iOS CocoaPods 清理并重新安装依赖 碰到了 CocoaPods 挂掉，怎么 install 也不成功的情况，不要惊慌，可以按下面的步骤彻底重置项目的 CocoaPods rm -rf ~/Library/Caches/CocoaPods; rm -rf Pods; rm -rf ~/Library/Developer/Xcode/DerivedData/*; pod deintegrate; pod setup; pod install;