You need a so called profiler to measure which part of your application does make use of CPU and Memory Resources. XDebug is such a profiler for example. Using it will show you exactly which part of your application uses how much of CPU and memory.
If you’re building something for public consumption (a plugin, a theme, etc) use admin-ajax.php like you should because that is the appropriate and accepted way to do things and gives your end users the power they need to change and modify things if they so choose. Beyond that, the best you MAY be able to … Read more
Rick James and I have created the (free, GPL) Index WP MySQL for Speed plugin. It addresses some of the performance problems with wp_postmeta by adding database indexes suitable for that table’s use cases. I use it myself on a Woo site with several thousand products. (It works on users, terms, options, and comments too.) … Read more
I’ve seen many more complaints about W3TC than WP Super Cache: WordPress › WP Super Cache « WordPress Plugins. W3TC loads the .htaccess file with many directives and tends to conflict with server side settings. With Super Cache, try PHP caching and follow the instructions to add an .htaccess file to the cache directory: http://wordpress.org/extend/plugins/wp-super-cache/installation/ … Read more
put this code at the end of functions.php add_action(‘customize_register’, ‘customizer’); function defer_parsing_of_js ( $url ) { if ( FALSE === strpos( $url, ‘.js’ ) ) return $url; if ( strpos( $url, ‘jquery.js’ ) ) return $url; return “$url’ defer “; } add_filter( ‘clean_url’, ‘defer_parsing_of_js’, 11, 1 );
You can do it like this, put it in your functions.php : This is the correct way of doing it “the WordPress way”. <?php // Check if function exisits if (!function_exists(‘rg_templateScriptSetup’)) { // if not, create one function rg_templateScriptSetup() { // Register styles in WordPress wp_register_style(‘prefix-basic-css’, get_template_directory_uri(). ‘/css/basic-style.css’); // Register styles in WordPress wp_register_style(‘first-css’, get_template_directory_uri(). … Read more
Siteground has WP-CLI installed and when you have WooCommerce installed it adds its own set of WP-CLI commands. See this: https://github.com/woocommerce/woocommerce/wiki/WC-CLI-Overview With this your solution would be cleaner as it would go though WC’s API. Maybe you can also check for ideas how WC does it. I remember in the add/edit product UI there was … Read more
You can use pre_get_posts filter to filter out what you need. There’s an example on how to do this in Codex: https://codex.wordpress.org/Plugin_API/Action_Reference/pre_get_posts#Exclude_Pages_from_Search_Results function search_filter($query) { if ( !is_admin() && $query->is_main_query() ) { if ($query->is_search) { $query->set(‘post_type’, ‘post’); } } } add_action(‘pre_get_posts’,’search_filter’); Also, this article might get you in the direction of editing the search form…
You can prevent more than three revisions from being saved to the database in the future by adding this line to your wp-config.php file: define( ‘WP_POST_REVISIONS’, 3 ); That line should limit new posts to three revisions, but it won’t go through your database and clean it up. The SQL snippet that you found for … Read more
You Could, but I would never ever mess with core files. Apart from that I do not believe that the is_blog_installed() function causes your site to be unresponsive. Try disabling all plugins first, and set the theme to one of the default themes. Updating your site, plugins and themes could help you as well. Try … Read more