Needed this for a recent project as a client wanted to display the wordpress calendar as a dropdown item within the menu. Add this snippet to the functions.php of your wordpress theme will add a new menu item to your wp_nav_menu that has a submenu calendar.read more
this months featured snippets
With this little snippet you can add custom image sizes to media insert dialog box.
image_size_names_choose allows modification of the image size lists so that you can place a custom option within the media library.