steppohub

// remove help thingo

add_filter( 'contextual_help', 'wpse50723_remove_help', 999, 3 );
function wpse50723_remove_help($old_help, $screen_id, $screen){
    $screen->remove_help_tabs();
    return $old_help;
}

// remove other admin stuff

steppohub

function remove_menus(){

  remove_menu_page( 'index.php' );                  //Dashboard
  remove_menu_page( 'edit.php' );                   //Posts
  remove_menu_page( 'upload.php' );                 //Media
  remove_menu_page( 'edit.php?post_type=page' );    //Pages
  remove_menu_page( 'edit-comments.php' );          //Comments
  remove_menu_page( 'themes.php' );                 //Appearance
  remove_menu_page( 'plugins.php' );                //Plugins
  remove_menu_page( 'users.php' );                  //Users

steppohub

// change default auto embed size
add_filter('embed_defaults','aa99_embed_defaults');
function aa99_embed_defaults($defaults) {
   $defaults['width']=416;
   return $defaults;
}

steppohub

// disable default dashboard widgets
function disable_default_dashboard_widgets() {

	remove_meta_box('dashboard_right_now', 'dashboard', 'core');
	remove_meta_box('dashboard_recent_comments', 'dashboard', 'core');
	remove_meta_box('dashboard_incoming_links', 'dashboard', 'core');
	remove_meta_box('dashboard_plugins', 'dashboard', 'core');
	remove_meta_box('dashboard_activity', 'dashboard', 'normal');
	remove_meta_box('dashboard_quick_press', 'dashboard', 'core');
	remove_meta_box('dashboard_recent_drafts', 'dashboard', 'core');

steppohub

// hide specific pages from the All pages list, choose ids manually!

add_action( 'pre_get_posts' ,'exclude_this_page' );
function exclude_this_page( $query ) {
	if( !is_admin() )
		return $query;

	global $pagenow;

	if( 'edit.php' == $pagenow && ( get_query_var('post_type') && 'page' == get_query_var('post_type') ) )

steppohub

add_action('admin_init', 'wpse_136058_debug_admin_menu');
function wpse_136058_debug_admin_menu() {
    echo '<pre>'.print_r($GLOBALS['menu'], true).'</pre>';
} // function wpse_136058_debug_admin_menu

steppohub

<?php
 
/**
 * Hide editor on specific pages.
 *
 */
 
function hide_editor() {
	global $pagenow;
	if( !( 'post.php' == $pagenow ) ) return;

steppohub

 function revcon_change_post_label() {
    global $menu;
    global $submenu;
    $menu[5][0] = 'Books';
    $submenu['edit.php'][5][0] = 'Books';
    $submenu['edit.php'][10][0] = 'Add Books';
    $submenu['edit.php'][16][0] = 'Books Tags';
    echo '';
}
function revcon_change_post_object() {

steppohub

function my_custom_post_product() {
  $labels = array(
    'name'               => _x( 'Products', 'post type general name' ),
    'singular_name'      => _x( 'Product', 'post type singular name' ),
    'add_new'            => _x( 'Add New', 'book' ),
    'add_new_item'       => __( 'Add New Product' ),
    'edit_item'          => __( 'Edit Product' ),
    'new_item'           => __( 'New Product' ),
    'all_items'          => __( 'All Products' ),
    'view_item'          => __( 'View Product' ),

steppohub

function my_taxonomies_news() {
  $labels = array(
    'name'              => _x( 'News Categories', 'taxonomy general name' ),
    'singular_name'     => _x( 'News Category', 'taxonomy singular name' ),
    'search_items'      => __( 'Search News Categories' ),
    'all_items'         => __( 'All News Categories' ),
    'parent_item'       => __( 'Parent News Category' ),
    'parent_item_colon' => __( 'Parent News Category:' ),
    'edit_item'         => __( 'Edit News Category' ), 
    'update_item'       => __( 'Update News Category' ),