C / C++ / MFC

CHAR Buffer[1024];
WSABUF wsaBuffer;
DWORD dwBytesRecved = 0;
wsaBuffer.buf = (char *)Buffer;
wsaBuffer.len = sizeof(Buffer);
OVERLAPPED overLap;
::RtlSecureZeroMemory(&overLap, sizeof(overLap));
DWORD dwFlags = 0;
::WSARecv(sock, &wsaBuffer, 1, &dwBytesRecved, &dwFlags, &overLap, NULL);
wsaBuffer.buf[dwBytesRecved] = '\0';
cout << wsaBuffer.buf << ", Bytes: " << dwBytesRecved << endl;

CHAR Buffer[1024];
int recved = ::recv(sock, Buffer, size, 0);
Buffer[recved] = '\0';
cout <<  Buffer  << ", Bytes: " << recved << endl;

int recved = ::recv(sock, Buffer + already_received_number_of_bytes, size, 0);

case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
memDC = CreateCompatibleDC(hdc);
SelectObject(memDC,hbmp);
GetObject(bmp, sizeof(bm), &bm);
GetClientRect(hWnd,&rcc);
			
BitBlt(hdc, 
0,0, rcc.right,rcc.bottom,
memDC, 
0,0,SRCCOPY);

void main()
{
int tr = 0;
int rows = 256;
int ms = 3;
tr += (rows & (1 << (ms - 1))) << (ms - 1);
tr = rows & (~(1 << ms)); 
}