title: Talend - compare 2 files and keep entries that are not common to both
body: <p>I follow this <a href="https://stackoverflow.com/questions/22227687/compare-2-files-and-keep-entries-that-are-not-common-to-both">solution to compare two files in Talend Open Studio</a>.</p>
  
  <p>It's seem to work but in my output file, I only have commas for each line. But the number of lines is correct.</p>
  
  <p>I don't understand why.</p>