35,618 Topics
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| | Hi, i am having this 'bug' when i tried to run my application using firefox browser. At my login page, the user will display a default value of '123' and password field will display a '*'. However, i did not even define a default value for both fields. I don't … |
 | Hi, I need to put Icons on a SWT Tree. is it by using setImage? But I don't know how to use it... please help me. thanks! |
 | Hello guys, please could somebody help me...there is a problem with logic in my loop with pretty the same structure in methods: [B]public void isMember()[/B] and [B]public void deleteMember()[/B] Compilator ignores the scanner and directly goes to else statement and puts it in the loop 10 times... [CODE] import java.util.*; … |
 | Hi I am a student needing help with my assignment. My assignment is a loan calculator that takes in a customer’s details such as name, address, occupation and the amount they wish to borrow. My assignment says the base interest rate is 9.7%, however: if the amount a customer enters … |
| | Hello, iam a student who is currently studying for an FD in IT, I need a bit of help with my java assignment and as it is a mortgage calculator i am developing, maths is not my strongest subject I have been trying to find out how to take in …  |
| | Hi, I have a code that writes data to excel using setcontentype(application/vnd.ms-excel) Now I want one of the columns to be formatted to currency. I do not intend to use any additional jars(POI, etc). Is it possible to achieve the task. Thanks  |
| | hey i have a little problem, how do i make this two triangle: O O O O O O O O O O O O O O O O O O O O i have to get input from user, that part i have done. but the problem is loops … |
| | Hello, so my question is this..lets say you have a file like this. Computer Science 01 //course number 30 //number of students that can enroll 4 //number of students currently enrolled Math 02 //course number 20 //number of students that can enroll 12 //number of students currently enrolled And i … |
| | I have a string, which is read from a database. The string can be just "null". I need to decide whether it is null or not? Among the following ones, what is the appropriate way to do it? [CODE]String a = …; If (a == null) If ( a.length == … |
| | Hi, I am trying to make a timer applet when I click stop button to stop counting, disappear stop and appears continue button and when I click continue to continue the counting. My code is : [CODE] import java.applet.*; import java.awt.*; import javax.swing.*; public class Timer extends Applet implements Runnable … |
| | There is some problem when i check username and validate it against password from my database.After checking password from request.getParamter() it should say "You have been successfully login"... Perhaps I am getting my own else block message"Incorrect Password..." which means there is some problem with the password thing. Here is … |
| | class Foo { public static void classMethod() { System.out.println("classMethod() in Foo"); } public void instanceMethod() { System.out.println("instanceMethod() in Foo"); } } class Bar extends Foo { public static void classMethod() { System.out.println("classMethod() in Bar"); } public void instanceMethod() { System.out.println("instanceMethod() in Bar"); } } class Test { public static void …  |
| | Hi, In my application in jsp page I calling thread which write in bean file. that thread execute query which is taking long time. so that before calling thread method executing one another query which is executed immediately. Here I am trying to making functionality by executing one query display … |
 | Hi friends Can anyone tell me about the difference between <%@include file="abc.jsp" %> and <jsp:include file="abc.jsp"/> :-/ |
| | Hi, I'm currently studying SWT Tree examples but I want it to be dynamic. since the data will come from a Database, I'd like to know how to do it? how to Insert new Leafs in a Tree? Please, make the EASIEST (DUMMY EXAMPLES). I'm really new here. if you … |
| | For the computation involving multiple types of variables, such as integer and double, is the following approach the correct way in terms of not causing any hidden error or information lost? [CODE] int a = 2; double b = 3.0; double c; c = (double)(a+b); c = (double)(a/b); [/CODE] |
| | Good morning all, Hopefully a quick solution, I've done some reading up on taking command line arguments and I almost have it licked, but I'm running into some trouble trying to send into a method.. I'll give you an example of what I mean Let's say I want to send … |
| | Hey, I am writing this program in which I get x and y coordinates on stdout from a C program.....something like 23 34 45 56 21 56 .. . and so on.... now I need to pipe these values into a Java program and display a cube at the corresponding … |
| | I'm trying to use Java to echo a command to another shell, but I have had no luck doing so so far. [CODE]echo xcommand | /usr/bin/tshell[/CODE] In the linux shell this is processed as echo xcommand to the tshell shell and works properly. In java all it does is echo … |
| | [CODE]RpcProxy<PagingLoadResult<BaseModel>>[/CODE] Hye guys. I would like to know what is the meaning of [B]<>[/B] in the statement above? What I mean is something like <BaseModel>. What is this? When is it going to be used? Thanks |
| | hi is there any difference between servlet and HTTP server. I want to develop client server model (two tier) please help. how to do it? |
| | Hi everyone. I've decided to learn C++ and have come to the inescapable step of having to choose my development environment. I have a short list of IDE's I'm considering but, since I'm new to C++ and programming in general, I'm confused as to which I should pick. I've taken …  |
| | hey there.. i m a begineer in this java.. i m developing a simple database program to keep records of patients for a small organization in netbeans 7.0 beta. i havn't developed the whole software.. when i test, it doesn't gives errors at first.. when i press the add record … |
| | Hi all, I'm just finishing the code part of an assignment I think I have everything working as intended with the exception that After either the prime number or stamp duty methods complete (A & B options) they don't "flush" the char choice (under the getChoice method ) The vowel … |
| | guys please help me ./.... what is the meaning of scanner and what is the uses of import java.util.scanner? need some help...... |
| | Hi!I'm new in java so I really need your help. The problem is how do I return a value if I made another choices again and again.. here's the expected output: Enter size of class: Choose Action: [1]Enter a Student [2]Enter list of student [3]Exit Enter choice[1-3] I created some … |
 | [COLOR="Green"]Can you spot what is wrong with the java code that I am doing. Here is the java code that I have been working on...[/COLOR] [CODE]import java.io.*; public class Konata { public static void main (String args []) { BufferedReader br=newInputStreamReader(System.in); int grade,answer=0; do { System.out.print ("\n Enter grade"); grade=Integer.parseInt(br.readline()); … |
| | In the code, I have [CODE]int a = 62; int b = 132; double c; c = a/b; [/CODE] This will generate the c value in the double format as 0.469696968793869 In fact, I only need to an approximation representation of c like 0.4697 Can you let me know how … |
| | [COLOR="Green"]can anyone teach me how to make a java code out of this situation?[/COLOR] [COLOR="green"][B]here is the situation...[/B][/COLOR] [COLOR="Red"][B]Write a program that accepts 3 integers and display the highest and lowest input. N1=100,N2=200,N3=50.[/B][/COLOR] [QUOTE][COLOR="Green"][U]Thank you![/U][/COLOR][/QUOTE] |
| | Hello, Thank you in advance for taking the time to help me!! My assignment is to write a dice game in java using the Die.java class.The object of the game is to reach a total of 41 or more by rolling a pair of dice no more than 6 times. … |
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