Entity Framework 6 - Knowledge Base (KB)

linq to entities does not recognize the method int32 toint32

I get this error when I try to compare int to int (when comparing string it works)...IEnumerable<Commune> myCommunes = from d in db.Communes where d.CodePostal == Convert.ToInt32(CodePostal.Text) ...

Should I use an int or a long for the primary key in an entity framework model

I am writing an MVC5 Internet application and I have a question about the id field for a model....Should I use an int or a long for the id in a model? I am talking about the field that is used for the primary key? Is an int enough if the database has 100,...

Cannot implicitly convert type 'void' to 'int'?

Oke so I am fairly new to programming and I don't get why I get this error....My method should store mails which it does in this method:... public void StoreMail(PhishingMail PhishingMail) { using (var phishingMailStorage = new PhishFinderM...