From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Display of undisplayable characters: \U01F3A8 instead of diamond Date: Wed, 07 Sep 2022 16:34:09 +0300 Message-ID: <83tu5jgvfy.fsf@gnu.org> References: <83y1v7w6eu.fsf@gnu.org> <2f302d1c3966849477b3@heytings.org> <83mtbiovzr.fsf@gnu.org> <83a67hq3l7.fsf@gnu.org> <83mtbhneht.fsf@gnu.org> <83czcakqd3.fsf@gnu.org> <87a67dxhfw.fsf@dataswamp.org> <875yi0wzx7.fsf@dataswamp.org> <834jxkk635.fsf@gnu.org> <878rmw8085.fsf@dataswamp.org> <83edwnj4fh.fsf@gnu.org> <87tu5j7tu1.fsf@dataswamp.org> <83a67bih0f.fsf@gnu.org> 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="6887"; mail-complaints-to="usenet@ciao.gmane.io" Cc: incal@dataswamp.org, emacs-devel@gnu.org To: Yuri Khan Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Wed Sep 07 15:37:04 2022 Return-path: Envelope-to: ged-emacs-devel@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 1oVvEm-0001dk-GV for ged-emacs-devel@m.gmane-mx.org; Wed, 07 Sep 2022 15:37:04 +0200 Original-Received: from localhost ([::1]:56462 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oVvEl-0007FB-DY for ged-emacs-devel@m.gmane-mx.org; Wed, 07 Sep 2022 09:37:03 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:36324) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oVvCE-0004fR-N4 for emacs-devel@gnu.org; Wed, 07 Sep 2022 09:34:26 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:36074) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oVvCD-0006Uq-Ut; Wed, 07 Sep 2022 09:34:25 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=MIME-version:References:Subject:In-Reply-To:To:From: Date; bh=m0GcUMhBgg3AxZ0fYJFs6Oy906rIErII0jzkK2cQf28=; b=Xs0CZZoZ/vKwfNDnUdPa r9S8Kk56xKVTX0n401viv36SHjBRNyo8RihQgDEuh+Gv+nRrI7+lmEtVU1vW2Y9YDKDaePOfr1JAf YcqcnnYLNuamTkjba1Kugpu6v+xMkJraxN2EAxny+zLxXfmYTLcdpfmYdDttp5+0Ij7JZtWqa3TQF BOsGtCYX5RrwGhzNqmCi2idiyQ2ekjOyjtLQPZrdLHAms9XI62JqBfWS4p8USPvzejVf94JYddjPr TaroPIMBWRgsyY0fWW+EyKgHmVveFBApqOLw1RBvjLOSxo7+qnxFYn8QEOqkBqdYBy0AqVGNPgFyI 9rN2+LpzYPWkWg==; Original-Received: from [87.69.77.57] (port=3485 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oVvCD-000075-Ci; Wed, 07 Sep 2022 09:34:25 -0400 In-Reply-To: (message from Yuri Khan on Wed, 7 Sep 2022 20:12:40 +0700) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:294838 Archived-At: > From: Yuri Khan > Date: Wed, 7 Sep 2022 20:12:40 +0700 > Cc: Emanuel Berg , emacs-devel@gnu.org > > On Wed, 7 Sept 2022 at 18:04, Eli Zaretskii wrote: > > > > >>> If you followed the discussion, this was explained and > > > >>> unanimously rejected. > > > >> > > > > Compute f(x) = y > > > > > > Store f = ((x y) ... ) somewhere. > > > > > > Next time don't compute, search for x, find y? > > I believe Emanuel is alluding to the memoization pattern “if a > computation (e.g. of the set of all displayable characters) is too > expensive to perform every time its result is needed, cache the result > in some storage that survives between the times it is needed (e.g. a > data file in .emacs.d/var/)”. That's exactly what the instructions produced with the code suggest...