ryan5500 · January 19, 2012 02:39
diff --git a/main.rb b/main.rb
 #!/usr/bin/env ruby
 # conding: utf-8

 #
 # this script shows pid which contains 'ruby'
 #
 require 'pty'

 cmd = 'ps aux | grep ruby'
 PTY.spawn(cmd) do |reader, writer, pid|
  val = reader.readlines.collect {|line| line.chomp }
  puts val.first.split(' ')[1]
 end
	#!/usr/bin/env ruby
	# conding: utf-8

	#
	# this script shows pid which contains 'ruby'
	#
	require 'pty'

	cmd = 'ps aux \| grep ruby'
	PTY.spawn(cmd) do \|reader, writer, pid\|
	val = reader.readlines.collect {\|line\| line.chomp }
	puts val.first.split(' ')[1]
	end