nanna

hi, I have 3 inputs for quantities to be entered by user, then when user enters a quantity , I should get 2 results ; one in the first add-on total input textfield which is the quantity entered by user multiply by the fixed price for the first add-on (eg.3.75). …

hi, Iam trying to add names and numbers to a database then save them by updating them. i run my program, but when i press any button nothing happens????? pls help me, i do not know where is the problem in my program???? [CODE]import java.awt.*; import java.awt.event.*; import javax.swing.*; import …

hi, iam trying to create phone directory as a seperate Jframe. there is a button in the main JFrame that leads to the seperate Jframe. the seperate Jframe contains JList which includes names and numbers. when click on any name from the list, this name with the number should appear …

hi, i suppose to make simulation to cellphone. when press any digit ,it should appears on the display textfield to form a complete number. and when press the send button a message with"redialling+ the gigits pressed" appears on the textfield also when press redial button a message with " redialling+ …

Hi, I need to show stars equal to the each number of an array. I think I need another for statement. I`ve tried, but in vain. I do not know which variables should be included in this for statement ?? the output should be : 0|****(4) 1|**(2) 2|*********(9) and so …

Hi, I writ a program that asks the user to input an integer and according to this integer the program should print astrisks equal to the input integer . The program does not compile ?? i need help fix this problem : import java.util.Scanner; public class Astrisksline { public static …