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What is std::promise?

I'm fairly familiar with C++11's std::thread , std::async and std::future components (e.g. see this answer ), which are straight-forward. ...
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Just what is an IntPtr exactly?

... 160 It's a "native (platform-specific) size integer." It's internally represented as void* but exp...
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Is it better to return null or empty collection?

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What does it mean when an HTTP request returns status code 0?

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Create two blank lines in Markdown

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Are Exceptions in C++ really slow

... 162 The main model used today for exceptions (Itanium ABI, VC++ 64 bits) is the Zero-Cost model ex...
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What is “vectorization”?

...of two arrays and stores the results to a third array. for (int i=0; i<16; ++i) C[i] = A[i] + B[i]; Unrolling this loop would transform it into something like this: for (int i=0; i<16; i+=4) { C[i] = A[i] + B[i]; C[i+1] = A[i+1] + B[i+1]; C[i+2] = A[i+2] + B[i+2]; C...
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Why does C# disallow readonly local variables?

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What is the proper way to check for existence of variable in an EJS template (using ExpressJS)?

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What is the difference between task and thread?

... 317 A task is something you want done. A thread is one of the many possible workers which performs...