code: private static String removeWhite(String in) {
      StringBuilder out = new StringBuilder();
      for (int i = 0, len = in.length(); i < len; i++) {
        char ch = in.charAt(i);
        if (ch != ' ') {
          out.append(ch);
        }
      }
      return out.toString();
    }
docs: /*
  "'T WAS"
  { return("'TWAS"); }
  "'T was"
  { return("'Twas"); }
  "'t was"
  { return("'twas"); }
  "'T IS"
  { return("'TIS"); }
  "'T is"
  { return("'Tis"); }
  "'t is"
  { return("'tis"); }