title: How to append a backslash in a string in java
body: <p>I want to add a '\' character to every string in a list of strings... I m doing something like this but it adds 2 backslashes instead.</p>
  
  <p><code>feedbackMsgs.add(behaviorName+"\\"+fbCode);</code></p>
  
  <p>result is like: <code>"abc\\def"</code></p>
  
  <p>how to make sure a single backslash is added??</p>