Admin Notice Helper That Survives Redirects
Adds a wpide_flash_notice() helper that queues a success, warning or error message for the current user and shows it on the next admin screen, even after a redirect.
Snippet Library
Developer snippets for WordPress
Snippets for developers: debugging helpers, custom cron schedules, body classes, REST API tweaks and admin tools for checking hooks and queries. Building blocks for people who write code for WordPress every day.
Log Every Redirect With Its Source
Writes each redirect WordPress makes to the error log, including the target, status code and the file that triggered it, to track down redirect loops.