Visual Basic

Use a lambda to find an item in a Generic List

Andre Obelink — Sat, 16 Oct 2010 21:16:00 GMT

The use of lamdas is not new for Visual Basic 2010. In previous versions – actually with the introduction of LINQ – were they already available. In the latest version lambdas are enhanced mainly in two areas: multiline lamdas are now supported as well the use of the keyword Function(). The fact that a lambda can return a value could be very handy. In this post I will show you - illustrated with an example - the use of Function() type of lambda in combination with a Generic List

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Great Visual Basic content at Dutch DevDays 2009!

Andre Obelink — Sat, 09 May 2009 21:46:00 GMT

In about two weeks from now the biggest Dutch Developer Conference - Microsoft DevDays 2009 - will start. Jonathan Aneja, Program Manager on the Visual Basic team at Microsoft will do two great sessions: Future Directions for Microsoft Visual Basic and How LINQ works: Visual Basic 2008 Deep Dive.

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Enumerations to strings and vice versa

Andre Obelink — Fri, 09 Jan 2009 15:58:19 GMT

Enumerations can help you to make your code more consistent and better readable. Learn some best practices for using the standard enumerations or your own enumerations.

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.NET 3.5 typed DataSets differs from .NET 2.0 typed DataSets?!

Andre Obelink — Fri, 09 Jan 2009 00:45:53 GMT

Yesterday a colleague encountered a strange behavior of Visual Basic 2008 Express Edition in combination with Typed DataSets. When talking about targeting older .NET platforms, the Express Edition of Visual Basic 2008 is not so well suited as the full versions of Visual Basic.

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VB2008 - Fun with LINQ - Part 1

Andre Obelink — Mon, 05 Jan 2009 21:32:49 GMT

LINQ is fun. And LINQ is hot. You will find many resources writing about LINQ to XML, LINQ to SQL or LINQ to ET. That's great, but what your perhaps not know, is that you can query almost any resource on your machine with LINQ. The technology is called: LINQ to Objects.

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VB2008 - Extension methods of arrays

Andre Obelink — Tue, 30 Dec 2008 22:41:53 GMT

Visual Basic 2008 in combination with the .NET framework 3.5 brings us a lot of new powerful features. Some of them are obvious like LINQ or XML literals; other new features are less obvious. Some very handy features are the new (extension) methods on arrays. Methods for concatenating of arrays, filtering or even mathematical operations like the minimum- or maximum value or the sum of all elements.

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Convert an image to a Base64 string and vice versa

Andre Obelink — Fri, 19 Dec 2008 21:30:22 GMT

In some cases you want to convert an image to a string which can be stored in for example a XML file. Once the string is stored as simple text, you want also be able to convert these readable characters back to the original image. Fortunately this is very easy to achieve with classes from the .NET platform.

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Poster Microsoft Visual Basic 2008 keybindings

Andre Obelink — Sun, 14 Dec 2008 00:06:01 GMT

Lisa Feigenbaum (Microsoft Visual Basic team) already blogged about it, but from today the Microsoft Visual Basic 2008 default keybindings poster is available.

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