$this->setBatchSize( 50 );
$this->addOption( 'dry-run', 'Print debug info instead of actually deleting' );
$this->addOption( 'hidden', 'Drop hidden preferences ($wgHiddenPrefs)' );
$this->setBatchSize( 50 );
$this->addOption( 'dry-run', 'Print debug info instead of actually deleting' );
$this->addOption( 'hidden', 'Drop hidden preferences ($wgHiddenPrefs)' );