Get rid of WordPress category, tag and author archives?

building on chrisguitarguy’s answer here is a quick snippet you can drop in your theme’s functions.php file to do job

add_action('template_redirect', 'wpse69948_archive_disabler');
function wpse69948_archive_disabler()
{
    if(is_tag() || is_category() || is_date() || is_author())
    {
        global $wp_query;
        $wp_query->set_404();
    }
}