32,204 Topics
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| | Hi there, This is just going to be a quick question. Also just note that I am i some "remote location" so I cant even show you my code. But what I want to know is this: Say you have a package called "myPackage" and inside that you have 2 …  |
 | Hello, I would ask if there is a possible method that would return a String in JAVA that I can retrieve the SQL code of any table on my embedded JAVA DB in my application. It is like the function of the phpmyadmin where in you can import a certain … |
| | I'm supposed to create methods, but I don't know how to :(. All inputs and outputs should be done in the main method and calls to the methods should be done for computation. Can someone please show me how? Thanks. I have to do it on this program: (Actually there's … |
| | Ok, I have been trying to write a program that will read in a list of positive integers (including zero) and display some statistics regarding the integers. This is what I have to do, [ICODE]After you have placed all of the integers into an array, your program should perform the … |
| | Hi, I would like to FTP a file that only part of the filename is known. The name is something like “ClimateData2010042207XXXX.xls” performing the following does not work: [CODE] FTPClient client = new FTPClient(); FileOutputStream fos = null; client.connect("ftp.domain.com"); client.login("admin", "secret"); String filename = “ClimateData2010042207*.xls”; fos = new FileOutputStream(filename); client.retrieveFile("/" … |
| | could anyone describe to me how to implement a stack using two queues. just cant get my head round it.thanks to anyone who helps. |
| | Is there any way to use a single switch statement more than once? In the program I'm writing currently, rainfall figures are read from a file, and I have two methods that are determining which month has the highest/lowest rainfall. I keep a count using these methods and return the … |
| | [COLOR="Red"]I need coding for the following program by tomorrow i.e 30th November.Can anyone please help me out....[/COLOR] 3: Stack/Stack Implementation General Instructions: Using a stack as your data structure, implement a program that will reverse a line, perform calculations using prefix notation and check for balance parentheses. Specific Instructions: This … |
| | I have problem with the stopwatch i made. For some reason, when i press "start" it just lags out. Can someone please check the code and tell me whats wrong? THANK YOU SO MUCH! Executor [CODE] package stopwatchpackage; public class StopwatchMain { public static void main(String[]args) { new StopwatchMain(); } … |
| | Hi, I'm trying to draw 2 quadrilatrials, that share 2 corners and an egde. I also want to smooth edges, so I use ANTIALIASING turned on, but this has the effect of showing a crack between the polygons. The crack dissapears if I turn off ANTIALISAING, but I really don't …  |
| | hey....I have a question...this seems such a trivial question but please help me...I'm trying to use a java variable ex:- int x=request.getParameter(ID) and then use it in an sql query,like, select name,date,tel_no from items where ID=x it doesn't work...im very new to sql and jsp...so please help me get around … |
| | pls i want to know what i must use to read xml file in remote machine in java. is it possible using saaj,or other.i have jdk 1.6 installed on window 7 os machine. what also suitable softwares for this task. apreciate any ideas |
| | I've recently taken up an AP Computer Science class online for Maryland State education at my high school, and was wondering if I could receive help on a few of the projects. Most of them are simple like programs I made in Visual Basic for my first programming class with … |
| | I have a program, which is essentially done, but there is something I am not very pleased with. First of it is a program that acts like a very basic shopping cart. The user can add or remove items, clear the list of selections they chose, and check out. This … |
| | Hello guys I am working on a program using the composite pattern .The program contains two buttons "business accounts " and "personal accounts". When I click on the personal account button the program loads up the tree with all the accounts and visa versa when the business account button is … |
| | hey friends :D! alright i was tryin to work with serialization basics and now i am stuck with this problem of reading an object from a file named 0x.txt. and i know ths program is really a hell lot full of bugs but i have just started sp plz dont … |
| | Hi, i am in need of some help with an assignment. The Question : [I]Write a program which will think of a word and ask the user to guess the word. The user may guess a letter at a time and your program will print out wherever the letter occurs. … |
| | Hi! I have two classes: 1) Class A extends JPanel 2) Class B extends JFrame I would like to use some methods from Class A in Class B. How could I implement it? Thanks! |
| | Hi guys I have 2 problems here: 1) Below code does not draw a black Polygon on the frame, only shows an empty Frame named "Poppy" 2) Once the frame shows, I can't close it by clicking "x" at the right top corner. Does anyone know why? Thanks heaps code: … |
| | Java Help - Need help making a program that checks if a letter appears consecutively in a string? I need help creating a java program that returns true if a letter appears consecutively in a string like for example : the "O" in noodles Also a program that returns the … |
| | I have read all sorts of positive reasons for using the PreparedStatement type in Java when working with SQL. Does anyone know of any reason why you'd ever choose the Statement type instead? |
| | I have a file say which has 5000 characters. I am reading the first 1000 characters and closing my file. I want to delete these first 1000 characters from the file. How can I do that? |
| | I have saved generated an image using a byte[] by using [CODE]Toolkit.getDefaultToolkit().createImage(image);[/CODE] where image is a byte[]. The image generated by this is of java.awt.Image instance. Now I want to save this image into my local hard disk as JPEG (the image was decoded as JPEG). How would I do … |
| | HI everyone I have a little problem with an exercise I have been given for homework. We were given sample server, client, compressedmessage, encryptedmessage documents to build upon. Now what is meant to happen is the server listens on port 2000 for incoming client requests, once a client makes a … |
| | Hey guys I am new to java 3d and i am getting a strange error when i try run my program, I know that the code is completely right. When i run the program i get this strange error: LINEAR, Unknown Sample Rate * out * LINEAR, 8000.0 Hz, 16-bit, … |
| | [B]I have my program working but i need to replace the JOptionPane.showMessageDialog(null, "The cost is " + totalCost); and just have the totalCost output to the totalCharges textfield. [/B] [CODE] import java.awt.*; import java.awt.event.*; import javax.swing.*; public class DormAndMealPlanCalculator extends JFrame { private JPanel dormPanel, mealPanel, buttonPanel, totalChargesPanel; private JComboBox … |
| | In my journey "back to the basics" to get a more solid foundation for my Java skills, I am curious about the difference between using the existing content pane of a JFrame vs. creating a new content pane in a JFrame. I have two chunks of code... The first uses … |
| | Ok, well Iam doing a program where I have to write a program that will read in a list of positive integers (including zero) and display some statistics regarding the integers. Your program must store the all of the integers in an array. The maximum number of integers that you … |
| | I need to know if this code is finished or what else needs to be added to this code because I cant get in touch with the user! Thanks please help [url]http://www.daniweb.com/forums/thread84070.html[/url] |
| | Hi all, Im building a java application in eclipse and i want to add an excel file for data storage/retrieval..Can someone tell me how i include the file in the class build path? Thanks |
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