June 18, 2014


I’m not going to dive into a history lesson here.  This is about practical, usable information in today’s modern world.  You can always go read more about GMT and UTC on Wikipedia. What is the difference between UTC and GMT? Essentially, nothing. Really?  There is no difference? Technically, UTC is defined precisely (based on TAI […]

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Posted in: DateTime, Time Zones

Egypt goes back to Daylight Saving Time

May 15, 2014


With only a week’s notice, the government of Egypt has decided to go back to daylight saving time – effective today.  That’s right, it was casually announced on May 7th, and went into place at Midnight on May 15th.  That is, at 24:00 May 15th, which most folks would recognize as 00:00 on May 16th.  Of […]

Posted in: Time Zones

Extending RavenDB with Bundles, Plugins, and Listeners

May 7, 2014


Last April, I presented at RavenConf in Durham, North Carolina. Here is the second of my two presentations:

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Posted in: RavenDB, Talks

Mastering Date and Time Data in RavenDB

May 6, 2014


Last April, I presented at RavenConf in Durham, North Carolina. Here is the first of my two presentations:

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Posted in: .Net, DateTime, RavenDB, Talks

Time Zone Abbreviations

April 27, 2014


What does the abbreviation EST mean? I’m sure you’ve seen that before. If you live in the United States, you might recognize it as “Eastern Standard Time”, which is a time zone used in places like New York City, Washington D.C., and Miami. However, during a significant portion of the year, most places in the […]

Posted in: Time Zones

Handling Birthdays, and Other Anniversaries

April 9, 2014


How old are you? Simple question, yes? Perhaps. But the answer could change depending on the granularity of the question, and on your perspective. To answer “how many minutes old are you?”, we need a lot more information than might be readily available: Your date and exact time of birth The time zone (or location) […]

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Posted in: .Net, DateTime, Time Zones

Working with Time Zone Names in .Net

April 7, 2014


If you’ve ever used the TimeZoneInfo object in .Net, you’ll be familiar with the following properties: The Id property can be misleading, because it often contains the word “Standard” – even though it’s the identifier for the time zone, representing both standard and daylight time. In other words, in the above example, try to think […]

Posted in: .Net, Time Zones

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