updatemodel_开发者

MVC 3 - Repopulate ViewModel properties with collections in Action, when ModelState is not valid

I have a ViewModel with several properties containing Collections for populating the DropDowns in form. In get Action, these properties are filled, and then view is properly rendered.[详细]

2023-03-21 20:29 分类：问答

MVC's UpdateModel acting strange and reverting values. Why?

I have an object that I am trying to update using MVC(2), also using EntityFramework framework. I know I haven\'t provided much code but don\'t really feel it necessary. The reason I have logic like[详细]

2023-03-12 01:58 分类：问答

Cannot update image using fileupload in mvc

I am trying to update the text and images which is already updated to the databases. I have got a admin section in which there is a news menu, where the user can edit and update the news with images.[详细]

2023-03-10 12:30 分类：问答

ASP.NET MVC3: TryUpdateModel throwing an exception

I have a view which accepts the following model: Inherits=\"System.Web.Mvc.ViewPage<MVC_WordsByME.Models.JobCreationModel>\"[详细]

2023-02-21 20:11 分类：问答

Update model child collection in MVC 3 application?

This is part of a larger problem which has plagued me for a while now (see "EntityCollection already initialized" error with entity as model in Asp.Net MVC? for the entire picture).[详细]

2023-02-13 16:10 分类：问答

mvc3 razor dropdownlistfor causing update model to fail

I have a problem with the following code. Basically when I call updatemodel it fails but I dont get an inner exception. If i change the drop down to a text box it works.[详细]

2023-02-09 22:54 分类：问答

MVC 3 Master / Detail UpdateModel inserts new detail records instead of updating existing records

Ok, I\'ve read Phil Haack\'s article on binding to a list and I\'ve got that working fine on one view.But what I\'m stuck when doing it off a master record.[详细]

2023-02-09 11:25 分类：问答

Should an entity access the Service Layer and execute Update/Save methods?

My application requirements: if any property is cha开发者_StackOverflownged by the user - like entering data into a textbox and then leaving the textbox - it must be updated immediately to the databas[详细]

2023-02-08 13:55 分类：问答

Which event should be used to update a Model from TextBox (LostFocus, LostKeyboardFocus, etc) in WPF? How to set precedence of events in WPF?

I have an application in which there are lot of TextBoxes and some Buttons like Save, SaveAs,etc. When the user edits a TextBox, I have to check the DataBase for some range, validate the range and up[详细]

2023-01-30 10:37 分类：问答

MVC UpdateModel and Sub Classes vs Base Class

I\'m looking to use the UpdateModel method to a Sub Class that retrieved at runtime, would be great if someone could shed the light on whether I\'m making a total hash of it and/or whether or not what[详细]

2023-01-27 06:56 分类：问答