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c++ Programming Glossary: registerUsing a C++ class member function as a C callback function http://stackoverflow.com/questions/1000663/using-a-c-class-member-function-as-a-c-callback-function I have a C library that needs a callback function to be registered to customize some processing. Type of the callback function.. . I am writing C code similar to the following and try to register a C class function as the callback function class A public A.. function class A public A ~A int e int k int j A A register_with_library e int A e int k int e return 0 A ~A The compiler..
How do I build a GUI in C++? [closed] http://stackoverflow.com/questions/1186017/how-do-i-build-a-gui-in-c or what events there are your only job is to write and register handlers. edit Oh also I forgot to mention that GUI programming..
What is exactly the base pointer and stack pointer? To what do they point? http://stackoverflow.com/questions/1395591/what-is-exactly-the-base-pointer-and-stack-pointer-to-what-do-they-point enable will actually eliminate this and use ebp as another register and access locals directly off of esp but this makes debugging..
http://stackoverflow.com/questions/1610030/why-can-you-return-from-a-non-void-function-without-returning-a-value-without-pr
How to implement serialization in C++ http://stackoverflow.com/questions/1809670/how-to-implement-serialization-in-c it can be created via createObject @param S the class to register this must ve a subclass of T @param id the id to associate with.. the class. This ID must be unique template typename S void registerClass K id if mObjectCreator.find id mObjectCreator.end your..
Why should I not try to use “this” value after “delete this”? http://stackoverflow.com/questions/1866461/why-should-i-not-try-to-use-this-value-after-delete-this did trap trying to load an invalid memory address into a register. Even though it may be fine on all modern hardware the standard..
Why is volatile not considered useful in multithreaded C or C++ programming? http://stackoverflow.com/questions/2484980/why-is-volatile-not-considered-useful-in-multithreaded-c-or-c-programming should be declared to be volatile . Signal handlers I O registers and variables modified by another thread all constitute such.. happens that the compiler won't just store the value in a register instead and defer updating main memory until much later that.. we need for what volatile is intended for manipulating I O registers or memory mapped hardware but it doesn't help us in multithreaded..
Best compiler warning level for C/C++ compilers? http://stackoverflow.com/questions/399850/best-compiler-warning-level-for-c-c-compilers Wunused value Wunused variable Wvariadic macros Wvolatile register var Wwrite strings That should give you something to get started...
Post Increment and Pre Increment concept? http://stackoverflow.com/questions/4445706/post-increment-and-pre-increment-concept the original value of x e.g. it might be present in some register and that delays the increment until the end of the expression..
When to use volatile with multi threading? http://stackoverflow.com/questions/4557979/when-to-use-volatile-with-multi-threading volatile to prevent the compiler caching the variable in a register and it thus not getting updated correctly. However two threads..
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 Getting a new instance. Another idea is to have the types register themself in base.hpp template typename T Base createT return..
Creating a 3D sphere in Opengl using Visual C++ http://stackoverflow.com/questions/5988686/creating-a-3d-sphere-in-opengl-using-visual-c 0 5 swapBuffers int main int argc char argv initialize and register your framework of choice here return 0 share improve this..
Create Random Number Sequence with No Repeats http://stackoverflow.com/questions/693880/create-random-number-sequence-with-no-repeats You may be interested in a linear feedback shift register. We used to build these out of hardware but I've also done them.. but I've also done them in software. It uses a shift register with some of the bits xor'ed and fed back to the input and if.. right taps you can get a sequence that's as long as the register size. That is a 16 bit lfsr can produce a sequence 65535 long..
How should I write ISO C++ Standard conformant custom new and delete operators? http://stackoverflow.com/questions/7194127/how-should-i-write-iso-c-standard-conformant-custom-new-and-delete-operators memory. Its return value is a pointer to the previously registered handler function or null if there was no previous handler... should either ensure that the next allocation succeeds or register another handler or register no handler or not return i.e. terminate.. next allocation succeeds or register another handler or register no handler or not return i.e. terminate the program . If there..
how to achieve 4 FLOPs per cycle http://stackoverflow.com/questions/8389648/how-to-achieve-4-flops-per-cycle packed addpd as well as the scalar addsd versions and sse registers can contain 2 double 's the throughput can be as much as 2.. This code is optimized for x64. x86 doesn't have enough registers for this to compile well. This code has been tested to work.. double test_dp_mac_SSE double x double y uint64 iterations register __m128d r0 r1 r2 r3 r4 r5 r6 r7 r8 r9 rA rB rC rD rE rF Generate..
