How to solve "Access is denied" problem in new ASP.NET MVC 4 project?

- Press F4 on the MVC project to open project property window
- Change "Windows Authentication" from "Disabled" to "Enabled"


Error message

Server Error in '/' Application.
Access is denied.


Description: An error occurred while accessing the resources required to serve this request. The server may not be configured for access to the requested URL.

Error message 401.2.: Unauthorized: Logon failed due to server configuration. Verify that you have permission to view this directory or page based on the credentials you supplied and the authentication methods enabled on the Web server. Contact the Web server's administrator for additional assistance.

A Boy and His Atom

Tiniest movie ever: 'A Boy and His Atom' made by IBM scientists

How to get visitor's MAC address in ASP.NET?

No, you can't. MAC address is not included in request IP header.

Using Cross Origin Resource Sharing (CORS) in ASP.NET Web API

http://www.codeguru.com/csharp/.net/net_asp/using-cross-origin-resource-sharing-cors-in-asp.net-web-api.html

How to solve problem “The type 'System.Web.Mvc.ModelClientValidationRule' exists in both” when try open MVC3 project after installed MVC4

Simplest way:
Open project references list, and remove System.Web.WebPages.from references

http://stackoverflow.com/questions/7510484/modelclientvalidationrule-conflict