升级至Xcode 7.0.1后重新编译，代码出现报错问题。 1、 进入项目属性，点击Build Settings进行配置。 2、 在搜索框输入bitcode，即可在设置中看到Enable Bitcode选项，默认状态为开启。 3、 把Enable Bitcode选项设为No，即可顺利通过编译。

Xcode allows you to live preview your iOS views using Xcode Previews, so you can see how the app appears as you're actively developing it. Here's how to use them. Xcode is Apple's development ...

Apple told devs to validate their copy of Xcode using a simple procedure -- but unless you have Xcode version 7.0, your copy may not pass the test The Apple App Store has long enjoyed a sterling ...