Array
(
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        (
            [parent_category_id] => 1802
            [parent_category] => Array
                (
                    [id] => 1802
                    [slug] => computer-technology
                    [name] => Computer and Technology
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => C
                            [slug] => c
                            [id] => 1827
                        )

                    [1] => Array
                        (
                            [name] => Computer Engineering
                            [slug] => computer-engineering
                            [id] => 1812
                        )

                    [2] => Array
                        (
                            [name] => Computer Programming
                            [slug] => computer-programming
                            [id] => 1813
                        )

                    [3] => Array
                        (
                            [name] => CSS
                            [slug] => css
                            [id] => 1816
                        )

                    [4] => Array
                        (
                            [name] => HTML
                            [slug] => html
                            [id] => 1817
                        )

                    [5] => Array
                        (
                            [name] => Java
                            [slug] => java
                            [id] => 1818
                        )

                    [6] => Array
                        (
                            [name] => JavaScript
                            [slug] => javascript
                            [id] => 1819
                        )

                    [7] => Array
                        (
                            [name] => JQuery
                            [slug] => jquery
                            [id] => 1832
                        )

                    [8] => Array
                        (
                            [name] => Microsoft Access
                            [slug] => microsoft-access
                            [id] => 1807
                        )

                    [9] => Array
                        (
                            [name] => Microsoft Excel
                            [slug] => microsoft-excel
                            [id] => 1805
                        )

                    [10] => Array
                        (
                            [name] => Microsoft PowerPoint
                            [slug] => microsoft-powerpoint
                            [id] => 1806
                        )

                    [11] => Array
                        (
                            [name] => Perl
                            [slug] => perl
                            [id] => 1824
                        )

                    [12] => Array
                        (
                            [name] => PHP
                            [slug] => php
                            [id] => 1823
                        )

                    [13] => Array
                        (
                            [name] => Ruby
                            [slug] => ruby
                            [id] => 1831
                        )

                    [14] => Array
                        (
                            [name] => SQL
                            [slug] => sql
                            [id] => 1822
                        )

                    [15] => Array
                        (
                            [name] => UNIX
                            [slug] => unix
                            [id] => 1836
                        )

                )

        )

    [1880] => Array
        (
            [parent_category_id] => 1880
            [parent_category] => Array
                (
                    [id] => 1880
                    [slug] => engineering
                    [name] => Engineering
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => Electrical Engineering
                            [slug] => electrical-engineering
                            [id] => 1882
                        )

                )

        )

    [1723] => Array
        (
            [parent_category_id] => 1723
            [parent_category] => Array
                (
                    [id] => 1723
                    [slug] => math
                    [name] => Math
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => Algebra 1
                            [slug] => algebra-1
                            [id] => 1725
                        )

                    [1] => Array
                        (
                            [name] => Algebra 2
                            [slug] => algebra-2
                            [id] => 1726
                        )

                    [2] => Array
                        (
                            [name] => Calculus
                            [slug] => calculus
                            [id] => 1730
                        )

                    [3] => Array
                        (
                            [name] => Differential Equations
                            [slug] => differential-equations
                            [id] => 1731
                        )

                    [4] => Array
                        (
                            [name] => Linear Algebra
                            [slug] => linear-algebra
                            [id] => 1733
                        )

                    [5] => Array
                        (
                            [name] => Precalculus
                            [slug] => precalculus
                            [id] => 1728
                        )

                    [6] => Array
                        (
                            [name] => Probability
                            [slug] => probability
                            [id] => 1735
                        )

                    [7] => Array
                        (
                            [name] => Statistics
                            [slug] => statistics
                            [id] => 1736
                        )

                    [8] => Array
                        (
                            [name] => Trigonometry
                            [slug] => trigonometry
                            [id] => 1729
                        )

                )

        )

)