When the Island hunkers down for winter, seasonal eateries close but many cafés, restaurants and shops stay open and, along with community programs, will be serving over the long weekend. Commander Cody’s (631) 749-1851, 41 Smith Street. Daily dinner service 4:30 to 8:45 p.m., 8 p.m. on Sundays. Fish market and takeout Monday to Thursdays 2:30 to 9 p.m., Fridays to Sundays 11 a.m. to 9 p.m., and 9 a.m. to noon Thanksgiving Day. Dandy Liquors (631) 749-3302, 43 North Ferry Road.