How do i hide the auto-generated custom field that’s created when update_post_meta() is called?

I’ve added a custom textarea for the create/edit post admin page. I did so using the add_meta_box() function. The problem is that the add_meta_box() callback function (which saves the data input into the textarea) calls the update_post_meta(). update_post_meta() then adds a custom field within the custom field section. So you essential end up with two … Read more