e-sygoing.link — ISO 8601 https://e-sygoing.link Latest links in the ISO 8601 category en-us Sun, 24 May 2026 17:28:52 -0400 W3C I18N Q&A: Date formats https://e-sygoing.link/link/5299110-w3c-i18n-qa-date-formats Discussion of date formats for internationalisation. Thu, 16 Apr 2026 11:56:54 -0400 https://e-sygoing.link/go/5299110 Dated Material - Is the Y2K Problem Really Over? https://e-sygoing.link/link/5299092-dated-material-is-the-y2k-problem-really-over Discussion about the use and misuse of various date formats - Intelligent Enterprise Magazine - Celko. Sat, 11 Apr 2026 20:13:19 -0400 https://e-sygoing.link/go/5299092 International Standard Date and Time Notation https://e-sygoing.link/link/5299078-international-standard-date-and-time-notation by Markus Kuhn - An introduction to ISO 8601, the YYYY-MM-DD date and the 24-hour time notation, with notes on week numbers and on implementation. Thu, 05 Feb 2026 19:09:16 -0500 https://e-sygoing.link/go/5299078 Week Numbers In Excel https://e-sygoing.link/link/5299082-week-numbers-in-excel How to calculate absolute week numbers, Excel week numbers and ISO week numbers (with Formula and VBA). Links to other ISO 8601 related materials. Fri, 23 Jan 2026 14:59:32 -0500 https://e-sygoing.link/go/5299082 The Many Dates and Times of Perl https://e-sygoing.link/link/5299117-the-many-dates-and-times-of-perl A tour of the many date and time handling modules on the CPAN - by Dave Rolsky. Thu, 15 Jan 2026 21:33:06 -0500 https://e-sygoing.link/go/5299117 The Mathematics of the ISO 8601 Calendar https://e-sygoing.link/link/5299088-the-mathematics-of-the-iso-8601-calendar A comprehensive document covering how week numbers are calculated using the ISO 8601 calendar system. Includes links to many further resources. Wed, 07 Jan 2026 19:34:05 -0500 https://e-sygoing.link/go/5299088 Use ISO 8601 and Drop mm/dd/yy and am/pm https://e-sygoing.link/link/5299105-use-iso-8601-and-drop-mmddyy-and-ampm Justin JIH, a Taiwanese American, sets out the reasons why adopting the YYYY-MM-DD date format is preferred. Includes useful links to further resources. Sun, 16 Nov 2025 18:09:58 -0500 https://e-sygoing.link/go/5299105 W3C Date and Time Formats https://e-sygoing.link/link/5299077-w3c-date-and-time-formats Defines a profile of ISO 8601 referenced by the W3C HTML recommendation. Tue, 14 Oct 2025 01:19:27 -0400 https://e-sygoing.link/go/5299077 Use International Date Format https://e-sygoing.link/link/5299107-use-international-date-format How and why to use international date format in your document - from the W3C QA section. Mon, 13 Oct 2025 14:23:05 -0400 https://e-sygoing.link/go/5299107 ISO 8601 Date and Time - Converting and Implementing https://e-sygoing.link/link/5299119-iso-8601-date-and-time-converting-and-implementing How to implement the use of the Year-Month-Day Date format in various computer systems - includes some programming examples and the 'Date Format Poll' - by Nikolai Sandved in Norway. Fri, 23 May 2025 04:30:19 -0400 https://e-sygoing.link/go/5299119