IL overtime laws only require overtime after an employee has worked all 40 hours in the week, not if they've just worked more than 8 hours in a day. Employers are not required to pay overtime according to Illinois overtime laws for having employees work on holidays or Sundays.
The java.util.Arrays.fill(byte[] a, byte val) method assigns the specified byte value to each element of the specified array of bytes.
Arrays are objects in the Java programming language. Like all objects, they have classes. If you have an array, you can get the class of that array using the standard getClass method, just as with any other object.