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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_o92ldlrti5b73785rdnmml8mhi, 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 />
static long[] concatLongArrays(L<long[]> arrays) {
  int l = 0;
  for (long[] a : unnull(arrays)) l += l(a);
  long[] x = new long[l];
  int i = 0;
  for (long[] a : unnull(arrays)) if (a != null) {
    System.arraycopy(a, 0, x, i, l(a));
    i += l(a);
  }
  ret x;
}

static long[] concatLongArrays(long[]... arrays) {
  ret concatLongArrays(asList(arrays));
}