February 2017
Intermediate to advanced
568 pages
14h 19m
English
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Varying levels of validation
One thing that is not addressed by either of the .NET validation interfaces is the ability to either turn validation on or off, or to set varying levels of validation. This can be useful in several different scenarios, such as having different Views to edit different properties of a data model object.
An example of this might be having a View that enables users to update the security settings of a User object, where we want to validate that each property has a value, but only for the properties that are currently displayed in the View. After all, there is no point in informing the user that a certain field must be entered if they can't do that in their current View.
The solution is to define a number of levels of validation, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.