35,619 Topics
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| | Hi, I have a jar which cannot be accessed by double clicking on it(I don't know why) but can be opened through the terminal. I just have to put java -jar "myJar.jar" And all the fancy things on the consoles appears then your application appears. I'm planning to release my …  |
| | so i have a interview on data structures. i am sure they will ask question on 1d arrays. but what can they ask me? 1.give a array find the max and min value. 2.give a array find avg. 3.sum of all value in array 4.... what else can they ask … |
| | Hi there, I'm new to tree maps and I am trying to write my own version of the pre-defined "remove" function for Tree Maps. I know I need to have two extra functions that find the minimum and maximum values in the map that will be called within the remove … |
| | Hello. I have a tablw which holds quite a lot of information, I would like to print the table in landscape. try { boolean complete = Table_Stud.print(JTable.PrintMode.FIT_WIDTH,header,footer); if (complete) { JOptionPane.showMessageDialog(null, "printing...."); } else { JOptionPane.showMessageDialog(null, "Cancelled!"); } } catch (PrinterException pe) { /* Printing failed, report to the user … |
| | Howdy. Instead of displaying text for a few seconds using toast, I would like to display it permanently. At first, I thought toast would be better, now I can't figure out how to simply display it. Here is the toast code: public void onClick(View arg0) { gps = new GPSTracker(TrackingActivity.this); … |
| | I need to sort the display by name in alphabetical order. How do I do that? public class Node { String name; int age; String position; int salary; String num; Node next; Node() { name = null; age = 0; position = null; salary = 0; num = null; next …  |
| | Hi everyone, I am brand new to Java and I like it a lot so far. I am very stuck on an assignment for school that I need help with. We are just learning about method invocation, how to write and call methods in Java. My program should take user … |
| | Is there a way to modify the bubble sort algorithm so that it will stop as soon as it recognizes that the list is sorted?  |
| | compare and contrast the latest versions of eclispe, netbeans and jgrasp integrated development environments. |
| | ok, so I have two classes: Ticket and passenger passenger class has 3 data members, and one the the ticket data members is: `private Passenger psmgr;` what I want to do is to access passenger's data member using the psmgr variable how do I do that? |
| | Is there a way for me to manipulate the cells of a grid layout? For example lets say i have a grid that has 5 rows and 5 columns. Is it possible for me to manipulate the cell at row 1 column 2 using the layout, sort of like the … |
| | List<? extends Integer> list = new ArrayList<Integer>(); for (Integer element : list) { System.out.println(element); List<? super Integer> list = new ArrayList<Integer>(); for (Integer element : list) { System.out.println(element); For the first three lines as Case 1 using extends it compiles fine. But for Case 2 of next three lines, it … |
| | Hello everyone, I am confuse to what my professor is asking for Part 4 of our project. --> The fourth method for you to develop must manipulate the Colors within a given box. To compute how much manipulation to do on a Pixel from its LOCATION (x,y), the function defined … |
| | Hi guys, I'm trying to solve a problem recusrively. I'm asked to multiply two numbers with only using Addition,Subtraction and Comparison. After looking around the internet, it seems that the Algorithm I should use is Egyptian Algorithm . [Click Here](http://en.wikipedia.org/wiki/Ancient_Egyptian_multiplication) I would like some tips on how to solve this. … |
| | i found this code for pacman i want some one to explain me how it works i am new to java game programming so my doubts might be silly for few of u i just understood the array part of creating the maze i have written all my doubts thank … |
| | Hello everyone, I am pretty new to java and i have an assignment that to write the code for clock in and clock out for employee .Down here is my code, and now i am stuck with the while loop to print out the name, like if Bob work on … |
| | Hi, I am trying to make my own 3d engine and got problem with picking / shooting. Actually I dont even know where to start with that. I have tried find tutos over internet but I did not find any thats useful. Maybe U guys can help me? Anything from …  |
| | Hello everyone, I need help with my program. The program has to randomize the array indexs. I am having a huge issue with this: import java.util.Random; //to generate random #'s public class Array { public static void printIntArray(int[] myParamVar) { int LOCATION = 0; while(LOCATION < myParamVar.length) { System.out.print("In LOCATION …  |
| | Hi, I have 2 Columns in DB ex: EMP_Name,age I want to display 3 Columns in Jtable EMP_Name,age,Minor?(it will be check box always false) EMP_Name and Age Column will be Readonly. Please suggest me how to achieve this? |
 | Hi, I was assigned by my teacher to create a simple calculation program about movie tickets that are sold in a local movie theater. So, I created the coding, and it turned out perfect. Here it is: import java.util.Scanner; public class MovieTheater { public static void main(String[] args) { String … |
| | Hello, I need help with code of sum and average, with a -100 to exit. |
| | I am looking into developing a few websites, and I am debating whether to use asp.net or php. I am very proficient in asp; however, i have not used it in years, thus i don't remember the syntax very well. I do not want to use asp because it is … |
 | i dont understand the reason why im geting the errors i am with this code... errors with arraylists, also a few other errors like symbol not found etc s.. i corrected the ones i could, but the ones (5 of them in total )im still geting, i dont understand them... … |
| | Hey all! I am having trouble debugging my program, and after exhausting all of my options i decided to come to you guys. The assignment requires us to create the methods for the tes tin junit. I have most of it working, but have a few problems, mainly with my … |
| | Hello everyone!! I really need some help! I am trying in implement a tic tac toe game made of different classes in which the board can be expandable. I have most of it figured it out but after I ask the first player for their move it ends the game … |
| | Hello. I have the following function written in pseudo code. I think the pseudo code is more C than java and my C has about 10 years of rust on it. Can anyone help me decipher it? UINT function(BYTE* header) { UINT length; header = header + 1; length = … |
| | So this is my first attempt at a GUI in swing, and so far things seem to have been going somewhat smoothly. However I am un-able to update a JList named objectsL. I imagine this is because I have already added it to a panel? So, now Im am very … |
| | Hello DaniwWeb Members :) I'm a fairly new programmer and I'm kinda embarressed to ask this question considering that the answer is probably blatently obvious. So forgive my ignorance :) But here goes, I have a String called "Ctype", It is relevant to my combobox which I created. My combobox … |
| | How to get values from database in a popup window? |
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