The Domain Model contains information and functionality related to what it means to be a User. It should map conceptually onto something that exists physically in the real world or a clearly defined concept in the problem space. The Service contains information and functionality related to performing atomic units of work. It should map conceptually … Read more
I liked lot the architecture of oxite cms at http://www.codeplex.com/oxite. I learned lot from that project. I use nhibernate for data access instead of linq2sql and it works good for me. Of course its not a large scale project but its a perfect start. CSLA does not follow the DDD paradigm. The above book “.NET … Read more
You want to delve a bit in the remarkable work of Paul Stovell concerning data validation. He summed up his ideas at one time in this article. I happen to share his point of view on the matter, which I implemented in my own libraries. Here are, in Paul’s words, the cons to throwing exceptions … Read more
In 3.5SP1 / 3.0SP2, they also added a new property to the ValidationRule base, namely, ValidatesOnTargetUpdated=”True”. This will call the validation as soon as the source object is bound, rather than only when the target control is updated. That may not be exactly what you want, but it’s not bad to see initially all the … Read more