Windows環境でgemがSSLエラー 2016 - QiitaC:\>gem install capybara ERROR: Could not find a valid gem 'capybara' (>= 0), here is why: Unable to download data from https://rubygems.org/ - SSL_connect retur ned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed ( https://api.rubygems.org/specs.4.8.gz)
