From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Robert Weiner Newsgroups: gmane.emacs.devel Subject: Re: [ELPA] New package: find-dups Date: Wed, 11 Oct 2017 13:05:58 -0400 Message-ID: References: <87fuapemew.fsf@web.de> Reply-To: rswgnu@gmail.com NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="001a11404ff6d1a1ea055b4871f5" X-Trace: blaine.gmane.org 1507741615 14335 195.159.176.226 (11 Oct 2017 17:06:55 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 11 Oct 2017 17:06:55 +0000 (UTC) Cc: Emacs Development To: Michael Heerdegen Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Oct 11 19:06:50 2017 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e2KSr-0001Vo-7Z for ged-emacs-devel@m.gmane.org; Wed, 11 Oct 2017 19:06:37 +0200 Original-Received: from localhost ([::1]:41934 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e2KSy-0003DP-IN for ged-emacs-devel@m.gmane.org; Wed, 11 Oct 2017 13:06:44 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:38895) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e2KSo-0003By-Pg for emacs-devel@gnu.org; Wed, 11 Oct 2017 13:06:35 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1e2KSj-0002m8-Oc for emacs-devel@gnu.org; Wed, 11 Oct 2017 13:06:34 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:54091) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e2KSj-0002lx-L6 for emacs-devel@gnu.org; Wed, 11 Oct 2017 13:06:29 -0400 Original-Received: from mail-qt0-f177.google.com ([209.85.216.177]:45234) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1e2KSj-0006pL-Ch for emacs-devel@gnu.org; Wed, 11 Oct 2017 13:06:29 -0400 Original-Received: by mail-qt0-f177.google.com with SMTP id p1so7271364qtg.2 for ; Wed, 11 Oct 2017 10:06:29 -0700 (PDT) X-Gm-Message-State: AMCzsaXarHKzVJgYx1iH2U0zyCt5N0RHo6TUAMrRqwzQKwdRpF6VmU4H rFhJXZ76DDOKp0DsMKc0jxqmukMChi2N51vyzxQ= X-Google-Smtp-Source: ABhQp+Q6ZqO0cY0QopbXJ+HMvRN6lrcAO1stVn1DlN6lPcapABzvhJu9v5SqK2fUJB2rR4h9bqhVaffZfOwvqf6sERA= X-Received: by 10.200.34.167 with SMTP id f36mr477621qta.173.1507741588888; Wed, 11 Oct 2017 10:06:28 -0700 (PDT) Original-Received: by 10.237.34.225 with HTTP; Wed, 11 Oct 2017 10:05:58 -0700 (PDT) In-Reply-To: <87fuapemew.fsf@web.de> X-Gmail-Original-Message-ID: X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:4830:134:3::e X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:219380 Archived-At: --001a11404ff6d1a1ea055b4871f5 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable This seems incredibly complicated. It would help if you would state the general problem you are trying to solve and the performance characteristics you need. It certainly is not a generic duplicate removal library. Why can't you flatten your list and then just apply a sequence of predicate matches as needed or use hashing as mentioned in the commentary? Bob =E2=80=8B --001a11404ff6d1a1ea055b4871f5 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
This seems incredibly complicated.=C2=A0 It would help if you = would state the general problem you are trying to solve and the performance= characteristics you need.
It certainly is not a generic duplicate rem= oval library.=C2=A0 Why can't you flatten your list and then just apply= a sequence of predicate matches as needed or use hashing as mentioned in t= he commentary?

Bob
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