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Top Questions
71
votes
why is `std::initializer_list` often passed by value?
c++
c++11
asked Jul 23 '13 at 7:03
stackoverflow.com
63
votes
std::string::c_str() and temporaries
c++
stl
stdstring
asked Apr 4 '12 at 7:44
stackoverflow.com
46
votes
Why doesn't a compiler optimize floating-point *2 into an exponent increment?
c++
c
performance
optimization
compiler-optimization
asked Oct 16 '12 at 16:23
stackoverflow.com
37
votes
forcing use of cbegin()/cend() in range-based for
c++
asked Mar 20 '13 at 8:48
stackoverflow.com
36
votes
Why is strcmp() not SIMD optimized?
c++
sse
simd
strcmp
sse2
asked Oct 27 '14 at 10:59
stackoverflow.com
29
votes
Impossibly fast delegate in C++11
c++
c++11
asked Aug 16 '12 at 7:02
codereview.stackexchange.com
24
votes
Alternative way to obtain argc and argv of a process
c++
linux
windows
posix
bsd
asked May 3 '16 at 7:26
stackoverflow.com
22
votes
How to write constexpr swap function to change endianess of an integer?
c++
c++14
endianness
constexpr
c++1z
asked Apr 29 '16 at 11:00
stackoverflow.com
19
votes
iterating over variadic template's type parameters
c++
templates
c++11
variadic-templates
asked Mar 19 '13 at 13:49
stackoverflow.com
19
votes
fast square root optimization?
c
optimization
asked Oct 23 '13 at 12:54
stackoverflow.com
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Top Answers
8
C++11 std::function slower than virtual calls?
stackoverflow.com
8
Copy two dimensional array elements to another two dimensional array with another size
stackoverflow.com
7
How to pass parameter to a function when I don't know the type
stackoverflow.com
6
Finding an element in a shared_ptr container?
stackoverflow.com
6
Lightweight C but NO C++ compiler
stackoverflow.com
6
Correct way to pause & resume an std::thread
stackoverflow.com
5
Bresenham's Line Algorithm versus Naive Vector Addition
stackoverflow.com
5
Display window full screen on secondary monitor using Qt
stackoverflow.com
5
QDeclarativeView no such file ot directory. Running QML and c++ application in qtCreator
stackoverflow.com
5
Hiding Lua Source Code In C Application
stackoverflow.com
5
Changing QColor in QT c++
stackoverflow.com
5
QTableView slow performance with 1000s of visible cells
stackoverflow.com
5
Do we sometimes have to write code that has undefined behavior according to the C++ Standard?
stackoverflow.com
5
Qt: How to clean up a QImage from memory
stackoverflow.com
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