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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 Map mapKeys(O func, Map map) { Map m = similarEmptyMap(map); for (O key : keys(map)) m.put(callF(func, key), map.get(key)); ret m; } static Map mapKeys(Map map, O func) { ret mapKeys(func, map); }