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Thursday, October 30, 2008 1:27 AM

Linq to SQL: Delete an entity using Primary Key only

Linq to Sql does not come with a function like .Delete(ID) which allows you to delete an entity using it’s primary key. You have to first get the object that you want to delete and then call .DeleteOnSubmit(obj) to queue it for delete. Then you...
Posted by omar | 12 comment(s)
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Monday, October 27, 2008 2:31 PM

Solving common problems with Compiled Queries in Linq to Sql for high demand ASP.NET websites

If you are using Linq to SQL, instead of writing regular Linq Queries, you should be using Compiled Queries . if you are building an ASP.NET web application that’s going to get thousands of hits per hour, the execution overhead of Linq queries is...
Posted by omar | 8 comment(s)
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Monday, June 30, 2008 9:12 AM

Deploy ASP.NET MVC on IIS 6, solve 404, compression and performance problems

There are several problems with ASP.NET MVC application when deployed on IIS 6.0: Extensionless URLs give 404 unless some URL Rewrite module is used or wildcard mapping is enabled IIS 6.0 built-in compression does not work for dynamic requests. As a result...
Posted by omar | 10 comment(s)
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Monday, April 14, 2008 8:29 AM

Fast, Streaming AJAX proxy - continuously download from cross domain

Due to browser's prohibition on cross domain XMLHTTP call, all AJAX websites must have server side proxy to fetch content from external domain like Flickr or Digg. From client side javascript code, an XMLHTTP call goes to the server side proxy hosted...
Posted by omar | 12 comment(s)
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Wednesday, January 30, 2008 3:47 PM

10 ASP.NET Performance and Scalability Secrets

ASP.NET 2.0 has many secrets, when revealed, can give you big performance and scalability boost. For instance, there are secret bottlenecks in Membership and Profile provider which can be solved easily to make authentication and authorization faster....
Posted by omar | 3 comment(s)
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