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c++ Programming Glossary: definesWhat is a smart pointer and when should I use one? http://stackoverflow.com/questions/106508/what-is-a-smart-pointer-and-when-should-i-use-one raises an exception.... A smart pointer by comparison defines a policy as to when the object is destroyed. You still have..
What is the difference between NULL, '\0' and 0 http://stackoverflow.com/questions/1296843/what-is-the-difference-between-null-0-and-0 referred to as a null pointer constant. The C standard defines that 0 cast to the type void is both a null pointer and a null..
What is the difference between a definition and a declaration? http://stackoverflow.com/questions/1410563/what-is-the-difference-between-a-definition-and-a-declaration gives a few examples. Amongst them struct S int a int b defines S S a and S b struct S declares S To sum it up The C standard..
http://stackoverflow.com/questions/146452/what-are-pod-types-in-c Wikipedias article on POD goes into a bit more detail and defines it as A Plain Old Data Structure in C is an aggregate class..
http://stackoverflow.com/questions/1647631/c-state-machine-design Then you define your states and events with simple defines the ANY ones are special markers see below #define ST_ANY 1.. all globals it requires care. The transitions array then defines all possible transitions and the functions that get called for..
What are the rules about using an underscore in a C++ identifier? http://stackoverflow.com/questions/228783/what-are-the-rules-about-using-an-underscore-in-a-c-identifier 7.1.3 Reserved identifiers Each header declares or defines all identifiers listed in its associated subclause and optionally.. in its associated subclause and optionally declares or defines identifiers listed in its associated future library directions.. other identifiers are reserved. If the program declares or defines an identifier in a context in which it is reserved other than..
Undefined, unspecified and implementation-defined behavior http://stackoverflow.com/questions/2397984/undefined-unspecified-and-implementation-defined-behavior to a function . Where possible this International Standard defines a set of allowable behaviors. These define the nondeterministic..
http://stackoverflow.com/questions/3106110/what-is-move-semantics char size memcpy data that.data size The copy constructor defines what it means to copy string objects. The parameter const string..
Why have header files and .cpp files in C++? [closed] http://stackoverflow.com/questions/333889/why-have-header-files-and-cpp-files-in-c whatever is being implemented will do while the cpp file defines how it will perform those features. This reduces dependencies..
http://stackoverflow.com/questions/356950/c-functors-and-their-uses question A functor is pretty much just a class which defines the operator . That lets you create objects which look like..
Undefined Behavior and Sequence Points http://stackoverflow.com/questions/4176328/undefined-behavior-and-sequence-points expression that calls the function not the expression that defines the default argument 2 The operators indicated are the built.. between them. What is Undefined Behaviour The Standard defines Undefined Behaviour in Section §1.3.12 as behaviour such as..
http://stackoverflow.com/questions/589575/size-of-int-long-etc bytes from that and the value of the CHAR_BIT macro that defines the number of bits in a byte in all but the most obscure platforms..
Where and why do I have to put the “template” and “typename” keywords? http://stackoverflow.com/questions/610245/where-and-why-do-i-have-to-put-the-template-and-typename-keywords inUnion . The idea is simple I think Each UnionNode T Tail defines a template specialization inUnion T and forwards the generic.. said to depend on template parameters. The Standard defines precisely the rules by whether a construct is dependent or not...
Why should `new` be used as little as possible? http://stackoverflow.com/questions/6500313/why-should-new-be-used-as-little-as-possible way to write this. The reason is that std string properly defines a copy constructor. Consider the following program int main..
Fast intersection of sets: C++ vs C# http://stackoverflow.com/questions/1060648/fast-intersection-of-sets-c-vs-c-sharp C approaches. Latest C code Code MapPerformance.cpp Defines the entry point for the console application. #include stdafx.h.. return intersectionSize C code MapPerformance.cpp Defines the entry point for the console application. #include stdafx.h.. something I'm doing wrong here C Code MapPerformance.cpp Defines the entry point for the console application. #include stdafx.h..
How to implement multithread safe singleton in C++11 without using <mutex> http://stackoverflow.com/questions/11711920/how-to-implement-multithread-safe-singleton-in-c11-without-using-mutex looking for some better solutions. ConsoleApplication1.cpp Defines the entry point for the console application. # include atomic..
C++: Convert text file of integers into a bitmap image file in BMP format http://stackoverflow.com/questions/12200201/c-convert-text-file-of-integers-into-a-bitmap-image-file-in-bmp-format be able to tweak them easily if necessary. IntToBMP.cpp Defines the entry point for the console application. #include stdafx.h..
Difference between Enum and Define Statements http://stackoverflow.com/questions/136946/difference-between-enum-and-define-statements as they are type safe and more easily discoverable. Defines are harder to locate and can have complex behavior for example..
http://stackoverflow.com/questions/13883824/make-unique-does-not-compile me. I'm using the following sample program testproject.cpp Defines the entry point for the console application. #include stdafx.h..
Error in opencv code for motion detection http://stackoverflow.com/questions/14309111/error-in-opencv-code-for-motion-detection 1 failed 0 up to date 0 skipped CODE MotionDetection.cpp Defines the entry point for the console application. Contourold.cpp.. entry point for the console application. Contourold.cpp Defines the entry point for the console application. #include stdafx.h..
Need help compiling jpegtran.c code from libjpeg http://stackoverflow.com/questions/14631530/need-help-compiling-jpegtran-c-code-from-libjpeg being able to rotate 180 degrees. Updated code block Defines #define JPEG_INTERNALS Includes #include..
How do I compile for windows XP under windows 7 / visual studio 2008 http://stackoverflow.com/questions/2581752/how-do-i-compile-for-windows-xp-under-windows-7-visual-studio-2008 so should have any ridiculous dependencies XPBuild.cpp Defines the entry point for the console application. #include stdafx.h..
Which Cross Platform Preprocessor Defines? (__WIN32__ or __WIN32 or WIN32 )? http://stackoverflow.com/questions/2989810/which-cross-platform-preprocessor-defines-win32-or-win32-or-win32 Cross Platform Preprocessor Defines __WIN32__ or __WIN32 or WIN32 I often see __WIN32 WIN32 or..
C code compiles as C++, but not as C [duplicate] http://stackoverflow.com/questions/3143052/c-code-compiles-as-c-but-not-as-c Inpout.lib and Inpout.dll. Here's the code InpoutTest.cpp Defines the entry point for the console application. #include stdafx.h..
http://stackoverflow.com/questions/3561613/c-using-too-much-cpu to 40 the game slows down. here is my code Xstrike.cpp Defines the entry point for the application. #include stdafx.h #include..
Is this' type variableofType()' function or object? http://stackoverflow.com/questions/420099/is-this-type-variableoftype-function-or-object foo static int value valid parentheses are redundant Defines `foo value`. int foo value Whenever the initializer can be interpreted..
Pretty-print C++ STL containers http://stackoverflow.com/questions/4850473/pretty-print-c-stl-containers TChar prefix const TChar delimiter const TChar postfix Defines the delimiter values for a specific container and character.. TChar prefix const TChar delimiter const TChar postfix Defines the delimiter values for a specific container and character..
Why use Precompiled Headers (C/C++)? http://stackoverflow.com/questions/903228/why-use-precompiled-headers-c-c I've been doing with them is kinda stupid #pragma once Defines used for production versions #ifndef PRODUCTION #define eMsg..
How to know underlying type of class enum? http://stackoverflow.com/questions/9343329/how-to-know-underlying-type-of-class-enum template to know the underlying type of enum. The doc says Defines a member typedef type of type that is the underlying type for..
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