As the word says, single node will have only one node(machine/host) and multi-node will have more than one. Single Node: By default, Hadoop is configured to run in a non-distributed or standalone mode, as a single Java process. There are no daemons running and everything runs in a single JVM instance.
Give peeling nails a moisturizing assist by using a moisturizer with alpha-hydroxy acids or lactic acids before bedtime. Kathy Clement, M.D., a faculty doctor at University of Wyoming, advises donning cotton gloves afterward; this will help keep moisturizer in contact with fingernails.
Scrub nails with toothpaste using a nail brush or even an old toothbrush. A whitening toothpaste may even work better. The toothpaste will remove surface stains and give your nail a nice shine, too.*LEMON. Grab a lemon and squeeze a few drops onto each nail and rub for about 30 seconds and rinse.BUFF. Use a buffer and gently buff the nail surface. Wash hands with soap and water and then apply a moisturizing hand lotion. Just be careful not to buff too much. Small amounts of buffing can remove stains, smooth ridges, and promote nail growth but too much will weaken nails and lead to breaking.