sudo gem install sqlite3-ruby
Building native extensions. This could take a while... ERROR: Error installing sqlite3-ruby: ERROR: Failed to build gem native extension.
/usr/bin/ruby extconf.rb install sqlite3-ruby can't find header files for ruby. Gem files will remain installed in /usr/lib/ruby/gems/1.8/gems/sqlite3-ruby-1.2.4 for inspection. Results logged to /usr/lib/ruby/gems/1.8/gems/sqlite3-ruby-1.2.4/ext/sqlite3_api/gem_make.out
yum install sqlite-devel
yum install ruby-devel
