What must be done before using ArrayLists?

(This is Java Programming btw)

Write a python function genRandomVect that returns a random 1d numpy array of size (50,) where each element is an integer sampled from [0, 100) and no two elements in the vector are the same.

Martha receives an e-mail message containing a notice that appears to be from her bank, asking her to call and update her password. Which type of attack is this?

A 1-line script can be written that counts the number of words in two text files and compares the counts: IF [WC - w f1 - eq WC - w f2] THEN ECHO "equal" ELSE ECHO "not equal" Show the order in which the different tasks below must be performed to

Does the steelseries arctis 9x work with a pcie bluetooth card in windows

Which option will you use to expose your presentation to the audience? A) Slide Layout B) Slide Show C) Slide Orientation D) Slide Master

You are creating some Webpages for a project using a GUI HTML editor. Your supervisor directs you to collaborate with another developer to include jа vascript into several of the pages. How can you include this code in your pages?

Both aliases and functions can be used to store commands that can be executed, but functions can also accept positional parameters. a. True b. False

When will we go to mars?

Gwen recently purchased a new video card, and after she installed it, she realized she did not have the correct connections and was not able to power the video card.

Write a program that prompts the user to enter integers in the range 1 to 50 and counts the occurrences of each integer. The program should also prompt the user for the number of integers that will be entered.