¡@

Home 

c++ Programming Glossary: a.cpp

What is an undefined reference/unresolved external symbol error and how do I fix it?

http://stackoverflow.com/questions/12573816/what-is-an-undefined-reference-unresolved-external-symbol-error-and-how-do-i-fix

to get them to work together. Say you defined symbol a in a.cpp . Now b.cpp declared that symbol and used it. Before linking..

Linker error when compiling boost.asio example

http://stackoverflow.com/questions/2568243/linker-error-when-compiling-boost-asio-example

With the following command line g I usr local boost_1_42_0 a.cpp and it throws an unclear error tmp ccCv9ZJA.o In function `__static_initialization_and_destruction_0.. `__static_initialization_and_destruction_0 int int ' a.cpp .text 0x654 undefined reference to `boost system get_system_category.. undefined reference to `boost system get_system_category ' a.cpp .text 0x65e undefined reference to `boost system get_generic_category..

std::this_thread::sleep_for() and GCC

http://stackoverflow.com/questions/4438084/stdthis-threadsleep-for-and-gcc

version 4.4.3 on Ubuntu 10.04 32 bit g std c 0x pthread a.cpp o a I get error ˜sleep_for is not a member of ˜std this_thread..

Sharing a global/static variable between a process and DLL

http://stackoverflow.com/questions/4911994/sharing-a-global-static-variable-between-a-process-and-dll

problem Say that there is a static global variable x in a.cpp . Both the exe foo.exe and the dll bar.dll have a.cpp so the.. x in a.cpp . Both the exe foo.exe and the dll bar.dll have a.cpp so the variable x is in both images. Now foo.exe dynamically..

Templates: Use forward declarations to reduce compile time?

http://stackoverflow.com/questions/555330/templates-use-forward-declarations-to-reduce-compile-time

vector int So a real working example. Here I have 2 files a.cpp and b.cpp a.cpp #include vector still need to know the interface.. real working example. Here I have 2 files a.cpp and b.cpp a.cpp #include vector still need to know the interface #include cstdlib.. 3 delete vec return EXIT_SUCCESS So now I can compile a.cpp with fno implicit templates g fno implicit templates c a.cpp..

Circular Dependency with forward declaration error

http://stackoverflow.com/questions/10114078/circular-dependency-with-forward-declaration-error

I added a forward declaration and I included B.hpp file in A.cpp file A.hpp class B In B.hpp file a function uses the state which..

Undefined symbol on a template operator overloading function

http://stackoverflow.com/questions/13150412/undefined-symbol-on-a-template-operator-overloading-function

A.o g main.o A.o o app main.o main.cpp g c main.cpp A.o A.cpp g c A.cpp and it gives me Undefined symbols a A a A operator.. A.o o app main.o main.cpp g c main.cpp A.o A.cpp g c A.cpp and it gives me Undefined symbols a A a A operator < int.. not the case before main.cpp is compiled. At the time when A.cpp is compiled the template function is not instantiated into an..

Circular Dependencies?

http://stackoverflow.com/questions/20205215/circular-dependencies

class A class B A m_a public int foo explicit B A a m_a a A.cpp #include A.hpp #include B.hpp int A foo B b return 2 b foo int..

Why does this program crash: passing of std::string between DLLs

http://stackoverflow.com/questions/2322095/why-does-this-program-crash-passing-of-stdstring-between-dlls

A.h class A __declspec dllexport std string getString A.cpp #include A.h std string A getString return I am a string. the..

Where to put constant strings in C++: static class members or anonymous namespaces

http://stackoverflow.com/questions/2465546/where-to-put-constant-strings-in-c-static-class-members-or-anonymous-namespac

f1 static const std string f2 static const std string f3 A.cpp const std string f1 filename1 const std string f2 filename2.. the cpp file Code formatting is buggy after enumerations. A.cpp namespace const std string f1 filename1 const std string f2..

Is typedef just a string replacement in code or somethings else?

http://stackoverflow.com/questions/3263252/is-typedef-just-a-string-replacement-in-code-or-somethings-else

Forward Declaration vs Include

http://stackoverflow.com/questions/3632818/forward-declaration-vs-include

#include A.h class A int a public A void printA #endif A.cpp #include A.h #include iostream A A a 10 void A printA.. line class A comment out this line Let us assume both the A.cpp and B.cpp are complied together. Do the above two scenarios..

include stdafx.h in header or source file?

http://stackoverflow.com/questions/5234311/include-stdafx-h-in-header-or-source-file

it hits the headerfile in the Cpp file . e.g. You have A.cpp A.h. A.h needs std string. you have B.cpp B.h B.h needs A.h.. see std string Now put staafx.h as the first include in A.cpp and B.cpp. When the compiler hits A.cpp it picks up the incldue.. first include in A.cpp and B.cpp. When the compiler hits A.cpp it picks up the incldue for string then picks up A.h and everything..

In C++, I want two classes to access each other

http://stackoverflow.com/questions/9059808/in-c-i-want-two-classes-to-access-each-other

each other I have two classes class A and class B . A.h A.cpp B.h B.cpp And then I set B as a member in class A. Then class.. we've included A's definition already void method #endif A.cpp #inlude A.h #incude B.h A method pb method we've included the..

C++ Undefined Reference to vtable and inheritance

http://stackoverflow.com/questions/9406580/c-undefined-reference-to-vtable-and-inheritance

void doWork should be defined should have a body . For eg A.cpp void A doWork A ~A Caveat If you want your class A to act as..

unresolved external symbol..no idea [duplicate]

http://stackoverflow.com/questions/9928238/unresolved-external-symbol-no-idea

A.hpp class A public void myFunc Function declaration A.cpp Function definition void A myFunc do stuff In your case the..