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c++ Programming Glossary: courseIs there a difference in C++ between copy initialization and direct initialization? http://stackoverflow.com/questions/1051379/is-there-a-difference-in-c-between-copy-initialization-and-direct-initializati that value into c2 Read 5.2.3 2 and 8.5 14 . This of course will require a non explicit copy constructor Read 8.5 14 and..
Why do people say there is modulo bias when using a random number generator? http://stackoverflow.com/questions/10984974/why-do-people-say-there-is-modulo-bias-when-using-a-random-number-generator the numbers between 0 and 2 with equal probability. Of course for small ranges this might not be the biggest issue but for..
How do malloc() and free() work? http://stackoverflow.com/questions/1119134/how-do-malloc-and-free-work GB of virtual memory with gaps. This should be avoided of course since as soon as the virtual memory is finished you will be.. you will be in really big trouble. The other reason of course is that the OS can only handle memory chunks that are of a specific.. is just a circular list of memory chunks which have of course some admin data in the beginning. This is also the reason why..
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 string supposing nothing follows the #endif directive of course . The preprocessor will therefore replace the #include a.h directive.. of a type which has not been previously declared is of course an error and the compiler will politely point that out. What..
Do-While and if-else statements in C/C++ macros http://stackoverflow.com/questions/154136/do-while-and-if-else-statements-in-c-c-macros in contexts where a dangling semicolon is erroneous. Of course it could and probably should be argued at this point that it..
Variable length arrays in C++? http://stackoverflow.com/questions/1887097/variable-length-arrays-in-c array size must be a constant expression 8.3.4.1 Yes of course I realize that in the toy example one could use std vector int..
Best way to detect integer overflow in C/C++ http://stackoverflow.com/questions/199333/best-way-to-detect-integer-overflow-in-c-c Substitute the number of bits for your target integer of course. I'm not sure of the fastest way to determine the position of..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom pick the move constructor when appropriate as well. And of course as mentioned in previously linked article the copying moving..
http://stackoverflow.com/questions/3582001/advantages-of-using-forward f receives an rvalue E gets an rvalue. Perfect. And of course we want to get rid of the ugly. static_cast T is cryptic and..
When and why will an OS initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete? http://stackoverflow.com/questions/370195/when-and-why-will-an-os-initialise-memory-to-0xcd-0xdd-etc-on-malloc-free-new is deterministic to help make bugs reproducable . Of course it is bad if the constant filling of weird values masks a bug...
Using arrays or std::vectors in C++, what's the performance gap? http://stackoverflow.com/questions/381621/using-arrays-or-stdvectors-in-c-whats-the-performance-gap or std vectors in C what's the performance gap In our C course they suggest not to use C arrays on new projects anymore. As..
RAII and smart pointers in C++ http://stackoverflow.com/questions/395123/raii-and-smart-pointers-in-c std string Do cool things to or using str return str Of course this solution isn't perfect either. The reason is that we've..
What are Aggregates and PODs and how/why are they special? http://stackoverflow.com/questions/4178175/what-are-aggregates-and-pods-and-how-why-are-they-special value initialized but have indeterminate values unless of course Array4 is a global array int array 2 1 2 3 4 ERROR too many..
http://stackoverflow.com/questions/4421706/operator-overloading reference while operator returns a copy of its result. Of course returning a reference is usually more efficient than returning..
What are access specifiers? Should I inherit with private, protected or public? http://stackoverflow.com/questions/5447498/what-are-access-specifiers-should-i-inherit-with-private-protected-or-public define how the members of the class can be accessed. Of course any member of a class is accessible within that class Inside..
Is there a way to instantiate objects from a string holding their class name? http://stackoverflow.com/questions/582331/is-there-a-way-to-instantiate-objects-from-a-string-holding-their-class-name
Where do I find the current C or C++ standard documents? http://stackoverflow.com/questions/81656/where-do-i-find-the-current-c-or-c-standard-documents if you're planning on quoting them as references. Of course starving students should go ahead and use the drafts if strapped..
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