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ASP.NET MVC - Attaching an entity of type 'MODELNAME' failed because another entity of the same type
....UserID==userID).Count();
return (aFound > 0); //if aFound > 0, then return true, else return false.
}
For some reason I couldnt use .Find(aID) with AsNoTracking() but it doesn't really matter as I could achieve the same by changing the query.
Hope this will help anybody with similar p...
No IUserTokenProvider is registered
I recently updated Asp.Net Identity Core of my application form 1.0 to 2.0.
10 Answers
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Passing data between a fragment and its container activity
..., you could create an interface and force the activity to implement it and then call a method from within your fragment to pass the data. Use the onAttach method to check whether the activity implements the interface.
– Ivan Nikolov
May 10 '13 at 8:13
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Is there a recommended way to return an image using ASP.NET Web API
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Images are heavy. ASP.NET WebForms, HttpHandlers, MVC, and Web API all do a absolutely terrible job of serving static files. IIS does an extremely good job of that - Often 20-100x more efficiently.
If you want to get good performance, do URL...
passing argument to DialogFragment
...purpose of sending arguments using setArguments(Bundle) is that the OS can then re-create the fragment in case it's lost in a low memory situation etc. With your solution the fragment will be re-created, and body text will be whatever the last instance of the dialog used (since it's static). The co...
Is it possible to make an ASP.NET MVC route based on a subdomain?
...'re expecting the subdomain to be for a particular user, or whatever else, then just do a lookup on the subdomain.
– Ryan Hayes
Nov 25 '12 at 23:50
1
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IIS 500.19 with 0x80070005 The requested page cannot be accessed because the related configuration d
...f by that you mean that IUSR is not listed in the security tab of the file then it's a good thing. One doesn't want to give IUSR any kind of permission to web.config. The role IUSR is an anonymous internet user.
The file web.config should only be accessible through your application.
The problem is...
Email address validation using ASP.NET MVC data type attributes
...Message(string name)
{
return "E-mail is not valid";
}
}
Then you can do this:
public class ContactEmailAddressDto
{
public int ContactId { get; set; }
[Required]
[Display(Name = "New Email Address")]
[EmailAnnotation] //**<----- Nifty.**...
Change Checkbox value without triggering onCheckChanged
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then how you will get isChecked value i.e. true or false?
– Abhi
Aug 3 '16 at 11:15
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How to add List to a List in asp.net [duplicate]
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