I'm not sure what you mean by, "create a user control so I can modify a user control in an existing application," but here's the MSDN user control walk through.
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Extention Methods in C# 3.0
by Ivo Stoykov
C# 3.0 offers extension methods. They allow extending existing classes without changing the class's source code or relying on inheritance.
These are static methods invoked as instance method. This…
Performance in games development is paramount: every microsecond counts to be able to do everything in less than 33ms (aiming at 16ms). C# foreach statement is one of the worst performance killers, and here I explain why.
This tutorial gives a high-level tour of the interface of Marketo (a marketing automation tool to help businesses track and engage prospective customers and drive them to purchase). You will see the main areas including Marketing Activities, Design …
The Email Laundry PDF encryption service allows companies to send confidential encrypted emails to anybody. The PDF document can also contain attachments that are embedded in the encrypted PDF. The password is randomly generated by The Email Laundr…