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.
Prepare a nail soak with 1 tablespoon of lemon juice and 3 tablespoons of olive oil. Slightly heat the solution in the microwave and then soak your nails in it for 10 minutes. Follow this remedy daily. You can also rub a slice of lemon on your nails for 5 minutes, then rinse them with warm water.