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What is the difference between quiet NaN and signaling NaN?

I have read about floating-point and I understand that NaN could result from operations. But I can't understand what these are concepts exactly. What is the difference between them? ...
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TransformXml task could not be loaded from Microsoft.Web.Publishing.Tasks.dll

Has anyone seen this error and know how to fix it? 10 Answers 10 ...
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Where can I learn how to write C code to speed up slow R functions? [closed]

...for learning how to write C code for use with R? I know about the system and foreign language interfaces section of R extensions, but I find it pretty hard going. What are good resources (both online and offline) for writing C code for use with R? ...
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What is “runtime”?

...fers to any library, framework, or platform that your code runs on. The C and C++ runtimes are collections of functions. The .NET runtime contains an intermediate language interpreter, a garbage collector, and more. share ...
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Difference between acceptance test and functional test?

What is the real difference between acceptance tests and functional tests? 11 Answers ...
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HTML: Include, or exclude, optional closing tags?

...unless I have a very good reason not to) because it lends to more readable and updateable code. share | improve this answer | follow | ...
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Rails Model, View, Controller, and Helper: what goes where?

...ntroller: Put code here that has to do with working out what a user wants, and deciding what to give them, working out whether they are logged in, whether they should see certain data, etc. In the end, the controller looks at requests and works out what data (Models) to show and what Views to render...
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What is the difference between varchar and nvarchar?

...eve this is not the correct answer. Codepage incompatabilities are a pain, and Unicode is the cure for codepage problems. With cheap disk and memory nowadays, there is really no reason to waste time mucking around with code pages anymore. All modern operating systems and development platforms use U...
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What are the pros and cons of git-flow vs github-flow? [closed]

...a process for managing changes in Git that was created by Vincent Driessen and accompanied by some Git extensions for managing that flow. The general idea behind git-flow is to have several separate branches that always exist, each for a different purpose: master, develop, feature, release, and ho...
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How to make a SIMPLE C++ Makefile

...note is that root-config is a utility which provides the right compilation and linking flags; and the right libraries for building applications against root. That's just a detail related to the original audience for this document. Make Me Baby or You Never Forget The First Time You Got Made An in...