32,199 Topics
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| | I developed some applets that at a fixed interval, say 1 second, update a value on the page. The pages with the applets are displayed in a frame, and the frame page structure has one frame on the left, with the menu links, one frame on the bottom, with another … |
| | hi ...I am tryin to do this methods homework...I have to have a system.println for a void method..I know u cannot have a return for void method..but can u have a system.println in the main method for the helper void method? |
| | I have a fortran program where I am suppose to write a set of java classes that implements some accounts and the required transactions and a main test program that exercises the classes based on the specified information we have. I can't put all the info up here bc it … |
| | How would you click a submit button on a form using winsock? thanks for any help |
| | [indent] [color=darkslateblue][b]Sun Microsystems and Google plan to announce a collaborative effort that some analysts speculate could elevate the profile of the OpenOffice.org and Java software packages.[/b] [/color] [color=darkslateblue]Details won't emerge publicly until Google CEO Eric Schmidt and Sun CEO Scott McNealy take the stage on Tuesday at a news conference … |
| | I have an array list that stores some files. These files are shown to the user. Depending on the index chosen i will input the file to the program. There fore i write [code]//initialization List projecList = new ArrayList(//........); //body String getproject = projectList.get(index).toString(); updatepd(getproject);[/code] if i system.out.println() the getproject … |
| | Sorry for confusing the issue by including the Format source code (I did not realize all structure format would be lost on the web site). The basic issue is this. I have a very small project (3 files). From one routine I can easily make a call to a printing … |
| | Hello All, I need some help with my class assignment. I have two numbers ie. 100 and 200 and I need to convert them to hexadecimal numbers. The catch is i have to use recursive function. Thanks in advance for any help. Regards, Robson13 |
| | hi I have a problem working a project for my school assignment but I keep getting this error and I have no idea what the problem is. Can anyone tell me what is wrong with it? the erroe messeges are Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException at SearchGui.showResults(SearchGui.java:46) at SearchGui.invokeSearch(SearchGui.java:76) at … |
| | I am trying to construct a JTree to show the following data. The program should he able to read any data in this format. [B]ChildNode[/B]--------[B]Parent Node[/B] Employee--------Root Visitors----------Root Staff------------Employee Students--------Employee Graduates-------Students Undergrads------Students Interns----------Employee,Visitors I have this two columns of info stored in two linked list. LinkedList A and LinkedList B. … |
| | I have attached my current source code to this message. It is in .java format. Here is a brief description of my problem: I have a program which accepts input for a Purchase Price, an Amount Tendered, and then displays the Change Due. Also, it must display the number of … |
| | Hi, Why are Java programmers not provided with a [B]sizeof[/B] operator as in C/C++ to know the size of the datatypes or objects..? Do the programmers really dont need it while using data strucures...  |
| | Hi, Can anyone please tell whats the size of a [B]boolean[/B] variable declared in Java? |
| | Hi, I am new to java.Can u Plz help me.I have a JcomboBox. I want to display all the ItemId from the database in that JComboBox. I don't know how to do that.Its Displaying only 1 item.ie.first record.Can any one plz help me. The code is:- public String selectItemID(){ String … |
| | I am designing a Rinex file reader class in Java and this is my first project in Java. I need to store data into an array or vector. I am reading the data from the file related to the time the data occurs. At first I tried to use an … |
| | Hello. I wonder if someone can please help me on this programming code. I need to convert A to binary, representing the answer as an 8-bit unsigned binary number. can anyone help me please on how to do this. thank you... Raza |
| | Hi was just wondering if i can use java for PIC programming as we can with C or Basic.Or can we use java for microprocessing.... |
| | hi forum, i hv used an iterator to parse over the contents of a LinkedHashSet collection.while iterating i hv to add new contents(URL links) to the collection.but adding of new content after the creation of an iterator throws an exception.I must use this particular collection for my program.i m in … |
| | I am trying to link a Core Java class (Format) that has worked well for me for years. In the same project, I have a routine that makes a call: Format.print(os, "%5.4f\n", fVar); I get a msg from the JBuilder compiler: Cannot resolve symbol: variable Format in class.... The thing … |
| | I want to be able to display a default image if the java applet is not inited, just like if they don't have java enabled, I want a default image. I know how to do the latter, but is it possible to do the first? |
| | Hi everyone, First of all ,this is my first new threads and grant to someone who opened my threads to ingnore my horrible mistakes. I am the student of learning Java Program and i would like to know whether a virus can be produced with Java and if so , … |
| | is there a downloadable program off the web that is similar to Xcode for mac but instead runs on pc thanks |
| | hi people, i have encountered this error message "unclosed character literal" while compiling the below program using bluej. I wonder what is wrong with the code,do enlighten me. Thanks!! public class Address { private String street; private String city; private String zip; private String state; //Default constructor public Address ( … |
| | hi all i have installed jdk1.5.0 in gentoo linux and having the following problem can any one help me out what should be done i had just installed gentoo. i am not able to set a java heap size of more than 2600m on these machines. I m getting following … |
| | CAN ANYONE EXPLAIN THE OUPUT AND THE ERROR OF/IN THE FOLLOWING PROGRAM /* Debug this program */ class WomenMen { unsigned int i; String stirng s[]; String name[]={"men","women"); private f(int i) { system.out.println(String[i]+" "); } void main(String arg[]) { System.out.println("Press 0 to enter men's name /n press 1 to enter … |
| | Here's the problem; I need to write a recursive function that outputs permutations for a given input n; such that the output looks like: Given n=3, you'd get. . . empty set 1 1 2 1 3 2 2 3 3 1 2 3 The order in which the subsets … |
| | hi forum, yesterday i posted a question regarding removing duplicate objects in arraylist and looking at the replies it seemed to me that hashset will be a better option than arraylist.problem is that i want the contents to be itearated strictly in order of their insertion, but the books say … |
| | Hi all, I want to begin programming in either Java1 or Java2 (probably Java2 as it is the more recent). Are there any free Java2 compilers on the internet (like the Bloodshed C++ compiler) I could download? Thanks |
| | Hello Everyone, I am sorry to post this in the java forum but I was not sure where to post this so if you know of a better place in here, let me know. I already tried the computer and engineering forum and I figured Java people would know Matlab. … |
| | Hi, As I have not succeeded in making JMF show live broadcasts of MPEG 4 format ,I thought of trying out Quicktime player,as here too we have quicktime for java.So after installing,I entered the url as rtsp://myserverip/mpeg4/1/media.amp Thus i got the response...Connecting...Buffering and then Showing Live Broadcasts.. But still I … |
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