remove_wp_admin_page_widgets.php

// Create the function to use in the action hook

function example_remove_dashboard_widgets() {
	// Globalize the metaboxes array, this holds all the widgets for wp-admin

	global $wp_meta_boxes;

	// Remove the quickpress widget

	unset($wp_meta_boxes['dashboard']['side']['core']['dashboard_quick_press']);

	// Remove the incoming links widget

	unset($wp_meta_boxes['dashboard']['normal']['core']['dashboard_incoming_links']);	
} 

// Hoook into the 'wp_dashboard_setup' action to register our function

add_action('wp_dashboard_setup', 'example_remove_dashboard_widgets' );