Merge pull request #5 from powermik/master

error getting csv

README.textile

@@ -58,7 +58,7 @@ Start Terminal
 <code>bash < <(curl -s https://raw.github.com/wayneeseguin/rvm/master/binscripts/rvm-installer )</code>
 <code>echo '[[ -s "$HOME/.rvm/scripts/rvm" ]] && . "$HOME/.rvm/scripts/rvm" # Load RVM function' >> ~/.bash_profile</code>
  
-<code>source .bash_profile</code>
+<code>source ~/.bash_profile</code>
 
 <code>sudo aptitude install mysql-server libmysqlclient-dev libmysql-ruby</code>
       Note: Enter and confirm a new MySQL password

app/controllers/feed_controller.rb

@@ -248,7 +248,8 @@ class FeedController < ApplicationController
 			end_time = get_floored_time(feeds.last.created_at, seconds)
 
 			# create empty array with appropriate size
-			timeslices = Array.new(((end_time - start_time) / seconds).floor)
+			timeslices = Array.new((((end_time - start_time) / seconds).abs).floor)
+
 
 			# create a blank clone of the first feed so that we only get the necessary attributes
 			empty_feed = create_empty_clone(feeds.first)