Visual C++ test

# SetDIBitsToDevice

https://github.com/ysoftman/test_code/blob/master/ImageProcessing/ImageProcessing.cpp#L391

# 자신의 ip 주소 얻어오기

https://github.com/ysoftman/test_code/blob/master/cpp/ip_address_test.cpp

# 윈도우의 콘솔 화면에 컬러 텍스트 출력

https://github.com/ysoftman/test_code/blob/master/cpp/windows_console_color_text_test.cpp

# 윈도우 전역 메세지 후킹하기

https://github.com/ysoftman/test_code/blob/master/MsgHook/MsgHook.cpp

# MultiByte to WideChar

https://github.com/ysoftman/test_code/blob/master/cpp/convert_ansi_utf8_test.cpp

# Visual C++ SMTP 로 E-mail 보내기

https://github.com/ysoftman/test_code/blob/master/sendmail/sendmail.cpp