32,204 Topics
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| | I'm new to creating jar files. I'm using JCreator and have set up the jar creation and the manifest using winrar and txt to get it to run. However if I run the .jar from anywhere other than the programs root directory all the images vanish. I have been looking … |
| | i am developing mobile web app for conducting survey in html5. i need to save user responses in file preferably in csv format. How can do it. i am stuck with storing part.......... please please help me. I cannot use activex for dat purpose coz app needs to work on … |
| | Hello, I am trying to make a simple movie-managing application that allows the user to log into a particular username out of a list of usernames in a text file, and simply view information about movies kept in a text file. This is my first project, from which I would … |
| | Hey guys, I'm trying to create a iterative heapsort program and for some reason when I input 10 random numbers into the array, only 9 numbers are sorted. Here is an example of my input/output: Input: 45 15 2 44 30 83 30 86 66 49 // 10 random numbers …  |
| | i have recently started learning java .... i completed "head first java" recently ....it is just an intro to java . now i am looking to learn other aspects of java so could you tell me which book to read next . Or should i jump straight into a example …  |
| | hi, I originally made a 1 dimensional array but then modified it into 2 dim. Problem is, I used percentage to determine who has the most number of votes but variable newPresident only output Estrada J. which belong to array candidate[0]. When I tried printing the elements in percentage[], only … |
| | Hi there, I'm having trouble with floats in Java. My program accepts a number in the form of a float. The number typically has two decimals (but not always). It seems to work fine in most cases. For example, I could put in 54.67, and that number would be passed … |
 | Hi all, How could we validate that given string should only contains alphabetic characters, pls share some ideas, thanks in advance |
| | Dear all, I am working on MDI window JDesktopPane and JFrame. I need to play video in fullscreen mode. I know fulscreen exclusive mode, but this is not the one I wanted. I am trying this by using setUndecorated ion JFrame to screen size, but this will leave uncover MAC … |
| | I'm going to build my wife a home banking application so she can easily keep track of our finances. I want it so that it you can input every credit to our bank account(wages etc). For each item of credit there will be 3 seperate input fields: date, amount, source(where … |
| | Hi Guys, I found a cool monitoring tool JConsole, however i am not sure how i could use it for my own projects. Could someone advise what needs to be added to my project so jconsole can monitore it. p.s i am using a Jboss server for my project Any … |
| | hi...how can i show the hashmap value in my interface..i have a textbox and whenever i click the combo box i want the value to be shown in the textbox. i am not using any database  |
| | I am in beginning Java and using Dr. Java to write my programs. I am trying to write an array that user input sets up the length of the array(#of students) that character grades are stored in. It is suppose to ask if you want a full print out, to … |
| | Hi, My Application was developed using c#.NET with java web services to connect to oracle database. It is working fine with my windows XP machine, but when i deployed the same app in another win7 machine by just cpoying the release folder with dll and exe files and launched the … |
| | Would like to create data entry form for a salesman's sales on a delivery route. Should create a form in which there will one row for each sale, where: The customer id will be pre-selected from a Route table which contains a unique route (i.e. list of customers) for each …  |
| | Hello Everyone, I am looking for an example on how to upload files in Java only. What I saw recently it requires JSP also. But I only wish to use Java only. Here is an example on what I used, but it seems does not work. Can you please provide … |
| | Ok, I have a websie built for a friend(simple/static). I want to add an amdin panel for him, so he can log in, put pictures into the gallery, change or update his stocklist and change or update his news section with special offer etc (he owns a reptile shop). I … |
| | Hi all, I have givn a task to implement a game. It has ruls of texa's Holdem poker and the objective is to make words like scabble.So it is a blend of these 2 games. So i need to store (Only with 5 letters)words(I dont know whether it is a … |
| | Hi there, I have developed a pool game for a project but am required to do some JUnit testing to finish it off but I have not been shown any in my course and as a result I am totally confused with how to do this. My lecturer won't give … |
| | Hello, Is there any algorithm which will track the eye and i want to move cursor using eye's movement so tell me if there is any algorithm present for cursor movement by eye's movement. |
| | Get three exam grades from the user and compute the average of the grade. Get Output of the average of the three exams. Together with the average, include a happy face in the output if the average is greater than or equal to 75, otherwise output failed.  |
| | Hi everyone, Could some one please tell me or show me the entire codings of how to run external .exe programs in java. I want to do this because i have a lot c/vb programs that i want to run in my java program. Thank You Yours Sincerely Richard West |
| | im trying to access a webpage and it asks for my email in which it contains a "+" sign .example:"elkowalski+garbage@gmail.com" but instead it tries to write it as "elkowalski garbage@gmail.com" so it fails to log in successfully into the wepage. i would really appreciate if someone can take me to …  |
| | Hi, I want to implement an English word dictionary without the meanings. I have 51,947 words. I read many articles on the internet and sugestions were trie, Hashset Will implementing a trie provide better perfomance for serching or Hashset or anyother. Plz help me.. |
| | Hi, I'm new with the java world.. I have a homework assignment for my java class due soon and I'm quite stuck in the middle of it. I'm supposed to make an eight ball using GOval in the acm library and whenever I click on the black ball in the … |
| | I want to add squares onto a jpanel one at a time after a delay . My program works fine until I tried to change the background color with setBackgound(). It didn't change. I worked out I have to call super.paintComponent(gr) in my paintComponent method. But when I do this … |
| | 1. I have some question regarding inserting two panels from a class to a JFrame from another class, both having same package of GUI. How to do this? 2.And how to make JFrame to display different panels during application run? Example, I have a JButton in class A which after … |
| | Below is part of my code for a simple java game. I am trying to keep the most recent 10 scores and names of the game in the prevScore and prevScoreName arrays. Both return statements in the method come up as errors, saying it requires int[] and what is found … |
| | While lunching the application in TOMCAT 5.5 and JDK 1.5 I am getting below exception could some help me in resolving the issue Jul 25, 2012 4:12:50 AM org.apache.catalina.core.ApplicationDispatcher invoke SEVERE: Servlet.service() for servlet jsp threw exception java.lang.NoSuchMethodError: javax.servlet.jsp.tagext.TagAttributeInfo.<init>(Ljava/lang/String;ZLjava/lang/String;ZZ)V at org.apache.jasper.compiler.TagLibraryInfoImpl.createAttribute(TagLibraryInfoImpl.java:572) at org.apache.jasper.compiler.TagLibraryInfoImpl.createTagInfo(TagLibraryInfoImpl.java:401) at org.apache.jasper.compiler.TagLibraryInfoImpl.parseTLD(TagLibraryInfoImpl.java:248) at org.apache.jasper.compiler.TagLibraryInfoImpl.<init>(TagLibraryInfoImpl.java:162) at org.apache.jasper.compiler.Parser.parseTaglibDirective(Parser.java:418) at …  |
| | Hello! so im here again and mi gonna ask some questions: i did a prgram that will accept 10 numbers i should print all of those inputted ten numbers but i have to eliminate the numbers that was repeated e.g: input : 1234556789 output: 123456789 thanks guys i already did …  |
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