Moving a WordPress blog from a subdomain to /blog
blog.hoja.in became hoja.in/blog: WP_HOME and WP_SITEURL, wp search-replace with a dry run, URLs hidden in JSON, a 301 from the old subdomain, and canonical and sitemap checks.
Finding PHP 8 fatal errors in legacy code before production
php -l said the old blog theme was fine. PHP 8 disagreed. What php -l, PHPStan and PHPCompatibility really report for legacy themes and extensions, measured on the real file.
PHP2Shell: check your servers with a few shell scripts
Two critical bugs in the PHP interpreter allow code execution without login. What PHP2Shell is, and five shell scripts to check versions, settings and logs.
DDEV for a TYPO3 site and a WordPress blog in one project
hoja.in runs TYPO3 14 at the root and WordPress under /blog, in one repository and one DDEV project. The config, the second database, the rewrite rules and the import commands.
Upgrading a WordPress blog from 5.6 to 7.1 on PHP 8
The real upgrade behind hoja.in/blog: backup, plugin audit, WP-CLI core and database update, and the PHP 8 fatal error from a child theme that passed a callback as a bare constant.