In web application development, we should always think about returning some kind of message to users when an exception is raised in the program.  Sometimes, it can be very specific, while in other cases it can be generic.  A common thought is to capture and possibly handle exceptions where they are raised, re-throw exceptions or [...]

Microsoft Device Emulator is a great tool for testing your mobile web applications without utilizing any real mobile device.  Because it can use the same network that your computer is on, you can use it to test your mobile web applications hosted on development computers or test servers before the applications are published to the internet.  [...]

My customer’s current process of importing data into Siebel database is to use Siebel EIM interface.  The data which needs to be imported will be formatted and inserted into EIM tables (or the staging tables), and then an EIM process will be ticked off in the command line to import the data into Siebel base [...]

You may have experienced the problem with FileUpload control in an UpdatePanel – when you hit the submit button, Request.Files.Count always returns 0, even though you had registered the submit button as a PostBackControl and a PostBackTrigger of the UpdatePanel containing the FileUpload control.
In my case, the FileUpload only works when it is visible when [...]

I was testing one of our web applications one day and happened to see a simple Stored Procedure took over a minute to complete.  The Stored Procedure only takes one parameter.  If I get rid of the parameter and directly run the SQL statement inside the Stored Procedure, it took less than a second to [...]

In one of the projects I’m currently working on, I have to handle multiple SQL operations in one transaction, so if anything goes wrong in a particular operation, things done in previous operations can be rolled back automatically.  This can be done by using Transaction in a Stored Procedure directly, but you might lose some [...]