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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 Runnable rWatcher(IF0 calc, Runnable r) { ret new Runnable { A value; run { A newValue = callF(calc); if (neq(value, newValue)) { value = newValue; callF(r); } } }; }