Learn about the wp_pre_insert_user_data hook in WordPress and how it allows developers to modify user data before it is inserted into the database. Understand its parameters, troubleshooting, best practices, and usage examples.
Learn about the WordPress hook whitelist_options and how it can be used to filter and restrict options from being modified in the database. Understand its parameters, troubleshooting tips, best practices, and see a usage example in this comprehensive guide.
Learn about the WordPress hook username_exists and how it is used to check for the existence of a username in the database during user registration. Understand its parameters, troubleshooting, best practices, and see a usage example.
Learn about the WordPress hook signup_user_init and how it is used to initialize the user signup process. Understand its parameters, troubleshooting, best practices, and usage examples.
Learn about the WordPress hook sanitize_mime_type and how it is used to validate and sanitize MIME types for file uploads. Understand its parameters, troubleshooting, best practices, and see a usage example.
Learn about the rest_pre_insert_application_password hook in Wordpress and how it allows developers to intercept and modify application password data before insertion. Understand its parameters, best practices, and usage examples for effective implementation.
Learn about the rest_pre_insert_comment hook in WordPress and how developers can use it to modify or validate comments before they are inserted into the database. Understand its parameters, troubleshooting tips, best practices, and usage examples.
Learn about the pre_user_email hook in Wordpress and how it allows developers to modify user email addresses before they are saved to the database. Understand its parameters, troubleshooting tips, best practices, and usage examples.
Learn about the is_wp_error_instance hook in Wordpress and how it is used to check if a variable is an instance of the WP_Error class. Understand its parameters, best practices, and usage examples for effective error handling and validation within Wordpress.
Learn about the customize_save_validation_before hook in WordPress and how it allows developers to validate and sanitize customizer settings before they are saved. Understand its parameters, troubleshooting, best practices, and usage with a helpful example.
