Select Code to Download

Select or download this

    # Convert the decimal to hexadecimal and pad the result with a lea
+ding
    # zero if needed.
    my $hex = sprintf("%x", $dec);
    $hex = length( $hex ) == 1 ? "0".$hex : $hex;

Select or download this
```
    my $hex = sprintf '%02x', $dec;
```

Select or download this

sub basicSNTPSetup {
  ...   
...
    ..
  };
};

Select or download this

sub basicSNTPSetup {
  ...   
...
sub keyDifference {
  ..
};

Select or download this

my $verify_port = sub {
  my $port = shift;
...
  }
  return TRUE;
};

Select or download this
```
sub verify_port {
  ...
};
```

Select or download this

  if ( $port >= MIN_UDP_PORT || $port <= MAX_UDP_PORT ) {

Select or download this

either:
  if ( ($port >= MIN_UDP_PORT) && ($port <= MAX_UDP_PORT) ) {
or:
  if ( $port >= MIN_UDP_PORT and $port <= MAX_UDP_PORT ) {