Recent content by ali11

so where should i use pop method.i m sorry this is my 1st time i m using stack.

dude instead of argue can u just answer my question

i already explain what i need help with in my post.

can somebody help. i m getting following errors. i m creating postfix calc C:\Users\Hamza\Pictures\CalcGUIPanel.java:204: int cannot be dereferenced Integer arg2=resultValue.pop(); ^ C:\Users\Hamza\Pictures\CalcGUIPanel.java:205: int cannot be dereferenced...

i make some changings import java.util.Scanner; public class ExamScores { public static void main (String[]args) { String letterGrade; double numberOfGrades; double grade; //create scanner object Scanner scan = new Scanner(System.in); //ask user for input...

Hi i am looking for following output.so far I am only getting result for total no of grades.I am getting 0 for A B C D and F.

To subtract two numbers it should be like this 7 enter 1 -

First i create simple claculator.but now I am trying to change it to RPN calculator by using stack.Can some one help me((especially where to use pop method) because I don't know a lot about stack.here is my codes so far. import java.awt.event.*; import javax.swing.*; import...

To subtract two numbers it should be like this 7 enter 1 -

I know how RPN calculator works but the problem is when I put numbers and press enter I don't get any result. thanks

I do have enter button but when i press it nothing happens

I have no idea what wrong my cods when I press = button of my calculator nothing happens. can someone help me to fix my codes thanks. import java.util.Stack; import java.awt.*; import java.awt.event.*; import javax.swing.*; import java.math.*; import java.util.Vector...