Learn about the powerful {$arg} WordPress hook and how it can be used to customize and modify the behavior of your website. Understand its parameters, troubleshooting tips, best practices, and usage examples for seamless integration of additional features.
Learn about the {$boundary}_post_rel_link hook in WordPress and how it can be used to customize the relational link tag for the current post. Understand its parameters, troubleshooting tips, best practices, and usage examples.
Learn about the purpose and function of the specific WordPress hook {$callback}, its placement within the WordPress process, parameters it accepts, troubleshooting tips, best practices, and a usage example.
