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[220.235.140.148]) by smtp.gmail.com with ESMTPSA id bm9-20020a656e89000000b00476dc914262sm23025418pgb.1.2023.01.20.14.53.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Jan 2023 14:53:14 -0800 (PST) Message-ID: <63cb1b5a.650a0220.c5fa2.3ff9@mx.google.com> X-Google-Original-Message-ID: --text follows this line-- References: <86zgamtv6o.fsf@gmail.com> <87tu0t1i0c.fsf@localhost> <87k01p1gvx.fsf@localhost> <87r0vpscba.fsf@localhost> User-agent: mu4e 1.9.16; emacs 29.0.60 From: Tim Cross To: Daryl Manning Cc: Ihor Radchenko , emacs-orgmode@gnu.org Subject: Re: [FEATURE REQUEST] Timezone support in org-mode datestamps and org-agenda Date: Sat, 21 Jan 2023 09:51:20 +1100 In-reply-to: MIME-Version: 1.0 Content-Type: text/plain Received-SPF: pass client-ip=2607:f8b0:4864:20::1033; envelope-from=theophilusx@gmail.com; helo=mail-pj1-x1033.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-orgmode@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "General discussions about Org-mode." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-orgmode-bounces+larch=yhetil.org@gnu.org Sender: emacs-orgmode-bounces+larch=yhetil.org@gnu.org X-Migadu-Country: US X-Migadu-Flow: FLOW_IN ARC-Seal: i=1; s=key1; d=yhetil.org; t=1674255269; a=rsa-sha256; cv=none; b=s/Y7jr95Sh0rPo7sPmYICM0f8hVmWn33vGe+SYo/gqdS5nNZ+uuNqNTInT6CxbS3joqdn0 xvBjxS+ol3rgEp2emeS8Z6SWgYGn52lG/3fxkOFJbu/8E8uNHnMh1s0/pebD4h4I6NFAUK 733Na22NBnBuerFoGJl1/rCDXhnbv5mtt3QvneReIl/x2fX8MMQUTTUPW4qbAz9nQwVSxS fAkNyU2TQKW9Or946SfmP9dBYucob41idSikTCTXSwsUL9td2dpf5rb8iHQ7fDQPYA9rfD QO/pROph5r/0igL9mCm1mrCTtbWJgYWpSRYcF78W3IYHjq+bprC0fwRcbNg5Lw== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=pass header.d=gmail.com header.s=20210112 header.b="j/dUzlWh"; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (aspmx1.migadu.com: domain of "emacs-orgmode-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="emacs-orgmode-bounces+larch=yhetil.org@gnu.org" ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1674255269; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:in-reply-to:in-reply-to: references:references:list-id:list-help:list-unsubscribe: list-subscribe:list-post:dkim-signature; bh=ZkI3pPDphHISS5tObsVsHsXa0B0wPaA4v9f7A/GHYeo=; b=NCy7FDQRZU42a5b5NebxxFdMU9O8vdC6HqLmFxj3RuDhs+uSlOr38AL4kkSkgiV+0QmmYm CExw8MGX3Plfwr5S7NXlnMQgzRyn5Om7LhROiWT0qKiULYuYj41EpauTMSOPpEmFD88NaW urVcb8ewMQPn3zBcuS1IjEe8iuT2a1vow69g5GI1pZqgQX+xsg3CKQ1QmTnzNI31W8Ydfq 5WSfMgI9J578fAMNK035VhSmuApnLFzG7UsPXj3X/Za36QZoqJu+SizDcGT6dgThcNQcfB vhIXHEOkSHq9pWH51awCXZoYOWrW/7j1z3GNwfoKuZcGWHwBwEdeN+gtmODEMA== X-Spam-Score: -6.27 X-Migadu-Queue-Id: DC4B51A312 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=gmail.com header.s=20210112 header.b="j/dUzlWh"; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (aspmx1.migadu.com: domain of "emacs-orgmode-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="emacs-orgmode-bounces+larch=yhetil.org@gnu.org" X-Migadu-Scanner: scn0.migadu.com X-Migadu-Spam-Score: -6.27 X-TUID: KjFnbm7bnCTX Daryl Manning writes: > Perhaps a leading question (leading to outrage =p ), but does anybody even use those anymore? > > I don't believe I've used them at all in 5 years of using org-mode (and if I did it was most likely because of > some arcane older feature which required them). > > Daryl. > > On Fri, Jan 20, 2023 at 5:57 PM Ihor Radchenko wrote: > > Ihor Radchenko writes: > > > <2023-01-14 Sat 18:22@Asia/Singapore> (SGD and similar abbreviations are often ambiguous) > > <2023-01-14 Sat 18:22+0800> > > <2023-01-14 Sat 18:22+08> > > <2023-01-14 Sat 18:22@+0800> > > <2023-01-14 Sat 18:22@+08> > > One thing we all missed in the discussion is diary sexps. > > In particular, "last Sunday of month" <%%(diary-float t 0)> may depend > on the time zone because the number of days in month may vary. > > How can we approach this? What could the format to specify the time zone > for diary timestamps? > > -- > Ihor Radchenko // yantar92, > Org mode contributor, > Learn more about Org mode at . > Support Org development at , > or support my work at If your speaking about diary sexp support, I don't use them, but I have seen a number of threads within the last year regarding people wanting assistance with getting them right and I get the impression for some use cases, particularly for repeating events, diary seexp specification is the easiest way to define them.