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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 Double toDoubleOrNull(O o) { if (o == null) null; if (o cast Number) ret o.doubleValue(); if (o cast BigInteger) ret o.doubleValue(); if (o cast S) ret parseDouble(o); null; }