[!] Automatically assigning platform ios with version 7.0 on target SPDBankCompany because no platform was specified. Please specify a platform for this target in your Podfile. See `https://guides.cocoapods.org/syntax/podfile.html#platform
有人vim podfile 的时候 platform 前面加了# ,
e.g
# platform :ios, '7.0'
去掉#就行了
Could not resolve host: github.com
类似这种,
sudo vi /etc/hosts
命令行修改 DNS 解析部分即可