@property
    def timezone_known(self):
        return self.session.get('timezone') is not None
Sends all heartbeats which were cached in the offline Queue.
dataset/ETHPy150Open mitsuhiko/solace/solace/application.py/Request.timezone_known--crossover with--dataset/ETHPy150Open wakatime/sublime-wakatime/packages/wakatime/main.py/sync_offline_heartbeats