Social Networks for the life of the world
Notes and thoughts about using WordPress to get the word out there.
Anybody who’s worked with databases knows this: as they grow they can slow down. It’s the curse of the customer base. Successful applications gather users and other transactional data. In this article I’m using MySQL database queries based on WordPress’s database design. Still, the ideas in this article apply to every application built on any … Read more
It’s straightforward to get WordPress to capture the MySQL queries it uses to generate each page view. We can then analyze the captured queries. Capturing WordPress offers a way to capture a list of the database queries it uses in each page view. It’s simple: define the global SAVEQUERIES symbol. You can define it permanently … Read more
People are using the Index WP MySQL For Speed WordPress plugin! That’s great. But it shoots into the dark: nobody can tell how much improvement they’ve seen except subjectively. That’s not good. It’s hard to improve something unless we can actually measure it. Two things can make a troublesome query. If it runs just once … Read more
This pulls together some notes on handling plugin programming for WordPress multisite (network) installations. Basic information Lots of this information comes from the globally instantiated $wpdb object. Tables To get a list of WordPress tables you can use the wpdb::tables() method. Here’s a quick way to get a useful list of tables. This list include … Read more
WooCommerce and its Storefront theme display so-called category archive pages to list products in the category. If the category includes a description, it shows at the top of the page along with the category’s name. This php snippet adds an Edit link to those pages allowing a privileged user logged in to the Dashboard to … Read more
Writing a WordPress plugin I had to dig around to figure out maintenance mode. That’s when visitors get this message. Briefly unavailable for scheduled maintenance. Check back in a minute. It’s easy to do from plugin or theme code. To enter maintenance mode Write a file named .maintenance into your document root with something like … Read more
Rick James and I have cooked up a plugin, Index WP MySQL for Speed, to help optimize the way WordPress uses its MySQL database. It adds indexes to WordPress’s tables in MySQL to allow them to deliver data more efficiently without needing WordPress code changes. Users do not see any change in functionality, only in … Read more
Joseph Banks at NASA’s Glenn Research Center has put together a good bunch of material on how they use WordPress. It’s here. https://wordpress.grc.nasa.gov/
This article discusses various exploits against WP. http://www-personal.umich.edu/~markmont/awp/ Update you plugins!
The people at Mozilla have produced a transcoding JPEG optimizer. https://github.com/mozilla/mozjpeg/releases This thing is sweet: it takes ordinary JPEG files and recompresses them much more efficiently without making the images deteriorate. It uses the long-standing and well-tested Independent JPEG Group reference implementation, and adds a bunch of optimizations. It’s not built for GUI users; it’s … Read more