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The Role Manager feature has not been enabled
...s MSDN sample: https://msdn.microsoft.com/en-us/library/aa354509(v=vs.110).aspx
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How can I solve a connection pool problem between ASP.NET and SQL Server?
The last few days we see this error message in our website too much:
22 Answers
22
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Button Click event fires when pressing Enter key in different input (no forms)
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I was having this issue with ASP.NET WebForms:
<asp:Button />
This can NOT be solved by just adding type="button" because ASP.NET replaces it with type="submit" (you can see this behavior in the browser if you inspect the element.)
The correct ...
Render Partial View Using jQuery in ASP.NET MVC
How do I render the partial view using jquery?
8 Answers
8
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A potentially dangerous Request.Form value was detected from the client
...et ValidateRequest="false" in the <%@ Page ... %> directive in your .aspx file(s).
In .NET 4 you may need to do a little more. Sometimes it's necessary to also add <httpRuntime requestValidationMode="2.0" /> to web.config (reference).
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How to add reference to System.Web.Optimization for MVC-3-converted-to-4 app
...vailable, read the release notes: https://www.nuget.org/packages/Microsoft.AspNet.Web.Optimization
The Microsoft.Web.Optimization package is now obsolete. With ASP.NET (MVC) 4 and higher you should install the Microsoft ASP.NET Web Optimization Framework:
Install the package from nuget:
Instal...
Generating an Excel file in ASP.NET [closed]
I am about to add a section to an ASP.NET app (VB.NET codebehind) that will allow a user to get data returned to them as an Excel file, which I will generate based on database data. While there are several ways of doing this, each has its own drawbacks. How would you return the data? I'm lookin...
Unauthorised webapi call returning login page rather than 401
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If you are adding asp.net WebApi inside asp.net MVC web site you probably want to respond unauthorized to some requests. But then ASP.NET infrastructure come into play and when you try to set response status code to HttpStatusCode.Unauthorized...
How do you set the startup page for debugging in an ASP.NET MVC application?
...e, and then debug your project. This will take you to the main "Welcome to ASP.NET MVC!" page.
– atconway
May 4 '12 at 17:38
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ASP.NET MVC Html.DropDownList SelectedValue
...nd set the default/selected item based on the name.
Here is the code from asp.net mvc
private static MvcHtmlString SelectInternal(this HtmlHelper htmlHelper, ModelMetadata metadata,
string optionLabel, string name, IEnumerable<SelectListItem> selectList, bool allowMultiple,
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