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VB.NET

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Prevent Users from Launching Multiple Instances of Your Application
by Greggory Payne
Here's how you can make sure that only one instance of your application is running on any given machine.
Resize a Form to the Working Area on the Desktop
by Mircea Dunka
Learn how to resize a form to the working area on the desktop using GetScreenRect.
Using Data Wizards in .NET 2.0
by Michel Posseth
The following code shows you how to change the connection string.
Autocomplete Combo Boxes
by Lalit Dwivedi
If you want autocomplete in VB, you've got to do it yourself and this tip shows you how.
Converting from Centigrade to Fahrenheit and Vice Versa
by Jijesh Nair
Use the following code to convert from Centigrade to Fahrenheit and vice versa.
An Easy Way to Find All Open Forms in VB.NET
by Danette Cross
Use this method to determine whether a form is open.
Iterate Through Characters in a String Using String.ToCharArray
by Harish Lalwani
Learn how to use String.ToCharArray to iterate easily through a string.
Disable the Standard Window Close (X) Button
by Hany Saad
This code disables the X button in the window form.
Copy Selected Text Within a Browser to a Clipboard
by Mike McGlynn
Find out how you can copy selected text within a Web browser to a clipboard in VB.NET 2.0.
The VS.NET 2003 DateTimePicker Control's Default Value
by Boris Eligulashvili
In some cases, the results of the use of the DateTimePicker control can be confused. This especially happens when the control has been implicitly initialized. This tip describes what you can do to avoid confusion.
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