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c++ Programming Glossary: apartWhy is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513? http://stackoverflow.com/questions/11413855/why-is-transposing-a-matrix-of-512x512-much-slower-than-transposing-a-matrix-of that we read addresses that are for this example 0x800 apart. This is the critical stride again for this example . The critical.. lineSize Variables spaced criticalStride or a multiple apart contend for the same cache lines. This is the theory part. Next.. lines in column 28. Remember critical stride is 4 rows apart 4 consecutive elements in a column . When element 16 is reached..
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 alternative or better solutions exist which I have missed apart from the ones mentioned in the Related Works section of the..
Weird MSC 8.0 error: “The value of ESP was not properly saved across a function call…” http://stackoverflow.com/questions/142644/weird-msc-8-0-error-the-value-of-esp-was-not-properly-saved-across-a-function call&hellip &rdquo We recently attempted to break apart some of our Visual Studio projects into libraries and everything..
How do I get the directory that a program is running from? http://stackoverflow.com/questions/143174/how-do-i-get-the-directory-that-a-program-is-running-from platforms. You would not have to do anything special apart from incliding the right headers unistd.h on Unix and direct.h..
*.h or *.hpp for your class definitions http://stackoverflow.com/questions/152555/h-or-hpp-for-your-class-definitions names i.e. Feature.h vs Feature.hpp they were easy to tell apart. Inclusion maybe your project has more appropriate versions..
When to use inline function and when not to use it? http://stackoverflow.com/questions/1932311/when-to-use-inline-function-and-when-not-to-use-it the first place. I generally avoid marking function inline apart maybe when writing very very small functions . About performance..
http://stackoverflow.com/questions/195853/spinlock-versus-semaphore and C11 have atomic operations as part of the language so apart from the general difficulty of writing provably correct lock..
What is meant by Resource Acquisition is Initialization (RAII)? http://stackoverflow.com/questions/2321511/what-is-meant-by-resource-acquisition-is-initialization-raii thrown . It is a widely used good practice in C because apart from being a safe way to deal with resources it also makes your..
Microsecond resolution timestamps on Windows http://stackoverflow.com/questions/2414359/microsecond-resolution-timestamps-on-windows as well because the system does not have a proper timer apart from the Pentium TSC you might in fact consider messing with..
Dynamically allocating an array of objects http://stackoverflow.com/questions/255612/dynamically-allocating-an-array-of-objects Note Doing any operation on src after a move is risky apart from destroy until you put it into a specific state. Your..
What happens if you call erase() on a map element while iterating from begin to end? http://stackoverflow.com/questions/263945/what-happens-if-you-call-erase-on-a-map-element-while-iterating-from-begin-to elements in a map does not invalidate any iterators. apart from iterators on the element that was deleted Actually inserting..
Why is address zero used for null pointer? http://stackoverflow.com/questions/2759845/why-is-address-zero-used-for-null-pointer for addresses is a little wasteful if it means that apart from the null pointer 1 or whatever the value space is split..
Thou shalt not inherit from std::vector http://stackoverflow.com/questions/4353203/thou-shalt-not-inherit-from-stdvector I doubt it but if you can I'll just be happy. Also apart from the fact that some idiot can write something like std vector..
Program can't find libgcc_s_dw2-1.dll [duplicate] http://stackoverflow.com/questions/4984612/program-cant-find-libgcc-s-dw2-1-dll the reason for this solution working for everyone else apart from me c mingw codeblocks static linking share improve this..
Difference between try-catch syntax for function http://stackoverflow.com/questions/6756931/difference-between-try-catch-syntax-for-function . Is there any technical difference between these syntax apart from coding style Is one of the syntax superior to other by..
Difference between `constexpr` and `const` http://stackoverflow.com/questions/14116003/difference-between-constexpr-and-const The function body must be non virtual and extremely simple Apart from typedefs and static asserts only a single return statement..
http://stackoverflow.com/questions/14197526/should-all-most-setter-functions-in-c11-be-written-as-function-templates-accep as function templates accepting universal references Apart from the more cumbersome syntax and the impossibility of using..
