encode into utf-8 code example

Example 1: how to convert utf-16 file to utf-8 in python

with open(ff_name, 'rb') as source_file:
  with open(target_file_name, 'w+b') as dest_file:
    contents = source_file.read()
    dest_file.write(contents.decode('utf-16').encode('utf-8'))

Example 2: encode file to utf-8 in java

String charset = "ISO-8859-1"; // or what corresponds
  BufferedReader in = new BufferedReader( 
      new InputStreamReader (new FileInputStream(file), charset));
  String line;
  while( (line = in.readLine()) != null) { 
    ....
  }