balug:covid-19
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balug:covid-19 [2021-11-15T06:15:21+0000] rick_moen [Timezone Conversion] |
balug:covid-19 [2021-11-15T06:26:55+0000] rick_moen [Timezone Conversion] |
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| - | GNU date(1) will use your system's TZ database to convert time/date correctly, including compensating for DST / standard-time issues at either your and/or the remote location. | + | GNU date(1) will use your system's TZ database to convert time/date correctly, including compensating for DST / Standard Time issues at either your and/or the remote location. |
| It is also possible to generalize that syntax, to convert to a timezone //differing// from your local timezone, by prefacing the foregoing command with an output-timezone qualifier, e.g., as follows requesting conversion to Arizona time/date: | It is also possible to generalize that syntax, to convert to a timezone //differing// from your local timezone, by prefacing the foregoing command with an output-timezone qualifier, e.g., as follows requesting conversion to Arizona time/date: | ||
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| - | Quoting //must be as shown//, and timezone //names// must be correct, or you will get errors or (worse) silent ignoring of the provided timezone qualifier. Use [[https://en.wikipedia.org/wiki/List_of_tz_database_time_zones#List]|[canonical TZ database names]]. Do //not// use familiar 3- or 4-letter shortcut names like PST and PDT, which are neither unique nor standardised -- nor UTC offsets like UTC-8, which have Daylight Saving Time vs. Standard Time problems. | + | Quoting //must be as shown//, and timezone //names// must be correct, or you will get errors or (worse) silent ignoring of the provided timezone qualifier. Use [[https://en.wikipedia.org/wiki/List_of_tz_database_time_zones#List|canonical TZ database names]]. Do //not// use familiar 3- or 4-letter shortcut names like PST and PDT, which are neither unique nor standardised -- nor UTC offsets like UTC-8, which have DST vs. Standard Time problems. |
| (As people have asked: No, BSD date(1), as available on MacOS X, cannot do this work, for lack of the -d option.) | (As people have asked: No, BSD date(1), as available on MacOS X, cannot do this work, for lack of the -d option.) | ||
balug/covid-19.txt ยท Last modified: 2024-02-28T17:27:11+0000 by rick_moen
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