gistfile1.txt

m.instagram_username
=> false
irb(main):019:0> m.instagram_username = "joel"
=> "joel"
irb(main):020:0> m.save
=> true
irb(main):021:0> m.instagram_username
=> false
irb(main):022:0> m
=> #<Merchant id: 1, domain: "echome-3.myshopify.com", created_at: "2014-09-01 23:35:28", updated_at: "2014-09-12 18:11:58", coupon_code: "great_offer!", instagram_username: false, facebook_share_link: "brewerdigital.com", enable_facebook: true, enable_instagram: false, instagram_full_name: "Hello", instagram_profile_picture: nil, instagram_id: "1354399585", facebook_share_text: "Brewer digital provides excellent services for a g...", widget_message: "Save 10% on your current order!">
irb(main):023:0>