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c++ Programming Glossary: performedWhat is the correct answer for cout << c++ << c;? http://stackoverflow.com/questions/10782863/what-is-the-correct-answer-for-cout-c-c all side effects of previous evaluations will have been performed at sequence points . There are no sequence points in between..
Examples of when a bitwise swap() is a bad idea? http://stackoverflow.com/questions/11638271/examples-of-when-a-bitwise-swap-is-a-bad-idea world examples of when a correct swap would break if you performed a bitwise swap I can easily come up with contrived examples..
Why aren't my include guards preventing recursive inclusion and multiple symbol definitions? http://stackoverflow.com/questions/14909997/why-arent-my-include-guards-preventing-recursive-inclusion-and-multiple-symbol previous program execution s . Thus each translation is performed independently and the preprocessor symbols encountered while..
How to pass parameters correctly? http://stackoverflow.com/questions/15600499/how-to-pass-parameters-correctly pointer will see the value modifications that have been performed in some other part of the code In this case passing by reference.. Moreover when binding a reference to an object no move is performed it's just a reference binding. Thus there will only be one move... when passing an lvalue in this case one copy will be performed and the latter when passing an rvalue in this case one move..
http://stackoverflow.com/questions/162941/why-use-pointers note that you can still use the variable x after you have performed a free of the allocated memory but you do not know what is in.. is no guarantee that the second allocation of memory is performed in the same space as the first one. share improve this answer..
Is Short Circuit Evaluation guaranteed In C++ as it is in Java? http://stackoverflow.com/questions/2108467/is-short-circuit-evaluation-guaranteed-in-c-as-it-is-in-java or for your own types short circuited evaluation is NOT performed. For this reason overloading these operators is considered to..
Floating point vs integer calculations on modern hardware http://stackoverflow.com/questions/2550281/floating-point-vs-integer-calculations-on-modern-hardware floating point arithmetic as the same operation can be performed on multiple data at once plus there is a separate bank of registers..
http://stackoverflow.com/questions/32168/c-cast-syntax-styles for two main reasons as already mentioned no checking is performed here. The programmer simply cannot know which of the various..
http://stackoverflow.com/questions/4172722/what-is-the-rule-of-three copying scenarios. The initialization person b a is performed by the copy constructor . Its job is to construct a fresh object.. on the state of an existing object. The assignment b a is performed by the copy assignment operator . Its job is generally a little..
http://stackoverflow.com/questions/4340396/does-the-c-standard-mandate-poor-performance-for-iostreams-or-am-i-just-deali on the worst case situation. All the checking that is performed would be a small fraction of the total work done if you were..
Is main() really start of a C++ program? http://stackoverflow.com/questions/4783404/is-main-really-start-of-a-c-program the sense that you can both specify the instructions to be performed and the order in which to perform them. Multi threading can..
C++11 rvalues and move semantics confusion http://stackoverflow.com/questions/4986673/c11-rvalues-and-move-semantics-confusion move constructor to do the return. Only if RVO is not performed and if the returned type did not have a move constructor would..
Implicit type conversion rules in C++ operators http://stackoverflow.com/questions/5563000/implicit-type-conversion-rules-in-c-operators the int is promoted to a float before the operation is performed. The result of the operation is a float. int float float float..
How does the compilation, linking process work? http://stackoverflow.com/questions/6264249/how-does-the-compilation-linking-process-work and #error directives. Compilation The compilation step is performed on each output of the preprocessor. It involves parsing the..
Why can't variables be declared in a switch statement? http://stackoverflow.com/questions/92396/why-cant-variables-be-declared-in-a-switch-statement means that you are left with a scope where a jump will be performed further into the code skipping the initialization. The correct..
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