Visual Basic Blog

A group blog from members of the VB team

Testing Events for Nothing/Null (Doug Rothaus)

September 25, 2009 Sep 25, 2009 09/25/09

VBTeam

While helping some Windows API folks with some sample code this week, I stumbled upon...uh...I mean “carefully researched” an issue that you might find handy.You may be aware that the RaiseEvent statement automatically checks to verify if an event handler exists before raising the event. If the event is Nothing, then there’s ...

Properties vs Fields – Why Does it Matter? (Jonathan Aneja)

September 4, 2009 Sep 4, 2009 09/4/09

VBTeam

The other day I got an email from a developer asking an interesting question about VB10’s Auto-implemented Properties feature. “I am, however, somewhat confused regarding the properties feature you mentioned - i.e. turning 11 lines of get/set/backing variable into one line. Wouldn't this be exactly the same as the existing ...

It’s a Small World, After All, part 2 – VB, C#, and GPS (Matt Gertz)

August 5, 2009 Aug 5, 2009 08/5/09

Anthony D. Green [MSFT]

In my previous post, we fixed up a C# GPS library to provide more support, and wrote all of the UI for a VB GPS application, all based on (but modified from) a Mobile GPS sample in the Windows Mobile 6.0 SDK. In this post, we’ll finish up the app by enabling a bunch of cool functionality not exposed in the original sample.The C# ...

It’s a Small World, After All, part 1 – VB, C#, and GPS (Matt Gertz)

August 4, 2009 Aug 4, 2009 08/4/09

Anthony D. Green [MSFT]

The title of this blog post has sort of a triple meaning for me. First of all, I just got back from a long (and wonderful!) cruise in the Caribbean, followed by a stop at Disney World. And of course, if you go to Disney World with kids, it’s the law that you have to go through the “It’s a Small World” ride, ...