Steven

I never found the time to look at this more thoroughly. As you might know, I'm quite busy finishing [my little project](https://manning.com/seemann2). I do accept PRs :-D

> but this handler does not need any parameters and I would be creating an empty query type. How do I get around this? You shouldn't go around it. The...

Data Annotations is typically suited for simple validations that can verify a single property in complete isolation, and in some cases to check two properties on the same model, without...

@Hi @MarkusRodler, > there is also always the possibility that your validation does not run [...] there is always that one new developer that oversees the validation requirement and then...

I'm glad we can have a open conversation about this. There are multiple ways to skin a cat, and the community will benefit the most from these conversations and reading...

And can you show an example of validation as well?

And can you show an example of a validation that depends on a Volatile Dependency? For instance, requires a call to the database?

Good stuff. Thanks for sharing this.

[Originally posted by @teatime on Codeplex, thread #566865 | Message #1302762 | 2014-09-09] I posted a question to Steven [here](https://blogs.cuttingedge.it/steven/posts/2011/meanwhile-on-the-command-side-of-my-architecture/), who kindly responded with an answer regarding the Command Pattern....

[Originally posted by @qujck on Codeplex, Thread #566865 | Message #1302837 | 2014-09-09] Hi @teatime I have an event system that would support this. A generic decorator raises generic events...