The reason your generated size have larger size than the original image, is how the compression works. If you for example upload a low quality image that is 50kb is size, but your WordPress has JPG quality set to 100, then the thumbnails will size larger than the original image, since WordPress is not compressing … Read more
It is unlikely to ever work in a dynamic enviroment like wordpress, where css rules might be applied based on changes in the content. For example addition of a widget, aligning an image, etc. (that said, I wish wordpress themes would stop cramming 1M of CSS rules into one file instead of breaking it up … Read more
1 GB on virtual private server (VPS) should be enough, if you don’t have a high traffic. WP Cache could cause problems when number of posts is more than 30,000 due to limitations on file descriptors. Main rules of tuning nginx, php and MySQL are the same as for high traffic site. You can read … Read more
This plugin, Index WP MySQL for Speed, is released. GPLed source code is here. Anecdotal experience shows speedups on some big WP and WooCommerce sites. Here’s the data definition language it runs to create useful compound indexes. ALTER TABLE wp_postmeta ADD UNIQUE KEY meta_id (meta_id); ALTER TABLE wp_postmeta DROP PRIMARY KEY; ALTER TABLE wp_postmeta ADD … Read more
Do you have access to a SQL client program like phpmyadmin or something similar? If so give this query SELECT option_id, option_name, LENGTH(option_value) FROM wp_options WHERE autoload = ‘yes’ AND option_name NOT LIKE ‘_transient%’ ORDER BY 3 DESC LIMIT 20; You’ll see the top twenty auto loaded options in descending order of length. Eyeball the … Read more
I would argue that this is simply not possible (or extremely difficult) to do in an automated fashion, as there are so many different files which could be included or used in so many different places. I’ll take javascript files as an example. They could be included: via <script> tags in any of the template … Read more
Of course you can optimize your servers like the hosting companies do, it just depends on how much skill you have and how much effort you want to take on. Here’s a community wiki that might give you an idea of what to consider doing: Best-of-Breed Features of a High-End WordPress Web Host? One thing … Read more
sorry about the delay. Here is the condensed query that searchs for posts between today and 10 days into the future, then sorts and displays in them order. theoretically it should work but let me know if u get any errors. Update: 12/22/2012 – Fixed Sorting <h1>Upcoming</h1> <?php $convertedtime = “Y-m-d H:i”; // Time format … Read more
add_filter(‘pre_get_posts’, ‘customize_query’); function customize_query($query) { if($query->is_main_query() && ($query->is_search() || $query->is_archive()) { $query->set(‘update_post_meta_cache’, false); $query->set(‘update_post_term_cache’, false); } } Then wordpress will make 2 less queries for those pages & then you can use the $wpdb object to write custom queries.
User levels are deprecated, not obsolete. Deprecated features should still be expected to work but should not be used in new code. The point of deprecation is to provide code authors time to update software and thus avoid breakages when the deprecated feature are finally removed. Leave this alone. Besides which, it is a very … Read more