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Analyze audio using Fast Fourier Transform

...you need to calculate the square root of the sum of the square of its real and imaginary components. That is, if your coefficient is a + b*j, then its magnitude is sqrt(a^2 + b^2). Once you have calculated the magnitude of each FFT coefficient, you need to figure out which audio frequency each FFT ...
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How do you unit test private methods?

...e code. Since Release code is optimized, you might see different behavior and different timings. In multithreaded code this means your unit tests won't appropriately detect race conditions. Much better is to use reflection via @AmazedSaint's suggestion below or use the built-in PrivateObject/Priv...
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100% Min Height CSS layout

In particular if you have a layout with a header and footer of fixed height , 13 Answers ...
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Join/Where with LINQ and Lambda

I'm having trouble with a query written in LINQ and Lambda. So far, I'm getting a lot of errors here's my code: 9 Answers ...
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What do the makefile symbols $@ and $< mean?

What do the $@ and $&lt; do exactly? 6 Answers 6 ...
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Simulating Slow Internet Connection

...ndows, fiddler is a great tool. It has a setting to simulate modem speed, and for someone who wants more control has a plugin to add latency to each request. I prefer using a tool like this to putting latency code in my application as it is a much more realistic simulation, as well as not making m...
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Lock, mutex, semaphore… what's the difference?

... A lock allows only one thread to enter the part that's locked and the lock is not shared with any other processes. A mutex is the same as a lock but it can be system wide (shared by multiple processes). A semaphore does the same as a mutex but allows x number of threads to enter, this...
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Windows: XAMPP vs WampServer vs EasyPHP vs alternative [closed]

... I generally install Apache + PHP + MySQL by-hand, not using any package like those you're talking about. It's a bit more work, yes; but knowing how to install and configure your environment is great -- and useful. The first time, you'll need maybe half a day or a day ...
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Push commits to another branch

Is it possible to commit and push changes from one branch to another. 9 Answers 9 ...
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How do I make a composite key with SQL Server Management Studio?

...ht multiple fields, click the blocks in front of the columns "column name" and "data type" and such. Ctrl/Shift+Clicking on the column name fields won't actually do anything. – Pimgd Oct 10 '13 at 14:50 ...