title: 2 IntelliSense: argument of type "const char *" is incompatible with parameter of type "LPCWSTR"
body: <p>Stackflow Members   ---- i'm beginner in c++ WINAPI --- when i coding in my first WIN32  GUI, appeared some errors [OUTPUT]  --- Are there any recommended books to be advanced in C++ --- my codes:</p>
  
  <pre><code>#include &lt;windows.h&gt;
  const char g_szClassName[] = ("myWindowClass");
   LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) { 
     switch(msg)    {    
     case WM_CLOSE:     
     DestroyWindow(hwnd);    
     break;     
     case WM_DESTROY:  
     PostQuitMessage(0);  
     break;     
     default:    
     return DefWindowProc(hwnd, msg, wParam, lParam);  
     }  
     return 0; 
     }
  int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,  
    LPSTR lpCmdLine, int nCmdShow) {  
    WNDCLASSEX wc;   
    HWND hwnd;  
    MSG Msg;
      wc.cbSize        = sizeof(WNDCLASSEX);
      wc.style         = 0;  
      wc.lpfnWndProc   = WndProc;
      wc.cbClsExtra    = 0;  
      wc.cbWndExtra    = 0;  
      wc.hInstance     = hInstance;  
      wc.hIcon         = LoadIcon(NULL, IDI_APPLICATION);   
      wc.hCursor       = LoadCursor(NULL, IDC_ARROW); 
      wc.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);  
      wc.lpszMenuName  = NULL;  
      wc.lpszClassName = (g_szClassName);  
      wc.hIconSm       = LoadIcon(NULL, IDI_APPLICATION);
      if(!RegisterClassEx(&amp;wc))    {  
      MessageBox(NULL,
          L"Window Registration Failed!",
      L"Error!",     
      MB_ICONEXCLAMATION | MB_OK);  
      return 0;  
      }
      // Creating the Window   
      hwnd = CreateWindowEx(    
      WS_EX_CLIENTEDGE,   
      (g_szClassName),     
      L"The title of my window",      
      WS_OVERLAPPEDWINDOW,      
      CW_USEDEFAULT, CW_USEDEFAULT, 240, 120,        NULL, NULL, hInstance, NULL);
      if(hwnd == NULL)    {  
      MessageBox(NULL, 
          L"Window Creation Failed!",
          L"Error!",    
      MB_ICONEXCLAMATION | MB_OK);     
      return 0;  
      }
      ShowWindow(hwnd, nCmdShow);  
      UpdateWindow(hwnd);
      // Step 3: The Message Loop    
      while(GetMessage(&amp;Msg, NULL, 0, 0) &gt; 0)    {     
      TranslateMessage(&amp;Msg);       
      DispatchMessage(&amp;Msg); 
      }  
      return Msg.wParam; 
      }
  </code></pre>
  
  <p>output :</p>
  
  <pre><code>    3   IntelliSense: argument of type "const char *" is incompatible with parameter of type "LPCWSTR"  c:\Users\Youssef\Documents\Visual Studio 2012\Projects\Win32Project2\Win32Project2\Win32Project2.cpp    46  2   Win32Project2
      2   IntelliSense: a value of type "const char *" cannot be assigned to an entity of type "LPCWSTR"  c:\Users\Youssef\Documents\Visual Studio 2012\Projects\Win32Project2\Win32Project2\Win32Project2.cpp    34  19  Win32Project2
  Error   1   error C1010: unexpected end of file while looking for precompiled header. Did you forget to add '#include "stdafx.h"' to your source?   c:\users\youssef\documents\visual studio 2012\projects\win32project2\win32project2\win32project2.cpp    65  1   Win32Project2
  </code></pre>