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Dec 13th, 2018
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Ruby 0.58 KB | None | 0 0
  1. require 'rack'
  2. require 'rack/server'
  3.  
  4. class HelloRackApp
  5.   def self.call(env)
  6.  
  7.     # langs = ["ruby", "php", "python", "ruby", "python"]
  8.     # str = langs.inject(Hash.new(0)) { |freqs, lang| freqs.update(lang => 1) { |key, o, n| o + n } }.inspect
  9.     max_val, max_index = 0
  10.     salary = [50_000, 53_000, 100_000, 73_000, 100_000]
  11.     salary.each_with_index do |val, index|
  12.       if val >= max_val
  13.         max_val = val
  14.         max_index = index
  15.       end
  16.     end
  17.     [200, { 'Content-Type' => 'text/html' }, [max_index]]
  18.   end
  19. end
  20.  
  21. Rack::Server.start({ app: HelloRackApp })
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