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c++ Programming Glossary: practicallyCan code that is valid in both C and C++ produce different behavior when compiled in each language? http://stackoverflow.com/questions/12887700/can-code-that-is-valid-in-both-c-and-c-produce-different-behavior-when-compile reasonable useful comparison I'm trying to learn something practically useful not to try to find obvious loopholes in the question..
Templates and headers question http://stackoverflow.com/questions/1528419/templates-and-headers-question things. The difference with templates is that the compiler practically doesn't touch them until your code instantiates a specialisation..
How to create minidump for my process when it crashes? http://stackoverflow.com/questions/1547211/how-to-create-minidump-for-my-process-when-it-crashes the application. Sometimes for optimized binaries they are practically useless. Also without experience heap stack corruption bugs..
http://stackoverflow.com/questions/16724657/why-do-we-copy-then-move that moves are cheap ignoring SSO here they can be practically disregarded when considering the overall efficiency of this..
Splitting templated C++ classes into .hpp/.cpp files--is it possible? http://stackoverflow.com/questions/1724036/splitting-templated-c-classes-into-hpp-cpp-files-is-it-possible workarounds to mimic the usage of separate cpp file but practically if you intend to write a template class library and distribute..
Copy constructor and = operator overload in C++: is a common function possible? http://stackoverflow.com/questions/1734628/copy-constructor-and-operator-overload-in-c-is-a-common-function-possible where it is valid it is semantically redundant and may be practically expensive. An increasingly popular solution is to implement..
How to parse space-separated floats in C++ quickly? http://stackoverflow.com/questions/17465061/how-to-parse-space-separated-floats-in-c-quickly Logically one would expect them to be very close but practically they aren't always You've already determined that std ifstream..
C: Where is union practically used? http://stackoverflow.com/questions/1951269/c-where-is-union-practically-used Where is union practically used I have a example with me where in which the alignment.. looking for a even simpler example in which union is used practically to explain my friend. c c unions share improve this question..
Does the restrict keyword provide significant benefits in gcc / g++ http://stackoverflow.com/questions/1965487/does-the-restrict-keyword-provide-significant-benefits-in-gcc-g it's use but I haven't ran across any real numbers practically demonstrating either sides arguments. EDIT I know that restrict..
Why does the C++ STL not provide any “tree” containers? http://stackoverflow.com/questions/205945/why-does-the-c-stl-not-provide-any-tree-containers characteristics of these two containers is such that they practically have to be implemented using trees though this is not actually..
Static variables initialisation order http://stackoverflow.com/questions/211237/static-variables-initialisation-order by your build system. Even try to solve the problem is practically a non starter. This is generally only a problem when initializing..
What are the “things to know” when diving into multi-threaded programming in C++ http://stackoverflow.com/questions/2118090/what-are-the-things-to-know-when-diving-into-multi-threaded-programming-in-c I understand multi threading but I've yet to dive in practically. What should every programmer know when writing multi threaded..
opengl: glFlush() vs. glFinish() http://stackoverflow.com/questions/2143240/opengl-glflush-vs-glfinish object. However when using double buffering glFlush has practically no effect at all since the changes won't be visible until you..
Initializing an object to all zeroes http://stackoverflow.com/questions/2837854/initializing-an-object-to-all-zeroes c c struct share improve this question memset is practically never the right way to do it. And yes there is a practical difference..
Alternative virtual mechanism implementations? http://stackoverflow.com/questions/4352032/alternative-virtual-mechanism-implementations implement it through virtual table pointer mechanism. So practically are there any other compiler implementations at all The sizeof..
Why would anybody use C over C++? [closed] http://stackoverflow.com/questions/497786/why-would-anybody-use-c-over-c need to open a huge editor with helpers no need to write practically empty and useless classes deal with namespaces etc. You can..
Is the safe-bool idiom obsolete in C++11? http://stackoverflow.com/questions/6242768/is-the-safe-bool-idiom-obsolete-in-c11 and explicit user defined conversion operators were practically invented because of this problem and to replace all the safe..
Hoisting the dynamic type out of a loop (a.k.a. doing Java the C++ way) http://stackoverflow.com/questions/7451442/hoisting-the-dynamic-type-out-of-a-loop-a-k-a-doing-java-the-c-way This is a register to register copy. The cost of this is practically nothing and you could never detect it. No matter how many times..
C linkage for function pointer passed to C library http://stackoverflow.com/questions/16520951/c-linkage-for-function-pointer-passed-to-c-library interoperability with C via functions declared extern C . Practically no most sensible ABIs including the GNU ABI used by glibc will..
Why is `i = ++i + 1` unspecified behavior? http://stackoverflow.com/questions/1860461/why-is-i-i-1-unspecified-behavior the evaluation of an expression the behavior is undefined. Practically though it's likely that either i 1 or i 2 will be assigned first..
Is it okay to inherit implementation from STL containers, rather than delegate? http://stackoverflow.com/questions/2034916/is-it-okay-to-inherit-implementation-from-stl-containers-rather-than-delegate pair or a container reference and operate on that. Practically all of algorithm is an example of this and make_heap pop_heap..
C++: Can a struct inherit from a class? http://stackoverflow.com/questions/3574040/c-can-a-struct-inherit-from-a-class what about the reverse a class inheriting from a struct Practically speaking I have this struct user_messages std list std string..
What are the real C++ language constructs supported by CUDA device code? http://stackoverflow.com/questions/4899425/what-are-the-real-c-language-constructs-supported-by-cuda-device-code CUDA has no support for classes on devices prior to 2.0. Practically from my experience you can use all C features on all devices..
WChars, Encodings, Standards and Portability http://stackoverflow.com/questions/6300804/wchars-encodings-standards-and-portability iconv WCHAR_T UCS 4 ... adv. Unicode malarkey libicu Practically that means that I'd write two boiler plate wrappers for my program..
When does Endianness become a factor? http://stackoverflow.com/questions/7179907/when-does-endianness-become-a-factor of the reinterpretation of a variable as a char array. Practically this matters precisely when you read from and write to an external..
OpenCV Transform using Chessboard http://stackoverflow.com/questions/7902895/opencv-transform-using-chessboard offers methods to aid in the camera calibration process . Practically speaking if you want to write an application that will automatically..
recompile after base class change http://stackoverflow.com/questions/9188101/recompile-after-base-class-change the One Definition Rule and get undefined behavior. Practically as long as the member function you modify hasn't been inlined..
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