Learn about the content_save_pre hook in WordPress and how it can be used to modify post content before it is saved to the database. Understand its location, parameters, troubleshooting tips, best practices, and usage examples.
Learn about the content_url hook in WordPress and how it is used to retrieve the URL for the content directory, including the uploads directory. Understand its parameters, troubleshooting, best practices, and usage examples.
Learn about the contextual_help hook in WordPress and how it can be used to add helpful tabs to admin screens. Understand the parameters, troubleshooting, best practices, and usage examples for this useful hook.
