Yearly Archives: 2014

35 posts

Warning: call_user_func_array() expects parameter 1 to be a valid callback…

Warning: call_user_func_array() expects parameter 1 to be a valid callback This is a recurring error when dealing with actions/filter in WordPress. The full warning message is actually : Warning: call_user_func_array() expects parameter 1 to be a valid callback array must have exactly two members in…/wp-includes/plugin.php on line 214   In my […]

Who’s behind the wordpress.org free themes ?

We all know of course that there’s one major guy called Matthew Mullenweg behing the whole WordPress.org ecosystem. But did you know that the 2621 themes of  the WP.org theme repository (as of today July, 17th 2014)  have all been carrefully reviewed by a very small team of incredibly awesome […]