Introducing DST

DST (also referred to as Daylight Time in the US, Canada, and Australia and Summer Time in the United Kingdom and European Union) is a technique of time change during the summer months to adapt to natural light so that twilight occurs at a later time of the day (typically an hour later). As a result, one day, typically in October or November, has 25 hours (fall back), whereas one day in spring has only 23 hours (spring forward). This change brings economic benefits. But on days with time changes, issues often arise related to transport, industry, and non-stop working shifts. The information technology (IT) sphere commonly manages DST automatically without requiring any user intervention.

The correct definition of DST is Daylight Saving Time, but in older literature, the term Daylight Savings Time (with an s at the end of Savings) is used. It may also be seen in modern references, as many editors still prefer the original form. The other acceptable forms are Daylight...