How to get Custom post type by related category ID

After two days with this problem have resolved the problem, I fix it adding tax_query parameter with my taxonomy name and slug of the category requested: $args = array( ‘post_type’ => array ( ‘servicios’ => ‘servicios’, ), ‘tax_query’ => array( array( ‘taxonomy’ => ‘category’, ‘field’ => ‘slug’, ‘terms’ => ‘dgit’ ) ) );

How much worse is querying custom fields compared to custom taxonomies, quantitatively

The trouble with meta queries is they require an additional join per filter. Say you have a property site, and you’re searching by location, rooms and price. That’s three joins. If you were using taxonomies, just two (terms and term_taxonomy) – no matter how many filters. The other reason taxonomies tend to beat meta queries … Read more

How do I find the first item in the post array?

You can get first item using this code <?php global $post; $the_post_ID = $post->ID; $n = get_posts(); $i=1; ?> <?php foreach ( $n as $post ) : ?> <nav id=”postNav”> <ul> <li<?php if ($i){ echo ‘ class=”current”‘; $i=0; }?>> <a href=”https://wordpress.stackexchange.com/questions/88596/<?php the_permalink(); ?>” title=”<?php printf( esc_attr__( ‘Permalink to %s’, ‘twentyten`enter code here`’ ), the_title_attribute( ‘echo=0’ … Read more