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.
For starters, you have to soak them off with 100% pure acetone (unlike traditional polish removers that are cut with gentler chemicals and nail strengtheners), and the harsh solution can cause nails to weaken, and in some cases spur an eczema-like rash on the skin around the nails.