1 files changed, 3 insertions, 4 deletions
diff --git a/lin-reg b/lin-reg
index 87dded5..eb9193e 100755
--- a/lin-reg
+++ b/lin-reg
@@ -1,7 +1,7 @@
 #!/usr/bin/env ruby
 
-require 'zipf'
-require 'optimist'
+require "zipf"
+require "optimist"
 
 def read_data fn, scale
   f = ReadFile.new fn
@@ -29,7 +29,7 @@ def main
     opt :output,        "output data",        :type => :string, :required => true
     opt :learning_rate, "learning rate",      :type => :float,  :default => 0.07
     opt :stop,          "stopping criterion", :type => :int,    :default => 100
-    opt :scale_features,"scale features",     :type => :bool,   :default => false, :short => '-t'
+    opt :scale_features,"scale features",     :type => :bool,   :default => false, :short => "-t"
     opt :show_loss,     "show loss per iter", :type => :bool,   :default => false
   end
   data = read_data conf[:input], conf[:scale_features]
@@ -67,4 +67,3 @@ def main
 end
 
 main
-