Having the prototype available before the first use of the function allows the compiler to check that the correct number and type of arguments are used in the function call and that the returned value, if any, is being used reasonably. The function definition itself can act as an implicit function declaration.
While shellac is not usually the finish paint choice, it is often thought of as the best paint primer available. It has properties that oil and water based paints can't match, and provides a more dependable seal than most other primers are able to provide.
Tips. 1  If you frequently get shellac nail polish manicures, you should get the polish removed professionally. 2  Soaking your nails in acetone too frequently can cause long-term damage to your nails and skin. 3  Use a glass or ceramic bowl.