how to debug

mysql - update_option returns false in AJAX, how to debug?
I tried debug plugins for WordPress, but they only show the current page SQL queries. How to debug if update_option retu
mysqlupdateoption returns false in AJAXhow to debug
admin14小时前
10
thumbnails - the_post_thumbnail returns full sized image, how to debug?
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thumbnailsthepostthumbnail returns full sized imagehow to debug
admin1月前
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mysql - update_option returns false in AJAX, how to debug?