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class Image | |
attr_accessor :original_image, :image | |
def initialize(image) | |
@original_image = image | |
end | |
def image | |
@image ||= @original_image.dup | |
end |
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class Fixnum | |
def digits | |
to_s.split('').map(&:to_i) | |
end | |
def luhn? | |
luhn_checksum % 10 == 0 | |
end | |
def luhn_checksum |
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class LinkedListNode | |
attr_accessor :value, :next_node | |
def initialize(value, next_node=nil) | |
@value = value | |
@next_node = next_node | |
end | |
end | |
def print_values(list_node) | |
if list_node |
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class Image | |
def initialize(image) | |
@image = image | |
end | |
#Iterate through @image input and identify which indices have a "1". | |
def identify | |
one_index = [] |
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diff --git a/Gemfile b/Gemfile | |
index dd478e9..0454ddf 100644 | |
--- a/Gemfile | |
+++ b/Gemfile | |
@@ -49,6 +49,7 @@ gem "geocoder" | |
gem "figaro", ">= 1.0.0" | |
gem 'carrierwave' | |
+gem 'rmagick' | |
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require 'pp' | |
class Card < Struct.new(:suit, :rank, :color) | |
end | |
class Deck | |
attr_accessor :cards | |
def initialize | |
end |
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# config/initializers/carrierwave.rb | |
CarrierWave.configure do |config| | |
if Rails.env.production? | |
config.root = Rails.root.join('tmp') | |
config.cache_dir = 'carrierwave' | |
config.storage = :fog | |
config.fog_credentials = { | |
:provider => 'AWS', | |
:aws_access_key_id => ENV['S3_KEY_ID'], |
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require 'pp' | |
class Image | |
attr_accessor :array | |
def initialize(array) | |
@array = array | |
end | |
def output_image |
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require_relative 'video_game' | |
require 'pp' | |
wow = VideoGame.new(types: ['rpg'], genre: :mmo, name: 'World of warcraft') | |
pp wow.types # => ['rpg'] | |
wow.types = [] | |
pp wow.types # => ['rpg'] | |
puts 'game2' |
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require 'minitest/autorun' | |
require 'pp' | |
module Luhn | |
def self.is_valid?(number) | |
each_digit(number).reverse.map.with_index do |e, i| | |
r = e.to_i | |
r *= 2 if i.odd? | |
r -= 9 if r >= 10 | |
r |
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