marcocarvalho

    fn = "filename"
    compressed_file_name = "#{fn}.gz"

    Zlib::GzipWriter.open(compressed_file_name) do |gz|
      gz.mtime     = File.mtime(fn)
      gz.orig_name = fn
      gz.write       IO.binread(fn)
    end

marcocarvalho

# Ao invés de fazer:
# dentro de uma iteração

h = {}
h[:somekey] = {} if h[:somekey].nil?
h[:somekey][:otherkey] = [] if h[:somekey][:otherkey].nil?

h[:somekey][:otherkey] << item_da_teracao

# Teremos um hash: { somekey: { :otherkey => [1, 2, 3, 4] } }

marcocarvalho

#
# ~/app/helpers/combo_helper.rb
#
# Association => { { id: 1, association: "Coolest" } , { id: 2, association: "Hardest" } }
# 
# Model Class << ActiveRecord::Base
#    has_many :associations
# end
#
# Use: