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Direktori : /proc/thread-self/root/proc/thread-self/root/opt/alt/ruby21/lib64/ruby/2.1.0/io/console/
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Current File : //proc/thread-self/root/proc/thread-self/root/opt/alt/ruby21/lib64/ruby/2.1.0/io/console/size.rb

# fallback to console window size
def IO.default_console_size
  [
    ENV["LINES"].to_i.nonzero? || 25,
    ENV["COLUMNS"].to_i.nonzero? || 80,
  ]
end

begin
  require 'io/console'
rescue LoadError
  class IO
    alias console_size default_console_size
  end
else
  # returns console window size
  def IO.console_size
    console.winsize
  rescue NoMethodError
    default_console_size
  end
end

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