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Questions tagged [iana]

IANA is the Internet Assigned Numbers Authority. Use this tag only in conjunction with another tag, such as timezone or dns.

The IANA functions coordinate the Internet’s globally unique identifiers, and are provided by Public Technical Identifiers, an affiliate of ICANN.

It provides:

  • Domain Names (DNS Root Zones, etc.)
  • Number Resources (IP Addresses, AS Numbers)
  • Protocol Assignments (registered port numbers)
  • Time Zone Database (for time zone names like America/New_York)
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Java Synchronize Timezone List with moment-timezone.js

I am implementing a setting where the user selects a timezone from a dropdown list, then my app displays the current time in the selected timezone using moment-timezone.js. I am using TimeZone.getAvailableIDs() to retrieve the list of timezone from…
lukforce
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Mapping IANA/Olson timezone database to abbreviations (like EST, PST, etc)

I need to map IANA/Olson timezone id to abbreviations, like EST, PST, etc. I understand that this is not 1-to-1 mapping and that, for example, for EST there are quite a bunch of IANA timezones. Is there some kind of database/mapping I can use for…
Eugene Loy
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Do I need to register my service name with IANA if I'm shipping a bonjour iOS app?

I'm listening to WWDC2012 Session 707 on Bounjour. At 15:25 into the session, the apple engineer explains that you need to register your bonjour service name with IANA before publishing. I found that the link in the presentation does not work, and…
Alex Stone
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New rules for Brazil's Daylight Saving Time on Java

The rules for Brazil's Daylight Saving Time have been changed, but this new rules are not present on the newst java version. On this test code, using the latest version provided by RedHat (java-1.8.0-openjdk-1.8.0.212-3) the results are not the…
Jose Renato
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When to use the related link relation

The IANA registry contains a official link relation type of "related" related: Identifies a related resource. https://www.iana.org/assignments/link-relations/link-relations.xhtml I have also read the referenced RFC4287. The value "related"…
Martin Hansen
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Looking for a way to retrieve timezones in which the current time is x

I am looking for a way to obtain a list of timezones in which the current time is a variable (it has to be DST dependant as well). For example I need to push messages to users for which the local time is 18:45. I can fetch from our database a list…
drorsun
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Generating date_time_zonespec.csv for boost::date_time from IANA's time zone database?

The time zone database (date_time_zonespec.csv or boost_1_55_0/libs/date_time/data/date_time_zonespec.csv) of boost::date_time library seems not to be up to date. Is there a way to generate it from latest version of IANA time zone database?
stoycho
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How Do I Convert IANA zone + datetime to UTC + Offset using NodaTime

I have local time in string format: "yyyy-MM-dd HH:mm:ss" and an IANA Time Zone for that time (e.g. "Europe/London"). How do I convert that in C#, maybe using NodaTime, to a UTC+TimeZone Offset string e.g. "yyyy-MM-dd HH:mm:ss+01:00" ? I don't even…
Paul Panayis
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Olson time zone to windows

I need to convert a time zone from olson time zone in windows. Using PHP. I found this http://unicode.org/repos/cldr/trunk/common/supplemental/windowsZones.xml It seems that it is not difficult to convert using this data. But there are questions: 1)…
stalxed
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How to import tz data (IANA) into Postgres server

We're trying to get the timezone data updated on a Windows Postgres install without having to update the server installation. Background: Our application is using Postgres' built in timezone information and relies on accurate data. Therefore…
TheWalrus
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Cross-platform timezone serialization

I need to save timezones - along with other data - to a file and read the file from multiple platforms (Linux, WinRT, Windows Phone 8, OS X, Android, iOS). Likely languages are C++, C#, Java, and Objective-C. Saving the timezone offset as a double…
Peter
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Determine Time Offset given Olson TZID and local DateTime?

I need to determine Time Offset given Olson TZID of an event and a DateTime of an event. I suppose I can do it with a help of Noda Time, but I'm new here and need help - an example of actual API call sequence to perform this task. A few more details…
vkelman
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TimeZoneInfo.TryConvertIanaIdToWindowsId returns only False in .NET 6 Azure function

My app stores user time zone selection as IANA Time Zone Id values. It calculates local user times by converting these to Windows Time Zone Id values and using TimeZoneInfo methods to calculate times. The conversion uses…
TheGuern
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Is there a convention or rule used to name AAA interface in 3GPP?

Appologize if this has been answered. I'm looking for what Gx, Gy, Cx interface stands for or What does single character mean. Is there a convention or rule used to name AAA interface in 3GPP? It looks like IANA is assigning Application IDs. And…
sarasak
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Are all combinations of language codes and regions in the language-subtag-registry valid?

RFC 5646 (https://www.rfc-editor.org/rfc/rfc5646.html) and IANA language subtag registry (https://www.iana.org/assignments/language-subtag-registry/language-subtag-registry) describe and list the language and region codes that make up the tags for…
Dave Cherkassky
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