start at random position in file

2013-07-17 12:50:44 +02:00
parent 8e7fd64701
commit 4b523f34a4
1 changed files with 2 additions and 0 deletions
--- a/smartmeter.rb
+++ b/smartmeter.rb
@@ -22,6 +22,8 @@ def open_device
  rescue 
    p "Serialport Error - reverting to 'example_blurp.txt'"
    io_device = File.open("example_blurp.txt")
+    # start at random place in the file
+    io_device.seek(rand(1500), IO::SEEK_SET)
  end 
  return io_device
 end