Linked Questions

I need the current post id in a function , which I have written in functions.php. But I can't get the id. I have tried several method. Like get_the_ID(); //returns false global $post; $id = $...

I'm worried about too many files created when adding a new image size. All uploaded files will generate the new size, I need a specific image size only for the file set as Fetured image, is there ...

I'm trying to update a custom field after a post thumbnail (Featured Image) is either added or removed from a post. The aim of this is to keep track of whether a featured image has been added or ...

Are there any actions I can hook into for update_post_meta()? I don't see anything obvious in the source. Woocommerce lets you change the featured status of items via ajax from the edit screen. I ...

Is there a filter for when a Featured Image is set/unset or changed. I need to delete transient data when the above occurs.

Would anyone know of a way to determine when a custom field for a post was last updated? I'm trying to write something that says "If CUSTOMFIELD was updated in the last 24 hours don't do anything, ...

I have the problem that my client is using a theme which stores options of items in a serialized way in the post_meta table. I already found out that this is not the best way to save values ...

I am looking for an option where a custom meta value will be saved when user uploads an attachment. Lets say I need a meta key _example_meta_key and want to save meta value of this as ex087659bh (It ...

I am using a lot of custom post types (CPTs) with custom meta and so far I have been using queries like the below, to get for example all events in CountryX that happened in 2014: <?php global $...

I am trying to create a function that automatically adds a value to the attachment metadata (if it matters, on Audio uploads). For example, I want to add a value of 'artist' and output it as my own ...

I'm storing post meta values _likes and _dislikes in postmeta. In some cases, I want to be able to query for posts by their netto score (likes minus dislikes) and order them by it. I'm familiar with ...