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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_udvof7ufark0lerct2167eg12k, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
public static S join_gen(S glue, Iterable strings) {
  if (strings == null) ret "";
  new StringBuilder buf;
  Iterator<O> i = strings.iterator();
  if (i.hasNext()) {
    buf.append(str(i.next()));
    while (i.hasNext())
      buf.append(glue).append(str(i.next()));
  }
  ret buf.toString();
}