09. IT OKKYCON2018 TDD 오뉴 2018. 10. 19. 08:49 https://brunch.co.kr/@kiyoungleefige/7?fbclid=IwAR30gMgwdcvcXIUnlJ9yAKr328U6jYUX3LyY51uT_UKDHGMM4yBhKGcNQ4I