I was debugging a script injection issue the other day using some sample code with an alert in it. The alert was popping out meaning the code got executed leaving open the possibility for a hacker to put there some nasty malicious code. I knew my alert was being executed but didn’t know how. So I tried something that worked perfectly for this problem, ......

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I needed to create a web page that let the user assign one item of a grid to a target by dragging the item and dropping it on a row on a different grid. I immediately thought about using JQuery UI draggables and droppables but it didn’t work as expected. After looking for a solution for some time I finally came to this post by David Petersen explaining ......

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After the update from Windows 7 RC to RTM I noticed Daemon Tools was gone. I tried to reinstall it but it was impossible. Daemon Tools relies on SPTD (a SCSI pass through driver) to do it’s magic and it checks whether it is installed. It seems that it couldn’t detect it on my system so it launched the SPTD setup, asked to restart the computer and then ......

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This post was going to be a rant about how using the ObjectDataSource was impossible to handle exceptions thrown while retrieving or updating data. After some experiments and reading some misleading posts I saw only three possible ways: Use a generic error handler like the Page Error event or the Application Error event in global.asax. Implement handlers ......

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I was trying to implement a simple autocomplete behavior on a textbox using JQuery and the JQuery Autocomplete plugin but it wasn’t as simple as I expected. The basic idea was to get the options from a WCF web service as the user typed. The first obstacle was preparing the Service to accept the calls from the plugin. The plugin accepts a url as the ......

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Matt liked my idea and wrapped the code in a reusable filter attribute. Cool idea, you've got to love the blogosphere. http://trycatchfail.com/blo... ......

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I was integrating a JQuery plugin for file uploads, uploadify, in my app when I saw a very strange behavior. The plugin reported an error transmitting the file to the server and debugging the controller code I noticed the target action wasn’t being called at all. Debugging the client code I found out that the server was redirecting the upload to the ......

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NOTA (2009-06-26): Existe una librería oficial de NHibernate Validator con validadores adicionales específicos para ciertos paises, NHibernate.Validator.Specif... (descargar) y ya cuenta con un validador de CUIT. Gracias Fabio Maulo por el dato. La aplicación en la que estoy trabajando está basada en ASP.net MVC y utilizamos Sharp Architecture como ......

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Etiquetas de Technorati: ASP.net,JQuery,JQuery Validator,Javascript,CUIT Hace tiempo que quiero armar un blog técnico para compartir experiencias y cosas de interes para desarrolladores web y finalmente me decidí. Para el primer post quiero empezar con algo útil que tuve que armar para una aplicación que estamos desarrollando. Se trata de rutinas de ......

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