May 2017
Intermediate to advanced
442 pages
11h 55m
English
Content preview from Extending Microsoft Dynamics 365 for Operations Cookbook
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How it works...
Pre-event and post-event handlers work in the same way as the other event handlers, but these carry a risk of regression. The events we handle through this technique are not delegates, and the developer did not specifically write the method to be handled in this way: otherwise they would have written a delegate. The reason we are restricted to public methods is because these are considered as a public API, and will not be changed or deprecated without a proper procedure. Protected methods can be changed without warning, and we could, therefore, find that our code no longer works.
Private methods are private for a reason: you can't guarantee the internal class state, or how these will be called.
This also reinforces that we ...
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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.