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Negative delays: not in VB (Lucian Wischik)
06 April 09 07:47 AM
Our recent pos t 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" Read More...
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Using "negative sleeps" to improve responsiveness in VB web apps
01 April 09 12:32 AM
[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 Read More...
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Channel 9 Interview: Using the Touchless SDK with Visual Basic (Beth Massi, Lucian Wischik)
20 March 09 12:03 PM
Today I posted a new interview on Channel 9 on using the Touchless SDK. The Touchless SDK enables developers to create multi-touch based applications using a webcam for input. "Touch without touching." It's actually pretty cool! In this interview Read More...
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Concurrent Basic on Channel 9 (Lucian Wischik, Lisa Feigenbaum)
25 February 09 10:58 PM
Concurrency is an important topic on everyone's mind, when considering future trends for computing and programming languages. Concurrent Basic is a variant of the Visual Basic language, with new constructs baked in to help handle concurrency and parallelism, Read More...
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Web-scraping using Visual Basic's XML support
20 February 09 07:23 PM
We've just had a fascinating article about using VB's XML literals to produce web pages. I've been interested in the other side of the process: using VB's XML support to scrape web-pages for data. Here's the essential bit of code, which looks for something Read More...
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System.Diagnostics.Process: avoid deadlocks in RedirectStandardInput/Output (Lucian Wischik)
30 December 08 09:00 AM
It's common that you want to launch an external process but supply input and capture the output. Here's one attempt: ' BAD CODE Using p As New System.Diagnostics.Process p.StartInfo.FileName = "cat" p.StartInfo.UseShellExecute = False p.StartInfo.RedirectStandardOutput Read More...
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Happy 10th Birthday to the Italian VB Tips and Tricks Community! (Lisa Feigenbaum)
08 December 08 08:00 AM
"Visual Basic Tips & Tricks" is an Italian online community that was started 10 years ago today. To be exact, the first tips were actually published in 1996 on a personal web page of the founder and leader, Gianluca Cannalire. However, the group recognizes Read More...
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Romeo and Juliette and Windows Azure (Lucian Wischik)
17 November 08 09:00 AM
1. Juliette sends a message "I'll take a drug which makes me look dead but I'm not really" 2. Romeo receives the message 3. Romeo finds Juliette looking dead, but knows she's not really dead 4. They live happily ever after vs. 1. Juliette sends a message Read More...
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Where are the Windows "SDK tools"? Where is ildasm? (Lucian Wischik)
14 November 08 05:51 PM
C:\Program Files\Microsoft SDKs\Windows\v6.0\bin\ildasm.exe C:\Program Files\Microsoft SDKs\Windows\v6.0A\bin\ildasm.exe C:\Program Files\Microsoft SDKs\Windows\v7.0A\bin\ildasm.exe C:\Program Files\Microsoft SDKs\Windows\v7.0A\bin\x64\ildasm.exe C:\Program Read More...
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Typeless expressions (Lucian Wischik)
05 November 08 09:33 AM
"My dog has no type." "How does he smell?" " Awful! " Two of the new features of VB10 -- array literals and multi-line lambdas -- are interesting from the language perspective because their expressions have no type! This article is for language lawyers. Read More...
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Community Interview with Lucian Wischik (Beth Massi)
03 November 08 09:00 AM
Here's a community interview from our Italian Visual Basic MVP Alessandro Del Sole , this time with Lucian Wischik, a Developer on the team. I'm just getting to know Lucian but he is a very interesting and bright person who is just a pleasure to talk Read More...
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VB 2010 Language Features: The Channel9 Version (Lucian Wischik, Lisa Feigenbaum)
02 November 08 05:48 PM
I recently blogged about the new VB 2010 language features announced at PDC, as well as the video available from Paul and Lucian's "VB Futures" session . Another way to learn about the new features coming out in 2010 is by watching the following Channel9 Read More...
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TL12: Future Directions for Microsoft Visual Basic (Lisa Feigenbaum)
02 November 08 04:20 PM
Didn't make it to the PDC? No problem. You can still check out the *hottest* presentation at the Professional Developers Conference this year, available publicly on demand! Paul Vick (Principal Architect) and Lucian Wischik (VB Specification Lead & Read More...
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A VS plugin to background-run your code and see the output (Lucian Wischik)
18 October 08 09:00 AM
Say you're demonstrating some code at a conference. What's the best way to do it? If you show only the code window, then you're counting on the audience's imagination about how the code will work (and their trust that it does!). But if you hit F5 to run Read More...
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Reflection on COM objects (Lucian Wischik)
12 October 08 09:00 AM
Reflection on .Net objects is done through System.Type and is very easy. For instance, "Dim type = GetType(System.String)" and now you can look at all the members and inheritance hierarchy of the System.String class. Reflection on COM types is also easy Read More...
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