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c++ Programming Glossary: outerWhy is processing a sorted array faster than an unsorted array? http://stackoverflow.com/questions/11227809/why-is-processing-a-sorted-array-faster-than-an-unsorted-array two loops thereby hoisting the unpredictable branch to the outer loop. So not only is it immune the mispredictions it is also..
When can outer braces be omitted in an initializer list? http://stackoverflow.com/questions/11734861/when-can-outer-braces-be-omitted-in-an-initializer-list can outer braces be omitted in an initializer list I've got error C2078..
Why is my program slow when looping over exactly 8192 elements? http://stackoverflow.com/questions/12264970/why-is-my-program-slow-when-looping-over-exactly-8192-elements i 1 res j i img j 1 i 1 res j i 9 So that leaves the two outer loops that we're interested in. Now we can see the problem is..
http://stackoverflow.com/questions/1265039/using-std-namespace here. using namespace std doesn't cause std count hide the outer count as it might be expected. The using namespace rule means..
http://stackoverflow.com/questions/3582001/advantages-of-using-forward t1 t2 as lvalues template typename T1 typename T2 void outer T1 t1 T2 t2 inner std forward T1 t1 std forward T2 t2 c c..
http://stackoverflow.com/questions/3623082/flattening-iterator by one position may actually advance the iterator into the outer container by more than one position. Because of this the flattening_iterator.. the flattening_iterator needs to know where the end of the outer range is so that it knows when it needs to stop. This implementation.. would also need to keep track of the beginning of the outer range. The flatten function templates are used to make constructing..
Unsequenced value computations (a.k.a sequence points) http://stackoverflow.com/questions/3852768/unsequenced-value-computations-a-k-a-sequence-points argument operator i is required to be complete before the outer operator is called. Hence Expr3 has well defined behavior. In..
C/C++: switch for non-integers http://stackoverflow.com/questions/4165131/c-c-switch-for-non-integers bool xy_match char _buf T user so it must be at the outer level. Call it e.g. with xy_match bqr youruserdata And the break..
http://stackoverflow.com/questions/4340396/does-the-c-standard-mandate-poor-performance-for-iostreams-or-am-i-just-deali well Benchmark Timing All these are per iteration of the outer k loop. On ideone gcc 4.3.4 unknown OS and hardware ostringstream..
Regular expression to detect semi-colon terminated C++ for & while loops http://stackoverflow.com/questions/524548/regular-expression-to-detect-semi-colon-terminated-c-for-while-loops # Look for a sequence of balanced substrings # Finally the outer closing parenthesis. # must end with a semi colon to match s.. # Look for a sequence of balanced substrings # Finally the outer closing parenthesis. # must end with a semi colon to match s..
Guaranteed lifetime of temporary in C++? http://stackoverflow.com/questions/584824/guaranteed-lifetime-of-temporary-in-c called at the end of the full expression. That's the most outer expression which is not part of any other expression. That is..
Should we still be optimizing “in the small”? http://stackoverflow.com/questions/763656/should-we-still-be-optimizing-in-the-small Same goes for strength reduction. Swapping inner and outer loops is trickier because the compiler has to prove that the..
Workaround for non-deduced context http://stackoverflow.com/questions/8308213/workaround-for-non-deduced-context following code #include iostream template class T struct outer struct inner template class T std ostream operator std ostream.. class T std ostream operator std ostream stream typename outer T inner const value std cout An outer inner return stream int.. stream typename outer T inner const value std cout An outer inner return stream int main outer float inner foo std cout..
Why is one loop so much slower than two loops? http://stackoverflow.com/questions/8547778/why-is-one-loop-so-much-slower-than-two-loops j c1 j d1 j This loop is executed 10 000 times via another outer for loop. To speed it up I changed the code to for int j 0 j..
Why is my program slow when looping over exactly 8192 elements? http://stackoverflow.com/questions/12264970/why-is-my-program-slow-when-looping-over-exactly-8192-elements seconds 8192 2.122 seconds 8193 1.582 seconds Interchanged Outer Loops 8191 0.376 seconds 8192 0.357 seconds 8193 0.351 seconds..
Can inner classes access private variables? http://stackoverflow.com/questions/486099/can-inner-classes-access-private-variables inner classes access private variables class Outer class Inner public Inner void func private static const char.. func private static const char const MYCONST int var void Outer Inner func var 1 const char const Outer MYCONST myconst This.. int var void Outer Inner func var 1 const char const Outer MYCONST myconst This errors out when I compile with class Outer..
Are inner classes in C++ automatically friends? http://stackoverflow.com/questions/5013717/are-inner-classes-in-c-automatically-friends the class that contains it For example is this legal class Outer public class Inner public void mutateOuter Outer o private int.. legal class Outer public class Inner public void mutateOuter Outer o private int value void Outer Inner mutateOuter Outer.. class Outer public class Inner public void mutateOuter Outer o private int value void Outer Inner mutateOuter Outer o o.value..
What is the default constructor for C++ pointer? http://stackoverflow.com/questions/936999/what-is-the-default-constructor-for-c-pointer
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