$ sudo gem sources -r http://gems.datamapper.org
Bulk updating Gem source index for: http://gems.rubyforge.org/
ERROR: While executing gem ... (Gem::RemoteSourceException)
HTTP Response 404 fetching http://gems.datamapper.org/yaml
$ sudo nano ~/.gemrc
Welcoming Bots to the Design Team - The Automated Assistant We’re always looking for smart ways to learn more in less time. This mentality has led our researchers to push the boundaries of th...