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c++ Programming Glossary: makesIn C++ source, what is the effect of extern “C”? http://stackoverflow.com/questions/1041866/in-c-source-what-is-the-effect-of-extern-c name mangling share improve this question extern C makes a function name in C have 'C' linkage compiler does not mangle..
Is 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 GCC accepts it in non pedantic mode. Switching to pedantic makes it output the proper ambiguity warning too though. I hope this..
http://stackoverflow.com/questions/1265039/using-std-namespace std string std vector etc. In fact seeing a raw vector makes me wonder if this is the std vector or a different user defined..
throwing exceptions out of a destructor http://stackoverflow.com/questions/130117/throwing-exceptions-out-of-a-destructor doing so results in undefined behavior. Stroustrup makes the point that the vector destructor explicitly invokes the.. against exceptions thrown from destructors so the library makes no guarantees if an element destructor throws from Appendix.. The destructs calls close if the file has been opened but makes sure that any exceptions do not propagate out of the destructor...
http://stackoverflow.com/questions/1553382/is-delete-equal-to-delete to a memory leak wipes your hard disk gets you pregnant makes nasty Nasal Demons chasing you around your apartment or lets..
When does invoking a member function on a null instance result in undefined behavior? http://stackoverflow.com/questions/2474018/when-does-invoking-a-member-function-on-a-null-instance-result-in-undefined-beha static functions the strict versus weak interpretation makes the difference. Strictly speaking it is undefined A static member..
http://stackoverflow.com/questions/3106110/what-is-move-semantics denoted by rvalues. To summarize the copy constructor makes a deep copy because the source must remain untouched. The move..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom and A Half any time your class manages a resource it also makes sense to provide a swap function. We need to add swap functionality.. and swap idiom. What about C 11 The next version of C C 11 makes one very important change to how we manage resources the Rule..
http://stackoverflow.com/questions/356950/c-functors-and-their-uses by calling the constructor with a different value. This makes them nicely customizable. As the last lines show you often pass.. . That means it can inline that function call. And that makes it just as efficient as if I had manually called the function..
http://stackoverflow.com/questions/4810664/how-do-i-use-arrays-in-c operation on arrays but adding a pointer and an integer makes sense x int 8 ^ ^ ^ x 0 x 3 x 7 int Note that the.. this is meaningless but pointer to pointer assignment makes sense array to pointer decay kicks in as usual. Ranges An array.. That is a little too terse for my taste and it also makes template argument deduction a bit harder for the compiler because..
What's this STL vs. “C++ Standard Library” fight all about? [closed] http://stackoverflow.com/questions/5205491/whats-this-stl-vs-c-standard-library-fight-all-about more prevalent by the nature of the beast much of which makes heavy use of the C feature known as templates . For C Standard..
What are the differences between pointer variable and reference variable in C++? http://stackoverflow.com/questions/57483/what-are-the-differences-between-pointer-variable-and-reference-variable-in-c C int y int 12 illegal to dereference a temporary. This makes const safer for use in argument lists and so forth. share..
Why should `new` be used as little as possible? http://stackoverflow.com/questions/6500313/why-should-new-be-used-as-little-as-possible by value in C as often as possible and what difference it makes internally Or if I misinterpreted the answer feel free to clarify.. sums it up. Using automatic storage as often as possible makes your programs faster to type faster when run less prone to memory..
Display Different images per monitor directX 10 http://stackoverflow.com/questions/10744788/display-different-images-per-monitor-directx-10 in that little struct which describes each of our windows Makes sense right struct WindowDataContainer Direct3D 10 stuff per..
Why are preprocessor macros evil and what are the alternatives? http://stackoverflow.com/questions/14041453/why-are-preprocessor-macros-evil-and-what-are-the-alternatives statement no matter if it's one statement or a hundred. Makes it hard to figure out what is going on. Replacement Use functions..
How to make generic computations over heterogeneous argument packs of a variadic template function? http://stackoverflow.com/questions/14261183/how-to-make-generic-computations-over-heterogeneous-argument-packs-of-a-variadic Only requires including one relatively short header file Makes extensive use of perfect forwarding to allow for heavy inlining..
Is writing “this.” before instance variable and methods good or bad style? http://stackoverflow.com/questions/146989/is-writing-this-before-instance-variable-and-methods-good-or-bad-style I'm wondering if I am teaching bad habits. My rationale is Makes code more readable Easier to distinguish fields from local variables... Easier to distinguish fields from local variables. Makes it easier to distinguish standard calls from static calls especially.. standard calls from static calls especially in Java Makes me remember that this call unless the target is final could..
What is this weird colon-member syntax in the constructor? http://stackoverflow.com/questions/1711990/what-is-this-weird-colon-member-syntax-in-the-constructor It looks like a function constructor call but for an int Makes no sense for me. Perhaps someone could enlighten me. And by..
Microsecond resolution timestamps on Windows http://stackoverflow.com/questions/2414359/microsecond-resolution-timestamps-on-windows eight years ago the situation was different in rare cases. Makes a fun read developers working around design shortcomings and..
Why is partial specialziation of a nested class template allowed, while complete isn't? http://stackoverflow.com/questions/2537716/why-is-partial-specialziation-of-a-nested-class-template-allowed-while-complete inner class with simply adding a dummy template parameter. Makes things uglier and more complex but it works. I would consider..
Simple example of threading in C++ http://stackoverflow.com/questions/266168/simple-example-of-threading-in-c runs it. Does not block execution. thread t1 task1 Hello Makes the main thread wait for the new thread to finish execution..
What does “#define STR(a) #a” do? http://stackoverflow.com/questions/3534070/what-does-define-stra-a-do implementation. It's written in C and I stumbled upon this Makes a string of the argument which is not macro expanded #define.. What does the # in #a do Also in the same file there's Makes a string of the macro expansion of a #define XSTR a STR a I..
What is the practical use of pointers to member functions? http://stackoverflow.com/questions/3957348/what-is-the-practical-use-of-pointers-to-member-functions Flaschen What Local specialization in a class Benefit Makes the code much clearer simpler and easier to use and maintain..
Default inheritance access specifier http://stackoverflow.com/questions/4796789/default-inheritance-access-specifier I read in the C Without Fear A Beginner's Guide That Makes You Feel Smart book that statements are that that end with ...
http://stackoverflow.com/questions/5313322/c-cast-to-derived-class assigns the animal part of the object. Cat bigCat animal Makes no sense. An animal is not a cat Dog bigDog bigCat A cat is..
Using a class function in int main() http://stackoverflow.com/questions/5624690/using-a-class-function-in-int-main pthread_mutex_t thread pthread_mutex_lock thread Makes value 1 Not Available void signalSemaphore pthread_mutex_t.. pthread_mutex_t thread pthread_mutex_unlock thread Makes value 0 Available void deleteSemaphore pthread_mutex_t thread..
http://stackoverflow.com/questions/779573/what-works-for-web-dev-in-c plus it has screamingly fast dynamic page generation. Makes PHP Ruby etc snails in comparison because with tntnet you are..
Where are static variables stored (in C/C++)? http://stackoverflow.com/questions/93039/where-are-static-variables-stored-in-c-c repeatedly the printf statements increment independently. Makes sense since the foo and bar variables are local to the translation..
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