Ruby 使用 DRb 启动远程对象服务

Question

1. require "drb"
2. require "drb_observer"
4. class Ticker
5.   include DRbObservable
7.   def initialize()
8.     Thread.new { run }
9.   end
11.   def run
12.     loop do
13.       price = 10
14.       print "Current price: #{price}\n"
15.       notify_observers(Time.now, price)
16.       sleep 1
17.     end
18.   end
19. end
21. ticker = Ticker.new()
23. DRb.start_service('druby://localhost:9001', ticker)
24. puts 'Press [return] to exit.'
25. gets

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Answer 1

没文字说明，这种习惯不好。