$ 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
Building a Better Blog - On May 24, 2014, I arrived in New York City to begin a summer internship at IDEO. It was my first time in the city, and a completely new experience for me—...