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nil is false in ruby #119

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Jan 24, 2016
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nil is false in ruby #119

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4 changes: 3 additions & 1 deletion server.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,9 @@
require 'webrick'
require 'json'

port = ENV['PORT'].nil? ? 3000 : ENV['PORT'].to_i
# default port to 3000 or overwrite with PORT variable by running
# $ PORT=3001 ruby server.rb
port = ENV['PORT'] ? ENV['PORT'].to_i : 3000

puts "Server started: http://localhost:#{port}/"

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