WordPress: Just hit the upgrade button

Drupal: Latest 6.25 (follow UPGRADE.txt in Drupal core for instructions)

MODX: 1.06

• Follow Upgrading Guide (Alternate Method).
• Back up config.inc.php and document.parser.class.inc.php
• Once upgraded, change default sort order in resource tree:if (!isset($_SESSION['tree_sortby']) && !isset($_SESSION['tree_sortdir'])) {
// This is the first startup, set default sort order
$_SESSION['tree_sortby'] = 'menuindex'; // Change menuindex to a value of your choice.
$_SESSION['tree_sortdir'] = 'ASC';
}
• PHx Bug & pageTOC issue: The fix is to increase the pcre.backtrack_limit setting in php.inifrom 100000 to 800000
  
[Pcre]
;PCRE library backtracking limit.
pcre.backtrack_limit=800000