fix_scientific_notation_feeds.rb

# To get a list of affected accounts
affected = []
bad_entry_count = 0
redis = Redis.current

Account.find_each do |account|
  key = FeedManager.instance.key(:home, account)
  values = redis.zrange(key, 0, -1)
  bad = values.select { |val| val.include?('e') }
  unless bad.empty?
    affected << account.id
    bad_entry_count += bad.count
    bad.each { |val| redis.zrem(key, val) }
  end
end

puts "#{bad_entry_count} entries in #{affected.count} feeds were affected"






  
# Run this if you want. It will restore the affected statuses if they're in the
# first MAX_ITEM/4 statuses, but at the cost of somewhat significant database
# load.
affected.each do |account_id|
  FeedManager.instance.populate_feed(Account.find(account_id))
end