I’m not sure what your intension is in doing this, but there are a couple of very important things to consider here Revisions, drafts, menus, custom post type and attachments are saved in the wp_posts table, not only post post type posts, so you will never have two posts having ID’s which difference is 1 … Read more
You can order your posts by several strings that are available in WP. The normal way is by alphabetizing or via a plugin. You have the option between order by name or date. But if you want to order your posts by custom tags eg. “most popular”, “relevance”,… Then you could custom code that in … Read more
<p>Sort by: <a href=”https://wordpress.stackexchange.com/questions/75316/<?php echo str_replace((“?’.$_SERVER[‘QUERY_STRING’]), ”, $_SERVER[‘REQUEST_URI’]).’/?sort=name’; ?>”>Property Name</a> | <a href=”https://wordpress.stackexchange.com/questions/75316/<?php echo str_replace((“?’.$_SERVER[‘QUERY_STRING’]), ”, $_SERVER[‘REQUEST_URI’]).’/?sort=type’; ?>”>Property Type</a> <?php if($_GET[‘sort’] == ‘name’) $wp_query = new WP_Query(array( ‘meta_query’ => array( ‘relation’ => ‘AND’, array( ‘key’ => ‘listing_status’, ‘value’ => array(‘Active’, ‘In Contract’), ), array( ‘key’ => ‘listing_type’, ‘value’ => ‘For Sale’ ) ), ‘paged’ => … Read more
Use ksort($projectsByYear) Of course every time you add something to the array it will need to be resorted.
The problem with grasping implementation for such deeply nested tree is that it is best solved recursively – your code should output post, then output children and endlessly repeat the process for each child until it runs out. However before you spend time on custom implementation you could try to look into existing functions WP … Read more
Is that generic [enough] admin screen? Usually you should be able to set amount of posts per page via “Screen options” (upper right corner of admin on the page).
Grouping posts starting with same letter
The very simplest way to do it is to add a filter (in your theme’s “functions.php”) to sort by the content: function wpse181797_posts_orderby( $orderby, $query ) { if ( ! is_admin() && $query->get( ‘post_type’ ) == ‘post’ /* && some other conditions probably… */ ) { global $wpdb; $pc=”LTRIM(” . $wpdb->posts . ‘.post_content)’; $orderby = … Read more
All what you want to do you can get just with ordinary custom fields. I can imagine custom fields like colour, age, brand etc. and theirs filtering according to user’s selection in frontend. Please read about custom fields here https://codex.wordpress.org/Custom_Fields There are some awesome plugins for creating custom fields too. One of my favourite is … Read more
Static front page and orderby