Google I/O 大会上关于Android的新功能

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ConstraintLayout约束布局Android中新增的约束布局,类似于iOS中的布局一样,可以通过在控 […]

Xcode常用快捷键

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1. 文件操作相关的快捷键 command + n 新建文件(new file) command + shif […]