04 2016 档案

xcode 2016年4月27日 星期三
摘要：Connect the UI to Code 主题 The weak keyword means that it’s possible for that property to have no value (be nil) at some point in its life. - @IBOutlet 阅读全文
posted @ 2016-04-30 10:35 yshgxm 阅读(102) 评论(0) 推荐(0)
Xcode 160426
摘要：Build a Basic UI The AppDelegate class contains a single property: window. With this property the app delegate keeps track of the window in which all 阅读全文
posted @ 2016-04-26 17:24 yshgxm 阅读(114) 评论(0) 推荐(0)