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Hi all I'm not sure if this question makes any sense, but I'm really stuck and had to ask... I have some linking errors (mostly 2005) that I can't solve. One example is: error LNK2005: "public: __thiscall play::play(void)" (??0play@@QAE@XZ) already defined in Ch10Ex3Doc.obj Has...

I've tried following the help in Visual C++, but it's quite difficult to understand for a beginner (well at least for me, anyway). Wondering if anyone could give me a 'dumbed down' explanation? Would be really grateful for any help, as always. Thanks.

Hi all I was a reading a MIDI Visaul C++ book and in one line it read: 'Globally define the conditional _MIDIIN' Anyone know how I would globally define a conditional? Would be most grateful for any advice given. Thanks alot.

Hi all! I'm trying to recreate an existing file (copy old file to a new file). I'm using CFileDialog class to do this. I'm stuck as I get an error. nameoffile = NewFile.GetFileTitle (); The line above gives me the error: error C2440: '=' : cannot convert from 'class CString' to 'char [260]'...

Hi everyone! Please can somebody stop my heartache... How do you convert a double type to a 32-bit character string (a LPSTR), without losing any data? I can do this by using 'sizeof' but too much data is lost! Here is my warning... warning C4244: '=' : conversion from 'double' to 'char'...

Hi everyone! I'm having trouble making a class template (I think this what I'm supposed to do). I want to use the polar function in <complex>. i.e Syntax of polar template<class T> complex<T> polar(const T&amp; rho, const T&amp; theta = 0); How can I use the 'polar' function in my program...

Hi everyone! I downloaded C++ code (FFT algos) and couldn't get it to work and got two link errors! LIBCD.lib(crt0.obj) : error LNK2001: unresolved external symbol _main Debug/fftdom.exe : fatal error LNK1120: 1 unresolved externals Error executing link.exe. I tried looking up these errors in...

I am a beginner to Visual C++ (so I hope my question makes sense). I have a 'DOS' based application (cpp and header files). The headers and cpp files uses cin and cout commands. I have created an MFC application and want to call member functions from the DOS header files when the user clicks...