gistfile1.php

<?php

/**
 * Don't show Events category on homepage
 * Category 5 = Events category, so we use cat=-5
 * 
 * @link http://www.billerickson.net/thesis-wordpress-remove-category-homepage/
 * @author Bill Erickson
 * @param object $query
 */
function be_exclude_events_from_home( $query ) {
	if( $query->is_main_query() && !is_admin() && $query->is_home() )
		$query->set( 'cat', '-5' );
}
add_action( 'pre_get_posts', 'be_exclude_events_from_home' );