loop « Integer « Java Data Type Q&A

1. Why can't you assign an int to an Integer in a loop without curly braces?    stackoverflow.com

Possible Duplicate:
Why this is not compiling in Java?
In java, curly braces are optional for one line for loops, but I've found a case where ...

2. Which is better Java programming practice for looping up to an int value: a converted for-each loop or a traditional for loop?    stackoverflow.com

Given the need to loop up to an arbitrary int value, is it better programming practice to convert the value into an array and for-each the array, or just use a ...

3. How does "final int i" work inside of a Java for loop?    stackoverflow.com

I was surprised to see that the following Java code snippet compiled and ran:

for(final int i : listOfNumbers) {
where listOfNumbers is an array of integers. I thought ...

4. How do I design an int loop that starts with 1 and ends with 0 (1,2,3,4,5,6,7,8,9,0)    stackoverflow.com

My problem is to use nested for loops in order to create this output:

         |         ...

5. Why for-each loop does not allow increment Integer?    stackoverflow.com

I mean in this code:

List<Integer> list = new LinkedList();

for (Integer i : list)

returns 1 not 2. In for-each loop Java creates new object (i) and copies fields ...

6. Simple Java Query - Getting a Result from a Integer    stackoverflow.com

I have been set an assignment where I must find the average of a list of positive numbers enterd by the user, the amount of numbers entered is unknown. So far ...

7. How do i go pass an integer's value of 2^62 -1 in a for loop    stackoverflow.com

How may i actually specify a for loop with an iterator value larger than an int's max size? i.e. i would like to loop 2^62 -1 times. EDIT: 2^62 -1

8. Dereferencing the integer value of a for loop in java    stackoverflow.com

I just figured out that when I do this in Java:

for(int x = 0; x < 3; x++)
    String bla = "bla";
    bla += x.toString();
It ...

9. Java: perform for statement until given variable has reached a certain value?    stackoverflow.com

I want to have a for statement that repeats until a given int reaches a certain value. Example:

for (int variable = 0; variable < other_variable; variable++) {
The problem with this is that ...

10. Incompatible types, found: void, required: int    stackoverflow.com

For college I need to create a lotto program. The brief is as follows:

Develop an application that simulates a lottery draw. The lottery will randomly draw 4 distinct ...

11. an int outside a for loop, which is printed after the for loop    coderanch.com

What will happen if you attempt to compile and run the following code public class TimDig{ public static void main(String argv[]){ TimDig td = new TimDig(); td.samcov(); } public void samcov(){ int i=1; int j=2; if((i==20) && (j==(i=i*2))){ } System.out.print(i); if((i==20) & (j==(i=i*2))){} System.out.print(i); int x = i & 2; System.out.print(x); } } What is the deal with the variable int ...

12. What is the scope of an int in a for loop?    coderanch.com

The soul is dyed the color of its thoughts. Think only on those things that are in line with your principles and can bear the light of day. The content of your character is your choice. Day by day, what you do is who you become. Your integrity is your destiny - it is the light that guides your way. - ...

13. Problem with = integer in a for loop    coderanch.com

I will paste the complete code because I want to get to the bottom of this now. public class FibonacciTester { public static void main(String[] args){ Fibonacci tester = new Fibonacci(); tester.bereken(150); System.out.println(tester); } } import java.util.*; public class Fibonacci { ArrayList reeks = new ArrayList(); int i = 0; int waarde = 0; ArrayList bereken(int getal){ if (getal < 1){ ...

14. need to create loop to force user to input integer    java-forums.org

I wouldn't say useless. It's often used to avoid unecessarily deep nesting, but that is often in a situation where you are bug fixing, and refactoring a loop is more pain than gain. In other words, you've found a situation where you don't need to process item x so, rather than "if not whatever" and then indenting a score of lines ...

16. Two int requirements in a while loop?    forums.oracle.com

18. Incrementing Ascii and integer loop    forums.oracle.com

19. accumulating int variable; do-while loop    forums.oracle.com

I am generating with every loop a new random number ("newY"). Every new "newY" should be added to the variable "accumulatedY". 1st loop: accumulatedY = 0 2nd loop: accumulatedY = newY (1st loop) 3rd loop: accumulatedY =new Y (1st loop) + newY (2nd loop) 4th loop: accumulatedY =new Y (1st loop) + newY (2nd loop) + newY (3rd loop) etc... The ...

20. For Loop - Add Integers ???    forums.oracle.com

Hi, I have an array which contains 18 numbers, these numbers are written to individual text boxes which are also created by a for loop. Is it possible to add the values of the text box or the value of the for loop to get an answer? For example if i had 18 2's the anwser would be 36.

21. Need help. Integer in a loop not resetting    forums.oracle.com

// //Enter a number and a letter. The letter E will set that number as the value in the accumulator. The //letter M will multiply, D will divide, S will subtract, P will raise the accumulator to the power //of the number. The letter T will terminate the process and print the final result. //