How to Change the WordPress Login Page...
This snippet allows you to easily change the URL of the logo on your WordPress login ...

WPCodeBox
39
Easily replace the default WordPress dashboard news feed with any custom RSS feed using this simple and effective snippet.
<?php
add_action('wp_dashboard_setup', 'custom_dashboard_widgets');
function custom_dashboard_widgets() {
global $wp_meta_boxes;
// remove unnecessary widgets
// var_dump( $wp_meta_boxes['dashboard'] ); // use to get all the widget IDs
unset(
$wp_meta_boxes['dashboard']['normal']['core']['dashboard_plugins'],
$wp_meta_boxes['dashboard']['side']['core']['dashboard_secondary'],
$wp_meta_boxes['dashboard']['side']['core']['dashboard_primary']
);
// add a custom dashboard widget
wp_add_dashboard_widget(
'dashboard_custom_feed',
'News from 10up',
'dashboard_custom_feed_output'
); //add new RSS feed output
}
function dashboard_custom_feed_output() {
echo '<div class="rss-widget">';
wp_widget_rss_output(array(
'url' => 'http://www.get10up.com/feed',
'title' => 'What's up at 10up',
'items' => 2,
'show_summary' => 1,
'show_author' => 0,
'show_date' => 1,
));
echo "</div>";
}