Blog posts on .NET, Azure, and more.

How to return anonymous types from WebAPI

September 25, 2013 by Anuraj

.Net .Net 3.0 / 3.5 .Net 4.0 Web API

Sometimes you may required to return anonymous types from your WebAPI functions; I found a situation like this today, where I need to return list of values with a count, which was using to plot some graphs. Initially I thought of creating an class for this purpose with a count property, but later I found a simple solution using anonymous types.

Entity Framework Error - The underlying provider failed on Open

September 24, 2013 by Anuraj

.Net ASP.Net MVC Entity Framework

Yesterday while working on an ASP.Net MVC application, I got an error like this from Entity Framework Data Context. The problem started when I deployed the application in IIS server, while in the development server (IIS Express) it was working fine. In the connection string, I was using Windows Authentication.

How to enable Windows Authentication in IIS Express

September 12, 2013 by Anuraj

.Net ASP.Net ASP.Net MVC Visual Studio

Unlike IIS Server, IIS Express doesn’t support Windows Authentication by default. You can enable the Windows Authentication in IIS Express by modifying the applicationhost.config under the “C:\Users[username]\Documents\IISExpress\config” directory. You need to find the windowsAuthentication element under authentication, and change the value of attribute enabled to true.

Cannot create/shadow copy 'File Name' when that file already exists

September 12, 2013 by Anuraj

.Net .Net 4.0 ASP.Net ASP.Net MVC Visual Studio

Sometimes while debugging ASP.Net applications, intermittently you may get an error like this.

How to upload multiple files with HTML5 and JQuery

September 12, 2013 by Anuraj

.Net .Net 4.0 ASP.Net MVC HTML5 Javascript

HTML5 comes with lot of new APIs, one of the my favorite is File Reader. The File Reader API helps to read and manipulate contents of the files. Here is the code snippet, which helps to select multiple image files using file browser control and upload to server using JQuery.

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