A domain model is composed of the objects, behavior, relationships, and attributes that make up the industry that is the focus of development.

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Web application / Domain model integration using JSON capable DTOs

I'm a bit confused about architectural choices for the web-applications/java/python world. For c/c++ world the available (open source) choices to implement web applications is pretty limited to zero, ...
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Design to link two model classes with different multiplicity

It is usually well known how to deal with model classes that have a 1:N relationship: classical examples are order->items or client->orders. Every layer of the software has its appropriate and ...
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Rails: get data about a model collection, with new model or method?

I have a model Product with attributes sales and views. I need to get sales/views count of all the products. Is more correct to implement this as a method and have a call like Product.all.sales or ...
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Domain security involving domain logic

Together with my application's domain logic I am trying to outline the security model. I am stuck with a requirement that prevents me from considering security just a cross-cutting concern over my ...
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Automated data processing in BPMN/BPEL?

In order to run complex simulations, I need to do preprocessing of data from various data sources. This is done by a bunch of Postgresql scripts. However, having only these is unsatisfactory, because ...
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How to prevent parallel calls to model?

While there is some command running which calls methods on some model, how to prevent concurrent calls for critical places in that model? If multiple requests comes in then they should maintain their ...