From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Nic Ferrier Newsgroups: gmane.emacs.devel Subject: performance isn't a concern in ... Emacs Lisp's future Date: Wed, 17 Sep 2014 19:04:58 +0100 Message-ID: <8761gmyvg5.fsf_-_@ferrier.me.uk> References: <87wq97i78i.fsf@earlgrey.lan> <87sijqxzr2.fsf@newcastle.ac.uk> <87egvaxshd.fsf@newcastle.ac.uk> <83k3522ulo.fsf@gnu.org> <871traxoy7.fsf@newcastle.ac.uk> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1410977133 10282 80.91.229.3 (17 Sep 2014 18:05:33 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 17 Sep 2014 18:05:33 +0000 (UTC) Cc: Eli Zaretskii , monnier@iro.umontreal.ca, emacs-devel@gnu.org To: phillip.lord@newcastle.ac.uk (Phillip Lord) Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Sep 17 20:05:26 2014 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1XUJba-0003le-EU for ged-emacs-devel@m.gmane.org; Wed, 17 Sep 2014 20:05:26 +0200 Original-Received: from localhost ([::1]:46600 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XUJbZ-0008RF-SR for ged-emacs-devel@m.gmane.org; Wed, 17 Sep 2014 14:05:25 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:37232) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XUJbQ-0008QB-CC for emacs-devel@gnu.org; Wed, 17 Sep 2014 14:05:22 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XUJbK-0001Bj-G0 for emacs-devel@gnu.org; Wed, 17 Sep 2014 14:05:16 -0400 Original-Received: from static.17.66.46.78.clients.your-server.de ([78.46.66.17]:55848 helo=po1.ferrier.me.uk) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XUJbE-0000wA-8F; Wed, 17 Sep 2014 14:05:04 -0400 Original-Received: from nicferrier-dell-xps (140.35.155.90.in-addr.arpa [90.155.35.140]) by po1.ferrier.me.uk (Postfix) with ESMTPA id EB9BAAC0A95; Wed, 17 Sep 2014 20:19:57 +0200 (CEST) Original-Received: from nicferrier-XPS13-9333 (localhost [127.0.0.1]) by nicferrier-dell-xps (Postfix) with ESMTPS id C9F5D6025B; Wed, 17 Sep 2014 19:04:58 +0100 (BST) In-Reply-To: <871traxoy7.fsf@newcastle.ac.uk> (Phillip Lord's message of "Wed, 17 Sep 2014 16:10:40 +0100") X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 78.46.66.17 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 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-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:174452 Archived-At: phillip.lord@newcastle.ac.uk (Phillip Lord) writes: > What can I say? I don't sit around waiting for emacs to do stuff > nowadays when I am using it. And I've just implemented a package that > copies, then searches and replaces an entire buffer on every keypress. > And I don't notice it running for moderate size files. > > The manual talks about the performance danger of overlay, but I've just > put an overlay an every word in a 300 line buffer, and I can't notice > that either. > > Even though Emacs now takes considerably more than Eight Megabytes, it > is not Constantly Swapping. CPU has grown quicker than Emacs demands. Another reason is we learned how to write better code. In the old days we'd all be hacking 10k line C++ files. But programmers with that level of maturity are still around. Many of them using Eclipse. Nic