Relatively new to both PVD and biking in urban areas - commuted/got around via bike for a good few months until the sun started setting before I left work… a little nerve wracking but nothing too scary in good weather & light, but had a few close calls in the dark. Definitely depends where in the city you frequent.

Google maps has pretty solid biking directions, and Legend Bikes sells a bike map of the city that lays out bike lanes and more/less bike friendly streets. Protected bike lanes and good lights that make you conspicuous are your friends, poorly marked busy intersections near highways are not