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require 'rspec'

RSpec.configure do |config|
  config.color = true
end
#classes experiment!!!
module Flight
   def fly
    print("I'm #{self.class}, Sure I can fly")
  end

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require 'active_support/all'

@candidates = [
  {
    id: 5,
    years_of_experience: 4,
    github_points: 293,
    languages: ['C', 'Ruby', 'Python', 'Clojure'],
    date_applied: 5.days.ago.to_date,
    age: 26

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require 'pry'

class Exchange

  def initialize x_client

    bottles_earned = {by_empty: 0, by_tips: 0}

    bottles_earned[:by_empty] += x_client.bottles_empty/2
    x_client.bottles_empty = x_client.bottles_empty%2 

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  # Determine whether a string contains a SIN (Social Insurance Number).
# A SIN is 9 digits and we are assuming that they must have dashes in them
def has_sin?(string)
  !( /\b(\d){3}-(\d){3}-(\d){3}\b/ =~ string ).nil?
end
 
puts "has_sin? returns true if it has what looks like a SIN"
puts has_sin?("please don't share this: 234-604-142") == true
 
puts "has_sin? returns false if it doesn't have a SIN"

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def benchmark
  # Your benchmarking code goes here.
  
  start_time = Time.now
  yield 
  end_time = Time.now
  running_time = end_time - start_time

end
 

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  require 'pry'
  # require 'pry-nav'

  def to_roman(num)
     @roman_num = ""
     @num = num
     roman_M(@num)
     roman_D(@num)
     roman_C(@num)
     roman_L(@num)

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# require 'pry'
@states = {
  OR: 'Oregon',
  FL: 'Florida',
  CA: 'California',
  NY: 'New York',
  MI: 'Michigan'
}
@states[:TX] = "Texas" 
@states[:OK] = "OKlahoma"

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require 'pry'

def count_letters (string="")
    counts = Hash.new(0)

    string.split("").each do |element|
      # binding.pry
      counts[element] += 1 if element != " "
    end

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require 'pry'

list = {'yvr' => 'Vancouver', 'yba' => 'Banff', 'yyz' => 'Toronto', 'yxx' => 'Abbotsford', 'ybw' => 'Calgary'}
binding.pry 
# Why is it returning nil instead of first element of the list above

p list.first

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def get_dimension_price
   
  while true
  puts "Input banner width in m:"
  width = gets.chomp.to_f
  break if (width != 0.0 && width < 150) # avoid string input and unreasonable values=a banner bigger than 150m
  end

  puts "Input banner height in m:"
  height = gets.chomp.to_f