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Warning: session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in /var/www/tb-usercake/models/config.php on line 51
static bool setAddAllQuick(Collection a, Collection b) { Set index = a instanceof Set ? (Set) a : new HashSet(a); bool change = false; for (A x : b) if (!index.contains(x)) { l.add(x); if (index != a) index.add(x); change = true; } ret change; }