<a href="https://www.youtube.com/embed/TnIdGbL3TOE?wmode=opaque&autoplay=1&showinfo=0&autohide=1">Embedded video for Swift 102: Extensibility in Swift and What You Can Do With It</a> Swift 102: Extensibility in Swift and What You Can Do With It Douglas Soltesz @ OpenStack Summit Vancouver 2015 OpenStackCloud 心得分享 分享你的心得與摘要，幫助其他人學習!
