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Why can't (or doesn't) the compiler optimize a predictable addition loop into a multiplication?
...e invalid optimisations (for example, a couple of years ago, I had an ICC (11.0, iirc) use signed-32-bit-int-to-double conversion in 1.0/n where n was an unsigned int. Was about twice as fast as gcc's output. But wrong, a lot of values were larger than 2^31, oops.).
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What is a void pointer in C++? [duplicate]
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116
A void* does not mean anything. It is a pointer, but the type that it points to is not known.
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WinDBG用法详解 PDF - 文档下载 - 清泛网 - 专注C/C++及内核技术
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30.4.4伪寄存器..................................................................................................................12
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Make XAMPP/Apache serve file outside of htdocs [closed]
...ions are deprecated. Use Require all granted. stackoverflow.com/questions/9110179/…
– hywak
May 17 '14 at 12:30
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Convert a String In C++ To Upper Case
... be changed.
– Andrea
Nov 25 '15 at 11:53
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This appears to perform extremely badly with g++ 5.2 ...
Iterating each character in a string using Python
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answered Feb 11 '09 at 19:30
hasenhasen
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How do I determine if my python shell is executing in 32bit or 64bit?
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Jean-François Fabre♦
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answered Sep 10 '09 at 15:21
Ned DeilyNed Deil...
How do I extract a sub-hash from a hash?
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answered Jan 26 '12 at 21:11
GazlerGazler
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What is the idiomatic Go equivalent of C's ternary operator?
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Community♦
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answered Nov 14 '13 at 13:44
ishaaqishaaq
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What is the difference between 'typedef' and 'using' in C++11?
I know that in C++11 we can now use using to write type alias, like typedef s:
7 Answers
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