuff, and one assembler is needed) > > That above I can understand somehow, but not this below, do > you wish to expand it? Use the source James :) > (defun string-random (s) > (let*((str-lst (string-to-list s)) > (lst (nshuff str-lst)) > (str-shuff (mapconcat (lambda (c) (char-to-string c)) lst "")) ) > str-shuff) ) > ;; (string-random "Elisp is my favorite E") ⇒ " ismitrEyaE lf oivpe s" > > (defun nshuff (sq) > (cl-loop for i from (length sq) downto 2 > do (cl-rotatef > (elt sq (cl-random i)) > (elt sq (1- i)) )) > sq) > ;; (nshuff '(a b c)) ; (b c a) (a b c) (b c a) ... > > Great, now you can make Black Jack win/loose simulator. check out upcoming virtual-vegas.el release -- underground experts united https://dataswamp.org/~incal