Plugin Development

<!---Plugin Development Basic to Advance ------->

1. Latest jQuery Calling:
function owl_carousel_latest_jquery(){
	wp_enqueue_script('jquery');
}
add_action('init','owl_carousel_latest_jquery');

2. Jquery Plugin (Css and Jquery calling)

2.1 //set-up plugin css and JS
	define('OWL_CAROUSEL_DEV(u can use any name )', WP_PLUGIN_URL . '/' . plugin_basename( dirname(__FILE__) ) . '/' );
2.2 js calling
	//Carousel Jquery calling
	wp_enqueue_script('owl-carousel-main-jquery(u can use any name )', OWL_CAROUSEL_DEV(this name from Define functions ).'js/owl.carousel.min.js', array('jquery'));

2.3 css Calling
	//carousel css calling
	wp_enqueue_style('owl-carousel-css(u can use any name )', OWL_CAROUSEL_DEV(this name from Define functions ).'css/owl.carousel.css');

2.4 Js Active Hook
	function function_name (){?>
	//active code goes here
	<script type="text/javascript">
		jQuery(document).ready(function() {
		  jQuery("#owl-demo").owlCarousel({
			autoPlay: 5000,
			items : 6,
			itemsDesktop : [1199,6],
			itemsDesktopSmall : [979,4]
		  });

		});
	</script>

	<?php

}
add_action('where we need to load the plugins', 'you function name here'); like: add_action('wp_head', 'owl_carousel_active_hook');

3. Add custom post type, query and category etc. step by step

4. creating plugins admin menu page option :

4.1: add_menu_page():
	function owl_carouse_options_setting(){
		add_menu_page( 'owl-carousel', 'owl-carousel-option', 'manage_options','owl_carousel','owl_carouse_options_setting','',30);//add_menu_page('page-title(add you page title)','menu-title(it will show in your wordpress menu)','capability(user role who can change the option)','fucnction name(which function belongs  to you menu page )','icon(you can set icon of the menu)','position(after which menu below or above it will show)',);
	}
add_action('admin_menu','owl_carouse_options_setting');