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- UTC和GMT什么关系？ - 知乎
UTC：Coordinated Universal Time 协调世界时。因为地球自转越来越慢，每年都会比前一年多出零点几秒，每隔几年协调世界时组织都会给世界时+1秒，让基于原子钟的世界时和基于天文学（人类感知）的格林尼治标准时间相差不至于太大。
- Understanding specific UTC time format YYYY-MM-DDTHH:MM:SS. SSSZ
In particular please read about UTC or "Zulu" time here The program is correct, since the London time is one hour ahead of "UTC" time in summer The trailing 'Z' is a short notation for UTC (Zulu) You could also write "+00:00" instead of 'Z' The SS SSS refer to seconds and milliseconds - not related to the time zone
- Storing DateTime (UTC) vs. storing DateTimeOffset - Stack Overflow
A DATETIMEOFFSET gives you the ability to store local time and UTC time in one field This allows for very simple and efficient reporting in local or UTC time without the need to process the data for display in any way These are the two most common requirements - local time for local reports and UTC time for group reports
- What is the difference between UTC and GMT? - Stack Overflow
Key difference: Both UTC and GMT are time standards that differ in terms of their derivation and their use To quote timeanddate com: The Difference Between GMT and UTC: Greenwich Mean Time (GMT) is often interchanged or confused with Coordinated Universal Time (UTC) But GMT is a time zone and UTC is a time standard
- How can I format DateTime to web UTC format? - Stack Overflow
@astrowalker It should work He gave you multiple options in his answer You need only pick one In your case (and in the OP's), you would use DateTimeKind Utc to produce strings with "z" at the end (a k a "Zulu Format" or "UTC Time") Just look at his example output for UTC
- timezone - UTC time explanation - Stack Overflow
Times are expressed in UTC (Coordinated Universal Time), with a special UTC designator ("Z") Times are expressed in local time, together with a time zone offset in hours and minutes A time zone offset of "+hh:mm" indicates that the date time uses a local time zone which is "hh" hours and "mm" minutes ahead of UTC
- . net - DateTime. Now vs. DateTime. UtcNow - Stack Overflow
DateTime UtcNow returns a DateTime value representing the current Universal Co-ordinated Time (aka UTC) which will be the same regardless of the system's time zone The DateTime Kind property will be DateTimeKind Utc
- datetime - How to get UTC time in Python? - Stack Overflow
All of the above is now considered obsolete Python 3 2 introduced datetime timezone so that a proper tzinfo for UTC could be available to all So the modern version becomes: def utc_now(): return datetime datetime now(tz=datetime timezone utc)
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