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How to work with complex numbers in C?

How can I work with complex numbers in C? I see there is a complex.h header file, but it doesn't give me much information about how to use it. How to access real and imaginary parts in an efficient way? Is there native functions to get module and phase? ...
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“Debug certificate expired” error in Eclipse Android plugins

...dows I had to delete the debug.keystore and make some changes to get a new compile going. I created a new test project, and the new debug.keystore was generated. – Tomas Jun 8 '10 at 13:37 ...
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ADT requires 'org.eclipse.wst.sse.core 0.0.0' but it could not be found

...led eclipse, and ran the tools/android sdk tool to install all the Eclipse components for the SDK. I was able to get DDMS to install when selecting it by itself. ...
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How can I parse a CSV string with JavaScript, which contains comma in data?

...for one very specific format of CSV. As correctly pointed out by DG in the comments, this solution does not fit the RFC 4180 definition of CSV and it also does not fit Microsoft Excel format. This solution simply demonstrates how one can parse one (non-standard) CSV line of input which contains a mi...
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What is state-of-the-art for text rendering in OpenGL as of version 4.1? [closed]

...a distance-map-textured quad, and evaluating curves in the shader is still computationally much more expensive than necessary. The best trade-off between "fast" and "quality" are still textured quads with a signed distance field texture. It is very slightly slower than using a plain normal textured...
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R: rJava package install failing

When installing rJava using the install.packages("rJava") command I get the following error: 16 Answers ...
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How to read and write into file using JavaScript?

... For completeness, the OP does not state he is looking to do this in a browser (if he is, as has been stated, it is generally not possible) However javascript per se does allow this; it can be done with server side javascript. S...
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Login failed for user 'IIS APPPOOL\ASP.NET v4.0'

.... Just type it in as IIS APPPOOL\SimonsAppPoolName. See this stackoverflow.com/questions/1933134 – Simon_Weaver Feb 22 '14 at 20:56 ...
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Returning http status code from Web Api controller

... It doesn't compile in ASP.NET MVC 4 beta release, as CreateResponse takes only status code as parameter. secondly I wanted a solution with no HttpResponseMessage as the return value as it's being deprecated: aspnetwebstack.codeplex.com/...
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How to shift a column in Pandas DataFrame

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