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c++ Programming Glossary: saving

Test whether a class is polymorphic

http://stackoverflow.com/questions/1107948/test-whether-a-class-is-polymorphic

case I know is the Boost.Serialization library. If you are saving non polymorphic type then you can just save it. If saving polymorphic.. saving non polymorphic type then you can just save it. If saving polymorphic one you have to gets its dynamic type using typeid..

Is there a way to write make_unique() in VS2012?

http://stackoverflow.com/questions/12547983/is-there-a-way-to-write-make-unique-in-vs2012

grunt job once stuff it in a header and be done. You're saving yourself compile time and have your make_unique . Here 's a..

Performance difference between ++iterator and iterator++?

http://stackoverflow.com/questions/1303899/performance-difference-between-iterator-and-iterator

and then return the just altered value no copying saving etc necessary. So unless you specifically MUST have postincrement..

What's the real reason to not use the EOF bit as our stream extraction condition?

http://stackoverflow.com/questions/14615671/whats-the-real-reason-to-not-use-the-eof-bit-as-our-stream-extraction-condition

using OpenCV and SVM with images

http://stackoverflow.com/questions/14694810/using-opencv-and-svm-with-images

don't have to retrain it every time. svm.save svm_filename saving svm.load svm_filename loading To test your images using the..

Static linking vs dynamic linking

http://stackoverflow.com/questions/1993390/static-linking-vs-dynamic-linking

because their memory is small enough to make the RAM savings from dynamic linking very attractive. Full blown consumer PCs.. which all call the same library a lot you can end up saving cache lines and thus winning on running performance when using..

Microsecond resolution timestamps on Windows

http://stackoverflow.com/questions/2414359/microsecond-resolution-timestamps-on-windows

also some processors that adjust their frequency for power saving which apparently isn't always reflected in their QueryPerformanceFrequency..

Uniquely identify PC based on software/hardware

http://stackoverflow.com/questions/3636115/uniquely-identify-pc-based-on-software-hardware

which can routinely disable the network card in power saving mode I came across GetCurrentHwProfile but it doesn't quite..

parsing of date/time from string (boost?)

http://stackoverflow.com/questions/3786201/parsing-of-date-time-from-string-boost

When do programmers use Empty Base Optimization (EBO)

http://stackoverflow.com/questions/4325144/when-do-programmers-use-empty-base-optimization-ebo

footprint shrink to zero. To realize the impact of this saving imagine a vector that contains 125 000 objects. The EBO alone..

Why/when is __declspec( dllimport ) not needed?

http://stackoverflow.com/questions/4489441/why-when-is-declspec-dllimport-not-needed

will be __imp_foo. Which allows it to generate better code saving a function pointer load from the IAT and an indirect jump. It..

Static polymorphism definition and implementation

http://stackoverflow.com/questions/4557141/static-polymorphism-definition-and-implementation

what are the advantages besides in the case of C saving one pointer dereference virtual function pointer to function..

C/C++ gcc & ld - remove unused symbols

http://stackoverflow.com/questions/6687630/c-c-gcc-ld-remove-unused-symbols

but my current embedded enviroment isn't very powerful and saving even 500K out of 2M results in a very nice loading performance..

What is a union?

http://stackoverflow.com/questions/7209096/what-is-a-union

contains union members it's generally done as a space saving mechanism. If the struct can be of certain sub types by which..

OpenCV cvSaveImage Jpeg Compression Factor

http://stackoverflow.com/questions/801054/opencv-cvsaveimage-jpeg-compression-factor

cvSaveImage Jpeg Compression Factor I am using OpenCV and saving as a jpeg using the cvSaveImage function but I am unable to..

OpenCV to use in memory buffers or file pointers

http://stackoverflow.com/questions/801199/opencv-to-use-in-memory-buffers-or-file-pointers

accept file path's as arguments. For example when saving a image it's cvSaveImage tmp output.jpg dstIpl and it writes..

c++ How to find the time in foreign country taking into account daylight saving?

http://stackoverflow.com/questions/8318024/c-how-to-find-the-time-in-foreign-country-taking-into-account-daylight-saving

the time in foreign country taking into account daylight saving Say if it's 13 00 at new york EST then it's 06 00 at new zealand.. but it seems to me one has to determine the daylight saving rules oneself to find out the time in foreign country from the.. 00 M10.5.0 02 00 00 above basically defines the daylight saving rule time_zone_ptr nyc_2 new posix_time_zone nyc_string std..

System() calls in C++ and their roles in programming

http://stackoverflow.com/questions/900666/system-calls-in-c-and-their-roles-in-programming

over exit system command is that no new process is created saving time and memory though not always terribly much link to windows..