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"I'm a .NET developer, so I don't know better." - me

Proactive vs Reactive Validation: Don’t We Need Both?

Update: There’s a wealth of knowledge out there that I just haven’t been aware of until now. Thanks to the many commenters of this post, other posts, and other conversations for the links and info. Here is a list of items that I’m finding to be very helpful...

Published Sun, Feb 02 2009 1:49 PM by derick.bailey

Filed under: Principles and Patterns, .NET, Domain Driven Design, C#
Encapsulation: Entities, Collections And Business Rules

Yesterday, I was involved two very separate yet very related conversations. One was via twitter with Colin Jack and Jimmy Bogard (which I was only a partial contributor to - mostly just reading their conversation) and another after work with a coworker...

Published Thu, Oct 10 2008 8:49 AM by derick.bailey

Filed under: Design Patterns, Refactoring, Analysis and Design, Principles and Patterns, .NET, Model-View-Presenter, Domain Driven Design
Dependency Inversion: 'Abstraction' Does Not Mean 'Interface'

A coworker recently asked if we should always abstract every object into an interface in order to fulfill the Dependency Inversion Principle (DIP). The question stunned me at first, honestly. I knew in my head that this was a bad idea - abstracting into...

Published Mon, Oct 10 2008 4:04 PM by derick.bailey

Filed under: Refactoring, Analysis and Design, Principles and Patterns, .NET, Domain Driven Design, Agile, Philosophy of Software, Lambda Expressions
DDD Question: Where does required info validation belong for an Entity?

Let's say I have a small hierarchy of object: Faults and Parts. A Fault can contain many parts, and a part has no meaning without being associated to a Fault. To ensure that I have no Parts without a parent Fault, I have this basic code in place:...

Published Wed, Oct 10 2008 9:54 AM by derick.bailey

Filed under: Design Patterns, Analysis and Design, .NET, Model-View-Presenter, Domain Driven Design

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