我有
ruby版本：
ruby 2.1.2p95(2014-05-08修订版45877)[x86_64-darwin13.0]
当我尝试安装cocoapods时,我得到：
当我尝试安装cocoapods时,我得到：
$sudo gem install cocoapods -V
ERROR: Could not find a valid gem 'cocoapods' (>= 0),here is why:
Unable to download data from https://rubygems.org/ - no such name (https://api.rubygems.org/latest_specs.4.8.gz)
GET https://api.rubygems.org/prerelease_specs.4.8.gz
302 Moved Temporarily
GET https://s3.amazonaws.com/production.s3.rubygems.org/prerelease_specs.4.8.gz
200 OK
GET https://api.rubygems.org/specs.4.8.gz
302 Moved Temporarily
GET https://s3.amazonaws.com/production.s3.rubygems.org/specs.4.8.gz
200 OK
ERROR: Possible alternatives: cocoapods
有人帮我解决这个问题吗？