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How Gravatar works
This is an overview of how sites get data from Gravatar and what’s available from the Gravatar ‘API’ (quotes theirs).
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Gravatar and privacy
Privacy concerns regarding Gravatar are not new. But what exactly are they and how can you avoid your data leaking? And what is Gravatar?
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WP contact form remnants
What do contact forms leave in a site’s database when they’re deleted? How easy is it to manage the data they store? What personal data do they grab?
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Ajax in WordPress not working for logged in users without wp_ajax_nopriv action
I had a rather interesting problem the other day. My ajax request was not working if I didn’t use the wp_ajax_nopriv_ action on a page where the user was clearly logged in. Why? Why was this happening?
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How does WordPress know if a pending post hasn’t been published yet?
If WordPress has a newly created pending post, when you publish it the timestamp on the post is set at the time of publishing. If you publish a post, then set the post status to pending, the timestamp does not update when you re-publish it. How does it know? And why does it matter?
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So what’s the difference between WordPress filters and hooks?
Understanding what filters and actions do took me forever, ok, maybe not but longer than I’d care to admit at any rate. It wasn’t the fault of the resources I found, it was just that I couldn’t get my head around it. But one day, PING! I got it. Here is how I understand them.…
