LW IT Solutions
19 articles in this category
Follow this category by RSSWordPress offers plenty of ways to make changes. The question is often where a change belongs and what else it affects. Here I explain hooks, filters, plugins and small code adjustments.
The posts cover PHP, custom post types, database queries, performance and maintenance. You will find examples to follow and notes on what they require, so you can judge what fits your installation.
A renamed category changes the address of every post inside it. WordPress forwards the posts by itself and leaves the archives to answer with a 404, and the gap closes with a dozen rules rather than one per post.
One column decides which settings are read before every single page. It used to hold two values and now holds more, and the query that every older guide recommends returns an empty list without saying why.
A complete plugin with one bundled option, a page under Settings and REST access via /wp/v2/settings, plus the path every form field takes through options.php.
Activation hooks skip updates, network activation fires once, and uninstall.php runs without the main plugin file. A complete example plugin walks through all three phases.
The plugin header, the readme.txt and the SVN tags decide together what the WordPress.org directory shows. The importer code settles which field wins.
How Plugin Check 2.1.0 runs in the admin screen, via WP-CLI and in GitHub Actions, shown on a deliberately broken sample plugin and its corrected version.
Four security findings from the WordPress.org plugin review, each shown on a small admin plugin with faulty and corrected code, plus permission_callback for REST routes.
The 18 Detailed Plugin Guidelines in four groups, with code for opt-in requests and credit links, the slug rules and the path from ZIP upload to the first SVN commit.
Stats4U has been in the WordPress.org plugin directory since 29 September 2026. Measured on a test site: how it reads the counter code, places the counter below any footer, waits for consent and what the browser sends.
Technical tutorial on permanently maintaining lean WordPress v7.0.2 MySQL/MariaDB databases by automating the deletion of orphaned postmeta, old revisions, and expired transients using WP-CLI.
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