I am incredibly new to Domain Models and I am trying to build up my understanding. I have created this domain model around a scenario which I will provide. I feel this model is simple and as a resu...

What is Domain Model? What is Object Model? Are Domain Model and Object Model the same thing? What is the difference between these two? Please explain with simple example. I'm new in this conce...

I am deciding if I should use a Rich Domain Model over an Anemic Domain Model, and looking for good examples of the two. I have been building web applications using an Anemic Domain Model, b...

I am having difficulty in attempting to ascertain which domain within a given model can be considered the "core domain". It can be tricky especially if there are several domains which are core to t...

I am studying a Spring book and they mention Java domain model. What is that?

I am using ADO.NET to read a bunch of data from the database into in-memory objects. This is my domain model: // Question.cs public class Question { public int ID { get; set; } public string T...

I came across a statement that the domain model designed in accordance with DDD should not be used as resources in a REST API (source). It is clear that a REST API is a contract of the applicatio...

I want to have a global/app level setting that I want to use in my rich domain models. I have a method that does some calculations based on the argument passed. This might not be the best examp...

I have been reading about where to put business logic in ASP.NET MVC Project for a while and I still can't get clear on some things. 1 - Domain models. What are these really? In my Model folder I ...

Well I've been trying to find out the difference between data mapper and repository, but up to now I still have not. It seems to me that the expert programmer said "Repository is another layer of a...

In Domain Driven Design, one of the defining characteristic of an Entity is that it has an identity. Problem: I am not able to provide a unique identity to Entities on instance creation. This ide...

We put entities in a domain package. Something like com.acme.domain or com.acme.model. Entities often have properties which represent codes, rather than free form strings. Something like a sort o...

Which is better practice in web development, an anemic domain model or rich domain model? Anemic domain model means entities are dumb POJOs mapped to some persitent storage. Getters and sett...

Suppose there is a scenario of Users having Tasks. Each User can either be a Watcher or Worker of a Task. Furthermore, a Worker can file the hours he has worked on a given Task. Would the follo...

What is the difference between a domain model and a data model?

My team devolops a web api application using entity framework, The Gui is developed by a seperate team. My question is how should the models be defined? Should we have two projects - one for doma...

I have been reading about domain driven design and how to implement it while using code first approach for generating a database. From what I've read and researched there are two opinions around th...

I use Entity Framework Code First approach in my MVC application and I have some entity classes for every table in the database. On the other hand, I need to use some lookup values i.e. gender, sta...

Well I am trying to apply domain driven design principles for my application, with a rich domain model that contains both data fields and business logic. I've read many DDD books, but it seems that...

To take advantage of the wide range of query methods included in java.util.stream of Jdk 8 I am attempted to design domain models where getters of relationship with * multiplicity (with zero or mor...

I am looking to build an appointment booking app with the following characteristics: - Users can be service providers or buyers - Service providers set their availabilities (but can only set their ...

Let's say I have two entities User and Item. The sole behavior in the domain between these two entities is that a user can like an item. Since there is no restriction on how many items a user can l...

I have a question about some terminology that's been confusing me for ages and I just can't seem to figure it out. Wikipedia tends to explain these things very formally which is very hard for...

I have a value object LoginAuth which contains the User authentication data for my secondary login system. For every User it is optional to opt for the secondary login. So the User entity does not ...

I come from an OO background(C#, javascript) and Scala is my first foray into FP. Because of my background I am having trouble realizing a domain model that fits my domain problem well and also co...