Fixes overview#1, so this runs in Ubuntu.

micahflee · Dec 12, 2013 · 9b772c1 · 9b772c1
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diff --git a/README.md b/README.md
@@ -22,6 +22,13 @@ JPGs will allways be OCRd.
 
     Without Tesseract installed, you'll still be able to extract text from documents, but you won't be able to automatically OCR them.
 
+  - Ruby 1.9.x
+
+    Ubuntu comes with ruby 1.8. You can install ruby 1.9.1 like this:
+
+    ```sudo apt-get install ruby1.9.1```
+    ```sudo update-alternatives --set ruby /usr/bin/ruby1.9.1```
+
 **Typical usage** 
 
     ruby docs2csv.rb -r -o directory-to-scan output.csv

diff --git a/docs2csv.rb b/docs2csv.rb
@@ -8,7 +8,7 @@
 # Requires tesseract and poppler for OCR functionality
 
 require 'rubygems'
-require 'Digest'
+require 'digest'
 require 'tmpdir'
 require 'ostruct'
 require 'optparse'