C / C++ / MFC

MsmVc wrote:

INSERT INTO testing VALUES(utl_raw.cast_to_raw('SomeDATA'));

INSERT INTO testing VALUES("12345678901234567890");

INSERT INTO testing VALUES(utl_raw.cast_to_raw('0x151c2f'));

ORA-06502: PL/SQL: numeric or value error: raw variable length too long
ORA-06512: at "SYS.UTL_RAW", line 224

HANDLE hMutexOneInstance = CreateMutex(NULL, FALSE, _T("Global\\MutexToAvoidMultipleInstances"));
 DWORD dLastErr = ::GetLastError();
 if(dLastErr == ERROR_ALREADY_EXISTS)
 {
           // Here you can use FindWindow based on your window calss/name to get the handle of
           // previous instance.
     CWnd * pPrevCWnd = PreviousInstance();//You have to implement.
     if(pPrevCWnd != NULL)   // If this isn't the first instance
     {
              // In this you should launch the previous window using functions that other replies have
              // suggested. One catch here is if previous instance has some modal dialog open you
              // should set focus to that window. Modal window handle can be retrieved using
              // GetLastActivePopup()[edit] Tried a sample but focus was moving to parent
               need to check more :)[/edit]
        LaunchPrevInstance(pPrevCWnd); // You have to implement..

     }
     else {
         AfxMessageBox("Only one instance is allowed.");
     }
     return FALSE;
 }

<br />
do u have any samples for insert text into frames ...? 

Failure is Success If we learn from it!!