# File lib/webby/core_ext/kernel.rb, line 9
  def cmd_available?( *args )
    io = [STDOUT.dup, STDERR.dup]
    STDOUT.reopen DEV_NULL
    STDERR.reopen DEV_NULL
    system(*(args.flatten))
  ensure
    STDOUT.reopen io.first
    STDERR.reopen io.last
    $stdout, $stderr = STDOUT, STDERR
  end

# File lib/webby/core_ext/kernel.rb, line 20
  def journal
    @journal ||= ::Webby::Journal.new
  end