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Dynamic Data Dictionary

clock May 4, 2009 16:42 by Anastasia Arteyeva
All of us sometimes have a need where we want to share database information between other developers and database administrators. For this reason I decided to begin work on an ASP.NET application that could be used to easily connect to a SQL Server, query the different system objects on the server, as well as the database schema. By querying the database schema we can easily store and retrieve the table, column, stored procedure, etc descriptions directly within the schema of the database.. [More]

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Handling Errors During a Partial-page Postback

clock April 30, 2008 09:34 by Matthew Ellis
What if you make heavy use of the UpdatePanel control to perform asynchronous postbacks and an exception is encountered while processing the server-side code? The result will be a JavaScript error thrown by the AJAX library.... [More]

Currently rated 3.7 by 3 people

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Internet Explorer 8 and Cross-domain Requests

clock March 29, 2008 03:57 by Matthew Ellis
Invoking cross-site services from client-side JavaScript generally requires the use of a proxy, however Internet Explorer 8 introduces the XDomainRequest object that allows for cross-site requests directly from JavaScript, a proxy may no longer be required for mashups.. [More]

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Client-side validation with AJAX

clock January 24, 2008 06:18 by Matthew Ellis
A common issue when making use of client-side code and Ajax is the validation of controls on the client. For example, the submit button is clicked, however the page isn’t posted to the server in a normal fashion, rather, a custom client-side event handler has been defined so that we can perform Ajax operations, that is, send results to the server via client-side proxy web services. So what’s the problem you may be asking yourself?. [More]

Currently rated 3.8 by 4 people

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