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Error running ASP.NET application with impersonation: runtime Failed to start monitoring changes by albertpascual

When you get this error “ASP.NET runtime Failed to start monitoring changes (…) ” on your ASP.NET app is frustrating to find what is causing this problem, normally is when you moved an application from a computer to another. I personally seen it happen...
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Teaching ASP.NET 3.5 At University of Riverside this summer by albertpascual

A big heads up if you are thinking to learn ASP.NET 3.5, this summer I’ll be teaching it at University of Riverside (UCR), if you want to sign up the link and information about the course is available below. https://onlinereg.extension.ucr.edu/unexreg...
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Visual Studio 2010 Beta 1 is available now! by albertpascual

Download the new Microsoft Studio 2010 Beta as just became available if you haven’t heard by now, with .NET 4 It’s the next gen of next-gen applications. Download the Visual Studio 2010 Professional and Team System Betas and see for yourself how they...
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Fire And Forget class for ASP.NET by albertpascual

To reply the email I received this week about an old post of mine from 2005 that I cannot find, I did some digging. This is the class to create a thread for a process that takes a long time to run in ASP.NET without much ADO. public class A s y n c H...
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Problem from ASP.NET calling Asynchronous operations by albertpascual

Another quick fix to a common problem asked in the ASP.NET Forums When trying to run Asynchronous operations in a ASP.NET page (ASPX) or a page calling a webservice that makes Asynchronous calls, you want to make sure the page is mark with the correct...
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Handling security for Flex and Silverlight in ASP.NET by albertpascual

Silverlight and Flex are plug ins that run on the browser, their security model is quite similar to the JavaScript model, the browser will make the requests to the server. For this storing credential information or any other sensitive information is not...

LINQ to SQL cannot read XML fields on SQL 2005? by albertpascual

This is a limitation I found using LINQ to SQL creating a class. I use a table that had a field as an XML element and I received this error below. DBML1005: Mapping between DbType 'Xml' and Type 'System.Xml.Linq.XElement' in Column I found only this information...
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Silverlight code samples from Developer Summit Advanced Tech Session by albertpascual

After a big summit all the content comes out for your to learn, as let’s face it, a conference or summit has so much information that is difficult to keep up, I normally write down my notes that I want to follow for the next weeks to look into them. Below...

Revised: Writing a Calendar control for Community Server by albertpascual

written by Al on Sunday, December 09 2007 Note: After moving from CS 2007 to graffiti this post above links appeared broken, this one will fix that issue. I was tired of looking at my blog page look and feel, that's why during these 3 years blogging I...

Geotwitter podcast at High on Coding. by albertpascual

Mohammad Azam a Microsoft ASP.NET MVP interview me at the MVP Summit 2009. He was very flexible as he accepted to do the podcast in the middle of the hotel lobby. Download the podcast here Read the podcast post here   Keep in touch with Mohammad...
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