cocoaPods总结

• sudo gem install cocoapods

ERROR: While executing gem ... (Gem::FilePermissionError)
You don't have write permissions for the /usr/bin directory.
sudo gem install cocoapods -n /usr/local/bin

• 查看数据源

gem sources -l

• 移除数据源

gem sources --remove

• 添加数据源

gem sources --add
https://gems.ruby-china.com

• You can find out where a gem is installed with gem which cocoapods.

gem which cocoapods

• 查看当前Ruby版本

ruby -v

• 查看当前RubyGems版本

gem -v

• 更新当前RubyGems版本

gem update --system

• 查看当前CocoaPods版本

pod --version

特别鸣谢
CocoaPods安装
https://www.jianshu.com/p/ab6411a05bc2
CocoaPods使用
https://www.jianshu.com/p/44e73dca395d
[iOS] 基于CocoaPods 实现对XcodeProject的管理
https://www.jianshu.com/p/0bf291de94f7