cannot put <system.web.extensions> in webconfig file

I am trying to add the following lines in the web config file. but it shows error on the first line. Can anyone suggest me where to exactly put this code on config file

    <jsonSerialization maxJsonLength="5000"/>

the error message is like the following

"the element 'configuration' in namespace '' has invalid child element 'system.web.extensions' in namespace ''. List of possible elements expected: '' in namespace ''"


Need Your Help

Django and Celery: Tasks not imported

django celery django-celery kombu

I am using Django with Celery to run two tasks in the background related to contacts/email parsing.

Unable to create a snapshot in Xcode 4

ios xcode snapshot

When I'm trying to create a new snapshot, it ends with this message:

About UNIX Resources Network

Original, collect and organize Developers related documents, information and materials, contains jQuery, Html, CSS, MySQL, .NET, ASP.NET, SQL, objective-c, iPhone, Ruby on Rails, C, SQL Server, Ruby, Arrays, Regex, ASP.NET MVC, WPF, XML, Ajax, DataBase, and so on.