docs: public static String removeSubstring(String inString, String substring) {
  
      StringBuffer result = new StringBuffer();
      int oldLoc = 0, loc = 0;
      while ((loc = inString.indexOf(substring, oldLoc))!= -1) {
        result.append(inString.substring(oldLoc, loc));
        oldLoc = loc + substring.length();
      }
      result.append(inString.substring(oldLoc));
      return result.toString();
    }