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What does Include() do in LINQ? 问题 I tried to do a lot of research but I'm more of a db guy - so even the explanation in the MSDN doesn't make any sen 阅读全文
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An exception occurred while executing a Transact-SQL statement or batch. (Microsoft.SqlServer.ConnectionInfo) Cannot open backup device 'C:\Users\clu\ 阅读全文
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Queryable Extensions When using an ORM such as NHibernate or Entity Framework with AutoMapper’s standard mapper.Map functions, you may notice that the 阅读全文
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Entity Framework Classic Include The Include method lets you add related entities to the query result. In EF Classic, the Include method no longer ret 阅读全文
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https://docs.automapper.org/en/stable/Queryable-Extensions.html ProjectTo must be the last call in the chain. ORMs work with entities, not DTOs. So ap 阅读全文
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Plain Old CLR Object vs Data Transfer Object POCO = Plain Old CLR (or better: Class) Object DTO = Data Transfer Object In this post there is a differe 阅读全文
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When should I use the HashSet<T> type? I am exploring the HashSet<T> type, but I don't understand where it stands in collections. Can one use it to re 阅读全文
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MVVM - How do I Bind the View Model to the View 问题 and thanks in advance for the guidance. I'm new to MVVM, and I've been learning via articles. I thi 阅读全文