C / C++ / MFC

// if there is a mutex -> delete it
if (m_hMutex)
{
    ReleaseMutex(m_hMutex);
    CloseHandle(m_hMutex);
}

// if there is a mutex -> delete it
if (hModule)
{
    HBITMAP hBitmap = ::LoadBitmap(hModule, MAKEINTRESOURCE(1000));
    ASSERT(hBitmap != NULL);
    m_bmp.SetBitmap(hBitmap); // static control
}

BOOL CNoactivexApp::InitInstance()
{
	AfxEnableControlContainer();

#ifdef _AFXDLL
	Enable3dControls();			// Call this when using MFC in a shared DLL
#else
	Enable3dControlsStatic();	// Call this when linking to MFC statically
#endif

	AfxInitRichEdit(); // <--------- You need to call this to be able to use the CRichEditCtrl

	CNoactivexDlg dlg;
	m_pMainWnd = &dlg;
	int nResponse = dlg.DoModal();
	if (nResponse == IDOK)
	{
		// TODO: Place code here to handle when the dialog is dismissed with OK
	}
	else if (nResponse == IDCANCEL)
	{
		// TODO: Place code here to handle when the dialog is dismissed with Cancel
	}

	// Since the dialog has been closed, return FALSE so that we exit the
	//  application, rather than start the application's message pump.
	return FALSE;
}