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Command line Currency converter

/ Published in: Ruby
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Command line currency convertor, just copy and paste. I named mine 'coin'. Make sure you have Ruby, Rubygems and Hpricot (gem install hpricot).

e.g.
~$ coin 100 eur usd
158.3300

Uses the site xurrency.com.

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  1. #!/usr/bin/env ruby -w
  2.  
  3. unless ARGV.length == 3
  4.   puts "\tUsage :\n\t\t#{File.basename($0)} 100 eur usd"
  5.   exit
  6. end
  7.  
  8. require 'ubygems'
  9. require 'open-uri'
  10. require 'hpricot'
  11.  
  12. url = "http://xurrency.com/#{ARGV.join('/')}/feed"
  13. doc=Hpricot(open(url).read)
  14.  
  15. puts (doc/'dc:value').inner_html

URL: http://www.arnebrasseur.net

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