How to remove timezone from a Timestamp column in pandas

The column must be a datetime dtype, for example after using pd.to_datetime. Then, you can use tz_localize to change the time zone, a naive timestamp corresponds to time zone None: testdata[‘time’].dt.tz_localize(None) Unless the column is an index (DatetimeIndex), the .dt accessor must be used to access pandas datetime functions.

Get utc offset from timezone in Javascript

It has become possible nowaday with Intl API: The implementation of Intl is based on icu4c. If you dig the source code, you’ll find that timezone name differs per locale, for example: for (const locale of [“ja”, “en”, “fr”]) { const timeZoneName = Intl.DateTimeFormat(locale, { timeZoneName: “short”, timeZone: “Asia/Tokyo”, }) .formatToParts() .find((i) => i.type === … Read more

PostgreSQL – how to render date in different time zone?

The key is to switch the local timezone to the desired display timezone, for the duration of the transaction: begin; set local timezone to ‘EST5EDT’; select to_char(‘2012-05-29 15:00:00’::timestamp at time zone ‘CDT’, ‘YYYY-MM-DD HH24:MI:SS TZ’); end; The result is: 2012-05-29 16:00:00 EDT Note that with set [local] timezone it is required to use full time … Read more

MySQL Time Zones

By default, (at least on Debian-based installations) no time zone data is loaded into MySQL. If you want to test if they are loaded, try executing: SELECT CONVERT_TZ(‘2012-06-07 12:00:00’, ‘GMT’, ‘America/New_York’); If it returns a DATETIME (in this case 2012-06-07 08:00:00), you have time zones loaded. If it returns NULL, they aren’t. When not loaded, … Read more