Date-time data entry in local time for daylight savings time turn back transition period

1. How do you handle daylight savings in code?
2. What is the function to offset the date for daylight saving in time series?
3. Why is it daylight savings time?

How do you handle daylight savings in code?

The Right Way: TZDB Timezone ID

The right way to handle DST in Java is to instantiate a Timezone with a specific TZDB Timezone ID, eg. “Europe/Rome”. Then, we'll use this in conjunction with time-specific classes like java.

What is the function to offset the date for daylight saving in time series?

IsDaylightSavingTime(DateTimeOffset) Indicates whether a specified date and time falls in the range of daylight saving time for the time zone of the current TimeZoneInfo object.

Why is it daylight savings time?

Daylight Saving Time has its roots in train schedules, but it was put into practice in Europe and the United States to save fuel and power during World War I by extending daylight hours, according to the US Department of Transportation's Bureau of Transportation Statistics.