Why does changing 0.1f to 0 slow down performance by 10x? http://stackoverflow.com/questions/9314534/why-does-changing-0-1f-to-0-slow-down-performance-by-10x floating point. The 0 or 0.1f is converted stored into a register outside of both loops. So that has no effect on performance...
Register an object creator in object factory http://stackoverflow.com/questions/1310214/register-an-object-creator-in-object-factory an object creator in object factory I have the convenient object.. className interfaceName class className static RegisterClass className interfaceName regInFactory##className class className.. class className public interfaceName where RegisterClass is template class T class I struct RegisterClass RegisterClass..
Create registry entry to associate file extension with application in C++ http://stackoverflow.com/questions/1387769/create-registry-entry-to-associate-file-extension-with-application-in-c MSDN article . The key parts are at the bottom of the list Register the ProgID A ProgID essentially the file type registry key is.. the same file type. That mapping is done in the next step Register the file name extension for the file type Here you set a registry..
How to handle a ctrl-break signal in a command line interface http://stackoverflow.com/questions/181413/how-to-handle-a-ctrl-break-signal-in-a-command-line-interface signal_handler int sig Handle the signal int main void Register the signal handler for the SIGINT signal Ctrl C signal SIGINT..
How to code a new Windows Shell? http://stackoverflow.com/questions/2270527/how-to-code-a-new-windows-shell ...MINIMIZEDMETRICS with undocumented flag 8 Register as the shell SetShellWindow SetProgmanWindow ShellDDEInit RegisterShellHook.. as the shell SetShellWindow SetProgmanWindow ShellDDEInit RegisterShellHook etc Hide welcome screen by setting a signal msgina..
Dynamically register constructor methods in an AbstractFactory at compile time using C++ templates http://stackoverflow.com/questions/2850213/dynamically-register-constructor-methods-in-an-abstractfactory-at-compile-time-u public static uint16_t Register uint16_t msgid t_pfFactory factoryMethod .. msgid t_pfFactory factoryMethod printf Registering constructor for msg id d n msgid m_List msgid factoryMethod.. uint16_t MessageTmpl TYPE IMPL MESSAGE_ID MessageFactory Register MessageTmpl TYPE IMPL _MESSAGE_ID MessageTmpl TYPE IMPL..
Detecting USB Insertion / Removal Events in Windows using C++ http://stackoverflow.com/questions/4078909/detecting-usb-insertion-removal-events-in-windows-using-c don't have access to the window handle so I don't know if RegisterDeviceNotification will be of much use unless there is a way.. _pWndClassEx lpszClassName pClassName atom RegisterClassEx _pWndClassEx _hWnd CreateWindowEx 0 pClassName pWindowName.. pWindowName 0 0 0 0 0 HWND_MESSAGE NULL NULL NULL Register the USB device for notification _pDevIF DEV_BROADCAST_DEVICEINTERFACE..
Game Objects Talking To Each Other http://stackoverflow.com/questions/4574016/game-objects-talking-to-each-other DNit Exec float fElapsedTime Post TEventMessage oMessage Register int iMessageId IEventMessagingSystem pObject FObjectCallback.. as well as the method to call on that object. When you Register you add an entry on the object stack under the message id's.. Any object who wants to receive a message simply Register MSG Object Callback s for it. Then when an object calls Post..
Static members class vs. normal c-like interface http://stackoverflow.com/questions/4977330/static-members-class-vs-normal-c-like-interface public static IAudio GetAudio return service_ static void Register IAudio service service_ service private static IAudio service_.. do it too in .h namespace Locator IAudio GetAudio void Register IAudio service in .cpp namespace Locator namespace IAudio service_.. IAudio service_ IAudio GetAudio return service_ void Register IAudio service service_ service Both examples can be called..
What happens when a computer program runs? http://stackoverflow.com/questions/5162580/what-happens-when-a-computer-program-runs that are used for a number of different purposes. Register layout is highly dependent on the architecture in fact registers..
http://stackoverflow.com/questions/7492180/c-abi-issues-list locations Return value location Member alignment Padding Register usage which registers are preserved which are scratch size of..
How to know when a new USB storage device is connected in Qt? http://stackoverflow.com/questions/852752/how-to-know-when-a-new-usb-storage-device-is-connected-in-qt method of the QWidget class and not the winEventFilter. Register for device connect notification DEV_BROADCAST_DEVICEINTERFACE.. GUID_DEVINTERFACE_VOLUME m_hDeviceNotify RegisterDeviceNotification winId devInt DEVICE_NOTIFY_WINDOW_HANDLE if.. be included. Also the focal point of this code is on the RegisterDeviceNotification function. Info is available on MSDN share..
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