The Situation: You have a long running Entity Framework query that often creates a "System.Data.SqlClient.SqlException" with the message "Timeout expired. The timeout period elapsed prior to completion of the operation or the server is not responding." A Solution: As near as I can find, the default timeout for EF queries using the SQL Server 2008 … Continue reading How To Extend the Timeout Period on an Entity Framework Query
Author: Jim McMullen
How To Process a Portion of a Form via Callback and Display a Results Message Using DevExpress Controls
The Situation: You have an ASP.NET page with multiple form sections, and you want to process only one section when an ASPxButton control is clicked. You also want to display a status message after processing. A Solution: This should be basic Ajax-type stuff, but as I am a self-taught programmer, I came to this late. … Continue reading How To Process a Portion of a Form via Callback and Display a Results Message Using DevExpress Controls
How To Perform a Callback on an ASPxGridLookup Control
The Situation: You have a DevExpress ASPxGridLookup control on your page and need to update its contents when some event occurs (such as a parent drop-down value changes). The problem is that the ASPxGridLookup control does not implement an OnCallback event. A Solution: First of all, this is not my solution. I found it on … Continue reading How To Perform a Callback on an ASPxGridLookup Control
How to Split a String into a Generic List Rather Than an Array
The Situation You want to split a string, but the C# split() function returns a string[] array. You want a List<string> instead. A Solution If you are using .Net 3.5 or later, use Linq extensions:
How to Convert a Generic List to a Comma-Delimited List
The Situation: You have a List<string> and need to convert it to a comma-delimited list (for display or storage). A Solution: This is a great example of how C# has improved over the years. I found this solution in this StackOverflow discussion and don't want to lose it, so I am copying it here for … Continue reading How to Convert a Generic List to a Comma-Delimited List
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