User "ahmed" owns a directory, "stuff," containing a text file called "ourstuff. txt" that he shares with users belonging to the group "staff." Those users may read and change this file, but not delete it. They may not add other files to the directory. Others may neither read, write, nor execute anything in "stuff." What would appropriate ownerships and permissions for both the directory "stuff" and the file "ourstuff. txt" look like? (Write your answers in the form of "long listing" output.)

You have a large, late-model pick-up truck with a rear seat. the pick-up truck weighs 6,500 pounds. the florida seat belt law

Write a method named addall that could be placed inside the hashintset class. this method accepts another hashintset as a parameter and adds all elements from that set into the current set, if they are not already present. for example, if a set s1 contains [1, 2, 3] and another set s2 contains [1, 7, 3, 9], the call of s1.addall(s2); would change s1 to store [1, 2, 3, 7, 9] in some order. you are allowed to call methods on your set and/or the other set. do not modify the set passed in. this method should run in o(n) time where n is the number of elements in the parameter set passed in.

You draw two cards from a standard deck of 52 cards, but before you draw the second card, you put the first one back and reshuffle the deck. (a) are the outcomes on the two cards independent? why?