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What does iota of std::iota stand for?
I'm assuming the "i" is increment and the "a" is assign, but I could not figure out or find the answer. Also, it looks very similar to the non-standard itoa which I think is confusing.
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Which, if any, C++ compilers do tail-recursion optimization?
It seems to me that it would work perfectly well to do tail-recursion optimization in both C and C++, yet while debugging I never seem to see a frame stack that indicates this optimization. That is kind of good, because the stack tells me how deep the recursion is. However, the optimization would be...
MemoryCache does not obey memory limits in configuration
I’m working with the .NET 4.0 MemoryCache class in an application and trying to limit the maximum cache size, but in my tests it does not appear that the cache is actually obeying the limits.
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Finding three elements in an array whose sum is closest to a given number
...ntegers, A 1 , A 2 , ..., A n , including negatives and positives, and another integer S. Now we need to find three different integers in the array, whose sum is closest to the given integer S. If there exists more than one solution, any of them is ok.
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How to echo with different colors in the Windows command line
I know that the color bf command sets the colors of the whole command line window but I wanted to to print one single line in a different color.
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bool operator ++ and --
Today while writing some Visual C++ code I have come across something which has surprised me. It seems C++ supports ++ (increment) for bool, but not -- (decrement). It this just a random decision, or there is some reason behind this?
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Who architected / designed C++'s IOStreams, and would it still be considered well-designed by today'
First off, it may seem that I'm asking for subjective opinions, but that's not what I'm after. I'd love to hear some well-grounded arguments on this topic.
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Performant Entity Serialization: BSON vs MessagePack (vs JSON)
...e binary serialization format to Google's Protocol Buffers and JSON which also outperforms both.
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What does gcc's ffast-math actually do?
I understand gcc's --ffast-math flag can greatly increase speed for float ops, and goes outside of IEEE standards, but I can't seem to find information on what is really happening when it's on. Can anyone please explain some of the details and maybe give a clear example of how something would chan...
How do I validate a date string format in python?
I have a python method which accepts a date input as a string .
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