_deprecated_hook()
Function: Marks a deprecated action or filter hook as deprecated and throws a notice.
Source: wp-includes/functions.php:5815
_doing_it_wrong()
Function: Marks something as being incorrectly called.
Source: wp-includes/functions.php:5880
is_lighttpd_before_150()
Function: Determines whether the server is running an earlier than 1.5.0 version of lighttpd.
Source: wp-includes/functions.php:6016
apache_mod_loaded()
Function: Determines whether the specified module exist in the Apache config.
Source: wp-includes/functions.php:6034
iis7_supports_permalinks()
Function: Checks if IIS 7+ supports pretty permalinks.
Source: wp-includes/functions.php:6076
wp_list_pluck()
Function: Plucks a certain field out of each object or array in an array.
Source: wp-includes/functions.php:5277
wp_list_sort()
Function: Sorts an array of objects or arrays based on one or more orderby arguments.
Source: wp-includes/functions.php:5301
wp_maybe_load_widgets()
Function: Determines if Widgets library should be loaded.
Source: wp-includes/functions.php:5319
wp_widgets_add_menu()
Function: Appends the Widgets menu to the themes main menu.
Source: wp-includes/functions.php:5347
wp_ob_end_flush_all()
Function: Flushes all output buffers for PHP 5.2.
Source: wp-includes/functions.php:5367