Function

All WordPress AJAX calls always return 0

All WordPress AJAX calls always return 0

Function Always Returns 0 If you're getting a “0” as the response from an AJAX call in the admin, it's most likely one of three things: WordPress can't find the function you've hooked. You don't have a wp_die() at the end of the PHP function. The action isn't in the data you're sending to the PHP function.

Responsive header image
What is a responsive header? How do I make my WordPress header image responsive? How do you make a full width image responsive? What is header image i...
Blank Blog Screen [closed]
Why is my WordPress blog page blank? How do I fix my blank page on WordPress? Why is my website showing a blank page? What is WordPress white screen o...
Is it good practice to use REST API in wp-admin plugin page? [closed]
Should I disable REST API? Should I disable WordPress REST API? Should I disable WP JSON? What is WordPress REST API used for? How do I block REST API...