In this tutorial, we will learn to know how to Get Rid of Datetime Logical Bugs Once and for All. When applications rely on datetimes, developers should have a basic understanding of how the world models time.
I’ve noticed that good developers can get confused about datetime logic. Their code relies on datetime libraries to do the heavy cognitive lifting and in return the code becomes buggy.
It’s understandable too because time is deceivingly complex. We stand on the shoulders of giants who have simplified time for our daily lives. Our current calendar and the 24-hour clock are examples. We take them for granted.
When applications rely on datetimes, developers should have a basic understanding of how the world models time. There is more than one way to model time and there are pros and cons that come with each model.
I think you’ll find that it can be simplified because really it's just never been explained.
Most of us have heard these datetime logic terms before, but do you really understand what they are and how they relate?
UTC is the standard datetime model for the world. It is absolute time because no matter where you are in the world, the UTC datetime is the same. This means that it does not consider daylight savings.
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