C++: std::string in a multi-threaded program http://stackoverflow.com/questions/1661154/c-stdstring-in-a-multi-threaded-program every implementation will be non cow so no you can't Apart from that if you know your tools most of the implementations..
Why would you use the keyword const if you already know variable should be constant? http://stackoverflow.com/questions/18157523/why-would-you-use-the-keyword-const-if-you-already-know-variable-should-be-const const when the value of a variable should not be modified. Apart from specifying to readers of the code that you may cause errors.. for me c c const keyword share improve this question Apart from specifying to readers of the code that you may cause errors..
Compilable C++ code to implement a secure SLL/TLS client using MS SSPI http://stackoverflow.com/questions/2032056/compilable-c-code-to-implement-a-secure-sll-tls-client-using-ms-sspi developers who never worked with UNIX type systems. Apart from that OpenSLL does some very non standard things Nikolai..
boost, shared ptr Vs weak ptr? Which to use when? http://stackoverflow.com/questions/2036182/boost-shared-ptr-vs-weak-ptr-which-to-use-when pointers. I am not able to distinguish which to use when. Apart from this what should I do if I want to convert weak ptr to..
Good input validation loop using cin - C++ http://stackoverflow.com/questions/2075898/good-input-validation-loop-using-cin-c cin.clear cin.ignore numeric_limits streamsize max ' n' Apart from only skipping 80 characters these are only minor quibbles..
Is there a max array length limit in C++? http://stackoverflow.com/questions/216259/is-there-a-max-array-length-limit-in-c that would otherwise use up all the available memory. Apart from that C doesn't enforce any limits. share improve this..
http://stackoverflow.com/questions/2192415/unlink-vs-remove-in-c in C Thanks. c erase share improve this question Apart from the fact that unlink is unix specific as pointed out by..
GetDIBits and loop through pixels using X, Y http://stackoverflow.com/questions/3688409/getdibits-and-loop-through-pixels-using-x-y c loops pixels getdibits share improve this question Apart from the good answers already given here's an example of how..
Qt: Best way to implement “oscilloscope-like” realtime-plotting http://stackoverflow.com/questions/3848427/qt-best-way-to-implement-oscilloscope-like-realtime-plotting finish processing the blocks at time x at te same time. Apart from that consider that there might be no performance gain whatsoever..
Beginner CUDA - Simple var increment not working http://stackoverflow.com/questions/4408710/beginner-cuda-simple-var-increment-not-working You should pass cuda_count to your kernel function. Apart from that all your threads are trying to increment the same..
How to teach a crash course on C++? [closed] http://stackoverflow.com/questions/48496/how-to-teach-a-crash-course-on-c quite a barrier and one that has to be breached early on. Apart from the language features the most important thing to be taught..
Why are bitwise shifts (<< and >>) used for cout and cin? http://stackoverflow.com/questions/4854248/why-are-bitwise-shifts-and-used-for-cout-and-cin unreadable this does not appear to be the case for and . Apart from that ' ' is just above ' ' on most keyboards and people..
WideCharToMultiByte() vs. wcstombs() http://stackoverflow.com/questions/5620831/widechartomultibyte-vs-wcstombs need to know what encoding you are converting to from. Apart from that WideCharToMultiByte is of course a Windows API function..
why is this so much slower in c++? http://stackoverflow.com/questions/7809473/why-is-this-so-much-slower-in-c section of the code which is run once on start up. Apart from a few methods setting up a window it's now pretty much..
http://stackoverflow.com/questions/862051/imagemagick-vs-graphicsmagick I've found myself evaluating both of these libs. Apart from what the GraphicsMagick comparison says I see that ImageMagick..
Implicit conversion when overloading operators for template classes http://stackoverflow.com/questions/8890051/implicit-conversion-when-overloading-operators-for-template-classes version of the class. Is that the expected behaviour Apart from manually creating all the necessary overloads is there..
What are the major advantages of const versus #define for global constants? http://stackoverflow.com/questions/9941107/what-are-the-major-advantages-of-const-versus-define-for-global-constants namespace. While const variables can be scoped in classes. Apart from that there are other subtle advantages like Avoiding Weird..
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