ou are to write a JavaScript program that meets the following requirements. 1. Your program first starts by utilizing an alert to Welcome the user. 2. Directly after welcoming the user, your program prompts the user for their first name. You must ensure  your solution validates the users input. In this instance, valid input, is any name that is not empty (length  greater than 0). This is a required field. If your solution detects invalid input, your program must loop to allow the user to re-enter the first name input, this process continues indefinitely, until valid input is detected

Q: Write a JavaFX GUI application that allows the user to pick a set of pizza toppings using a set of…

A: The answer is as follows

Q: aking the CREATE call in the main program receives as a parameter the Graph array created at point…

A: Java is a high-level, class-based, object-oriented programming language that is designed to have as…

Q: Four in a row is a game in which players take turns adding tokens to the columns on the game board.…

A: +-----------------------+ | Game | +-----------------------+ | -players: List<Player>| |…

Q: A class plays a fishing game in which a large tub is filled with plastic fish that are identical,…

A: 1. Data in a dot plot:

Q: There are two A, B players playing the game. Player A is angry with him, and player B is angry with…

A: The palindrome game is a two-player game involving players A and B, where both players are provided…

Q: This example game is called Concentration (or sometimes Memory). The player flips over two cards at…

A: As given in question so we have Used the binary search technique for faster guessing. The mid…

Q: The simplified Boolean equations for the Stopwatch Finite State Machine Controller: NSO = NS₁ = Zero…

A: The stopwatch finite state machine controller is designed to control the behavior of a stopwatch…

Q: Cellular Automata • A life simulation (cellular automata) cạn simulate the life of several existing…

A: As we can see that the total live cells is the addition of previous live cells and number of pairs…

Q: Tetris Game on microbit using blocks or python The game must use at least 5 peripherals (buttons,…

A: The PC must deliver a time/date stamp to all devices at the start of collection, and they must…

Q: In this assignment we will work with rendering text, and creating an animation. Choose a word…

A: JavaScript onclick event When a user clicks on an element, the onclick event typically takes place.…

Q: A slot machine is a gambling device into which the user inserts money and then pulls a lever (or…

A: Here's a step-by-step approach to designing the UI and implementing the program logic:Create a new…

Q: Write a program (Call the class ImageDisplay) that displays four images in a grid pane, as shown…

A: Please add the main() method inside the class public static void main(String[] args) { launch(args);…

Q: Write a JavaFX GUI application that allows the user to pick a set of pizza toppings using a set of…

A: JavaFX which refers to the software platform that are used for creating and delivering the desktop…

Q: It is given twelve balls of identical weight with the exception of one that is either heavier or…

A: As binary search is a search algorithm that seeks for a certain element in an array by splitting it…

Variables and Constant

Constants and variables are widely used in mathematical equations and expressions. They are also commonly found in the domain of programming, where each language has its own way to differentiate between a constant and a variable. Since they have all sorts of applications, knowing their differences is a good place to start.