iOS - Tools Using's Problem

1.CocoaPods安装使用

Background:

系统版本升级(->MacOS Mojave10.14)&Xcode(10.1)版本升级

Phenomenon:

CocoaPods无法使用：

Method:

切换源 | 重新安装cocoapod | 安装Xcode Command Line Tools

Refer To：

https://blog.csdn.net/zhufuing/article/details/53068185

https://my.oschina.net/iceTear/blog/2979962

https://blog.csdn.net/zhufuing/article/details/53068185

--https://developer.apple.com/download/more/