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Validation is used to check data to make sure it fits whatever required specifications are set for it.

2 votes
Accepted

Different types of model validation

And validation order is guaranteed, so no need to perform duplicate checks. Edit (in response to comment) A Validator for Model1 may very well be different from a Validator for Model2. …
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4 votes
Accepted

Check whether a date is a valid future date

Correctness My first point is that the current date is accepted as a valid future date. That is odd, and it is certainly not according to : Tests whether the date input represents a real date i …
bowmore's user avatar
  • 5,359