Wordpess cheat sheet

wp_cheat_sheet.php

<?php

/**
 * Plugins
 * /

### Create a hidden plugin page
# Add a sub menu page
function jobman_admin_setup() {
  add_submenu_page( 'jobman-conf', __( 'Project Manager', 'jobman' ), __( 'Tickets', 'jobman' ), 'publish_posts', 'pm_project_tickets', 'pm_project_tickets' );
}
add_action( 'admin_menu', 'jobman_admin_setup' );

# Hide it from menu so that it is still accessible
add_action( 'admin_head', 'adjust_the_wp_menu', 999 );
function adjust_the_wp_menu() {
  remove_submenu_page('jobman-conf', 'pm_project_tickets');
}