Visual Basic Blog

A group blog from members of the VB team

April 2009 - Visual Basic Blog

TechEd North America, here we come! (Lisa Feigenbaum)

April 30, 2009 Apr 30, 2009 04/30/09
Lisa Feigenbaum
TechEd North America 2009 is right around the corner. For those of you attending, we look forward to spending time with you at the VB.NET sessions and Technical Learning Center (a.k.a. booth). I've pasted the VB.NET session list below. See you in LA...

Luca Bolognese on Asynchronous HTML caching in VB.NET (Lisa Feigenbaum)

April 29, 2009 Apr 29, 2009 04/29/09
Lisa Feigenbaum
You may know Luca Bolognese from his well-known work on C# LINQ. Luca is now the Group Program Manager for VB.NET, C#, and F#. You can check out his blog here. Luca recently blogged his first VB.NET post. It is about asynchronous HTML caching, and is part of a longer series in which he is converting a financial VBA Excel add-in to .NET. The ...

Keep the Customer Satisfied (Matt Gertz)

April 13, 2009 Apr 13, 2009 04/13/09
Anthony D. Green [MSFT]
As I’ve written elsewhere, the toughest critics for any work you do can always be found in your own family.  Pleased at the immense work that I’d done in scanning in and tagging all of my photos and media (as noted in this post), and with my ego sufficiently boosted by writing a screensaver in VB that would display not only ...

Negative delays: not in VB (Lucian Wischik)

April 6, 2009 Apr 6, 2009 04/6/09
VBTeam
Our recent post on "negative sleeps in VB" was an April Fool's joke. VB doesn't have negative sleeps, and isn't going to. But the joke's on me! Several readers wrote back to say that other languages do have negative sleeps. Tony Hoare, inventor of "Quicksort" amongst other things, wrote: Did you know that negative delays have long been ...

Using "negative sleeps" to improve responsiveness in VB web apps

April 1, 2009 Apr 1, 2009 04/1/09
VBTeam
[NOTE: please also read the followup to this article]  .NET 4.0 will introduce many new threading and concurrency classes -- SpinLock, Parallel Linq, and ConcurrentDictionary to name but a few.The new feature that excites me the most is the ability to pass a negative argument to Thread.Sleep. This article describes how...