BizzySpinner – A WPF Spinning Busy Sate Indicator (with source)

I’ve been working on a pet project that does a lot of network I/O and database queries.   One of the things I need to do is run long running things in the background – off the UI thread and keep the UI responsive.  So, I’ve built a spinning busy state indicator.  I’ve included the source…

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Stack Walking in Xperf

Bruce Dawson is a performance analyst on the client performance team.  He has written this guest post on enabling stack walking using xperf for both 32-bit and 64-bit Windows systems (Vista and Win7).  For more posts on xperf see this page. Introduction When I first started working with xperf I was confused by the many…

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StackOverflow answer – why learn multi-core programming? #2

In my last post I talked about how multi-threading can be used to improve responsiveness while loading a file.    I’ve put together a sample program (source included) that shows how to do this in C# 3.0, .NET 3.5, and WPF using Visual Studio 2008.  You can find a zip file with a complete project attached….

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StackOverflow answer – why learn multi-core programming?

I must admit, I’m addicted to Stackoverflow.  Its a great site, being both interesting and easy to use. Recently, I ran across this question “Are you concerned about multicore”.   HenryR, a PhD candidate at Cambridge is asking if the “developer on the street” needs to concern him/herself with multi-core development  practices.   Henry’s question has a…

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