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Webtags (preserving history): Difference between revisions
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Revision as of 09:23, 11 April 2021
, 09:23, 11 April 2021→Warning when Daylight Saving Time ends: use bullet points to make it easier to read
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===Warning when Daylight Saving Time ends=== | ===Warning when Daylight Saving Time starts or ends=== | ||
Note that Cumulus uses current time, read from the computer, to determine which array element it stores each value in. | Note that Cumulus uses current time, read from the computer, to determine which array element it stores each value in. | ||
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Hence ''when clocks go back'' the value stored for winter time overwrites the value previously stored for same time during summer time for the relevant repeating hour. | Hence ''when clocks go back'' the value stored for winter time overwrites the value previously stored for same time during summer time for the relevant repeating hour. | ||
Hence even if you use 10am for your rollover time in summer, you will not have access to a whole hour worth of data when the clocks change as either the hour has been overwritten or ''when the clocks go forward'' | Hence even if you use 10am for your rollover time in summer, you will not have access to a whole hour worth of data when the clocks change | ||
* as either the hour has been overwritten or | |||
* ''when the clocks go forward'' one hour in the array simply does not exist. | |||
=== Table of Recent History web tags available === | === Table of Recent History web tags available === | ||