code: public static boolean writeTextFile(String _fileName, String _fileContent, boolean _append) {
          return writeTextFile(_fileName, _fileContent, Charset.defaultCharset(), _append);
      }
docs: Write String to file with the java default charset (usually UTF-8).
  Optionally appends the data to the file.
  
  @param _fileName the file to write
  @param _fileContent the content to write
  @param _append append content to file, if false file will be overwritten if existing
  
  @return true on successful write, false otherwise