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c++ Programming Glossary: keepWhy do people say there is modulo bias when using a random number generator? http://stackoverflow.com/questions/10984974/why-do-people-say-there-is-modulo-bias-when-using-a-random-number-generator distributed. So how do we solve this problem One way is to keep generating random numbers until you get a number in your desired..
Is gcc4.7 buggy about regular expressions? [duplicate] http://stackoverflow.com/questions/12530406/is-gcc4-7-buggy-about-regular-expressions for gcc regex answers the question. Edit Since people keep complaining on SO about libstdc 's regex code here's an explanation.. and Linux vendors pay people to work on it full time and keep it working and there are many others who are only volunteers..
Why aren't my include guards preventing recursive inclusion and multiple symbol definitions? http://stackoverflow.com/questions/14909997/why-arent-my-include-guards-preventing-recursive-inclusion-and-multiple-symbol my header files from mutual recursive inclusion I keep getting errors about non existing symbols which are obviously.. A_H . Since the macro A_H has not yet been defined it will keep processing the following text. The subsequent directive #defines.. B_H . Since the macro B_H has not yet been defined it will keep processing the following text. The subsequent directive #defines..
How come a non-const reference cannot bind to a temporary object? http://stackoverflow.com/questions/1565600/how-come-a-non-const-reference-cannot-bind-to-a-temporary-object if you bind a temporary to a non const reference you can keep passing it around forever just to have your manipulation of..
Reading from text file until EOF repeats last line http://stackoverflow.com/questions/21647/reading-from-text-file-until-eof-repeats-last-line 10 20 30 30 Note I've skipped all error checking code to keep the code snippet small. The above behaviour is seen on Windows..
What uses are there for “placement new”? http://stackoverflow.com/questions/222557/what-uses-are-there-for-placement-new to re construct an object multiple times. If you need to keep re allocating it might be more efficient to allocate more than..
http://stackoverflow.com/questions/3106110/what-is-move-semantics and move semantics which I intentionally left out to keep it simple. If you want more details please see my supplementary..
http://stackoverflow.com/questions/356950/c-functors-and-their-uses Functors and their uses I keep hearing a lot about functors in C can someone give me an overview..
http://stackoverflow.com/questions/3582001/advantages-of-using-forward is this useful Because combined we maintain the ability to keep track of the value category of a type if it was an lvalue we..
Using arrays or std::vectors in C++, what's the performance gap? http://stackoverflow.com/questions/381621/using-arrays-or-stdvectors-in-c-whats-the-performance-gap arrays should be avoided. There is the problem you have to keep track of the size and you need to delete them manually and do.. you need to delete them manually and do all sort of housekeeping. Using arrays on the stack is also discouraged because you..
Thou shalt not inherit from std::vector http://stackoverflow.com/questions/4353203/thou-shalt-not-inherit-from-stdvector Only if you can't do that with free functions e.g. should keep some state . The problem is that MyVector is a new entity. It..
Why can templates only be implemented in the header file? http://stackoverflow.com/questions/495021/why-can-templates-only-be-implemented-in-the-header-file but is accessible to the compiler. Another solution is to keep the implementation separated and explicitly instantiate all..
What does T&& (double ampersand) mean in C++11? http://stackoverflow.com/questions/5481539/what-does-t-double-ampersand-mean-in-c11 A move functions like a copy except it is not obliged to keep the source unchanged in fact it usually modifies the source..
Why should `new` be used as little as possible? http://stackoverflow.com/questions/6500313/why-should-new-be-used-as-little-as-possible It is very very fast because it requires minimal book keeping and the next address to allocate is implicit. In C this is.. allows for a more flexible memory allocation mode. Bookkeeping is more complex and allocation is slower. Because there is.. file contents you could not return from a function and keep the allocated memory block. Why dynamic allocation is often..
How do I expand a tuple into variadic template function's arguments? http://stackoverflow.com/questions/687490/how-do-i-expand-a-tuple-into-variadic-template-functions-arguments away the various intermediate function calls to only keep the last one which is the equivalent of func arg1 arg2 arg3..
What is a lambda expression in C++11? http://stackoverflow.com/questions/7627098/what-is-a-lambda-expression-in-c11 might be tempted to write something like the following to keep the functor local void func2 std vector int v struct void operator.. . For small simple examples this can be cleaner to read it keeps everything in one place and potentially simpler to maintain..
how to merge two BST's efficiently? http://stackoverflow.com/questions/1008513/how-to-merge-two-bsts-efficiently two sorted lists is into one sorted list is O n1 n2 . Keep pointers to the heads of both lists Pick the smaller head and..
