baikaresandip

MySQL

Getting started:

• http://www.sqlteaching.com/
• https://www.codecademy.com/courses/learn-sql

Related tutorials:

• MySQL-CLI
• Analyzing Business Metrics

baikaresandip

<?php
/**
 * list the taxonomy of custom post type with tree structure
 * @param  string  $taxonomy  name of taxonomy
 * @param  integer $parent    parent term_id of term
 * @return string             generate the list of taxonomy
 */
    function custom_taxonomy_walker( $taxonomy, $parent = 0 ){
        $terms = get_terms($taxonomy, array('parent' => $parent, 'hide_empty' => false, 'orderby'    => 'name'));
        //If there are terms, start displaying