How much faster is C++ than C#? http://stackoverflow.com/questions/138361/how-much-faster-is-c-than-c ability to write critical parts in lower level language. Keep in mind that it's relatively easy to optimize a correct program..
Problems with Singleton Pattern http://stackoverflow.com/questions/1392315/problems-with-singleton-pattern ways around this but it's more trouble than it's worth . Keep reading for more on this... And it leads to a bad design too..
Creating, opening and printing a word file from C++ http://stackoverflow.com/questions/145573/creating-opening-and-printing-a-word-file-from-c kb 196776 and http support.microsoft.com kb 238972 . Keep in mind that to do Office Automation with C you need to understand..
http://stackoverflow.com/questions/199418/using-c-library-in-c-code Code goes here ... #ifdef __cplusplus extern C #endif Keep real C interfaces in separate header files that are not included..
How can I avoid including class implementation files? http://stackoverflow.com/questions/2037880/how-can-i-avoid-including-class-implementation-files is the canonical example but there are many alternatives. Keep it simple in simple cases. For example make can be used its..
Is a string literal in c++ created in static memory? http://stackoverflow.com/questions/349025/is-a-string-literal-in-c-created-in-static-memory 7 8 9 A B C D E 0x1000 i n v a l i d o p t i o n 0 Keep in mind I don't mean read only memory in terms of ROM just memory..
http://stackoverflow.com/questions/3582001/advantages-of-using-forward thing is to forward the value category of the variable. Keep in mind once inside the function the parameter could be passed..
http://stackoverflow.com/questions/3907028/opencv-process-every-frame and executes a callback to do individual frame processing. Keep in mind that if your callback takes too much time to execute.. and executes a callback to do individual frame processing. Keep in mind that if your callback takes too much time to execute..
reading an application's manifest file? http://stackoverflow.com/questions/420852/reading-an-applications-manifest-file UnlockResource hResData FreeResource hResData return TRUE Keep going int _tmain int argc _TCHAR argv const TCHAR pszFileName..
The Best Place to Start Learning C++ [closed] http://stackoverflow.com/questions/525726/the-best-place-to-start-learning-c this because you talked about learning either language Keep the two languages separate and focus on one of them. Because..
How can I use Standard Library (STL) classes in my dll interface or ABI? http://stackoverflow.com/questions/5661738/how-can-i-use-standard-library-stl-classes-in-my-dll-interface-or-abi c dll c 11 stl std share improve this question Keep in mind one thing before you read further My answer is coming..
What are the barriers to understanding pointers and what can be done to overcome them? http://stackoverflow.com/questions/5727/what-are-the-barriers-to-understanding-pointers-and-what-can-be-done-to-overcome 'My house' Memory layout ttttNNNNNNNNNN 1234My house Keep a variable with the address Write the address to your new house..
Isn't the template argument (the signature) of std::function part of its type? http://stackoverflow.com/questions/5931214/isnt-the-template-argument-the-signature-of-stdfunction-part-of-its-type keep the annoying explicit casts Afaik you have 3 options. Keep the cast Make a function object of the appropriate type and..
Efficient string concatenation in C++ http://stackoverflow.com/questions/611263/efficient-string-concatenation-in-c using a new buffer. Considerations for implementation Keep track of the string length. Keep a pointer to the end of the.. for implementation Keep track of the string length. Keep a pointer to the end of the string and the start or just the..
how to detect a TCP socket disconnection (with c berkeley socket) http://stackoverflow.com/questions/6404008/how-to-detect-a-tcp-socket-disconnection-with-c-berkeley-socket linux kernel 0106.1 1154.html In addition using TCP Keep Alive may help distinguish between inactive and broken connections..
Of Memory Management, Heap Corruption, and C++ http://stackoverflow.com/questions/7525/of-memory-management-heap-corruption-and-c cheap mechanisms for possibly solving the problem Keep an eye on my heap corruption question I'm updating with the..
Overriding a Base's Overloaded Function in C++ [duplicate] http://stackoverflow.com/questions/888235/overriding-a-bases-overloaded-function-in-c into the scope of 'bar'. Then overloading works properly. Keep in mind that if there is existing code using the 'foo' class..
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