35,618 Topics
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| | can any one tell me wat r de searching methods available to find out nearby mobile devices in J2ME |
| | i am new in java ... i would like to know how 2 maintain an integer without having it to show the decimal after i manipulate it. Example: int y = 5; System.out.print(Math.pow(y,2)); it display 25.0 instead of 25 which i wan it to be. Help would be very appreciate …  |
| | Hello mates. I've made a basic cryptation program and I hoped that I could get some feedback from you guys. I know the cryptation algorithm ain't that secure but that something for a later version ;) And I also wonder what I can do to speed up the cryptation progress. … |
| | Well another semester has started almost done with all java classes, and now C++ has started. I like it so far it is shorter and somewhat easier code. I have a homework assignment which I have started on, but with just starting C++ not sure where to go. Class meets … |
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| | Please help me to find the definition and history of qubble sorting in java....this is a combination of quick sort and bubble sort.... |
| | I am having a problem with my program and I need some help. Anything would be greatly appreciated. I am running a guessing game. [COLOR="Red"]Syntax error, insert "while ( Expression ) ;" to complete DoStatement Syntax error, insert "}" to complete MethodBody[/COLOR] [COLOR="Green"]Here is my code:[/COLOR] import java.util.Scanner; import java.util.Random; … |
| | Got that one now for another problem. At the end I want them to either enter an "y" or an "n". Depending on if they want to run the program again. I need help doing that. Exception in thread "main" java.lang.Error: Unresolved compilation problems: The local variable y may not … |
| | Hello developers, Is there something wrong with my code? Im getting the error message saying my method, actionPerformed_Plus cannot be applied to the () in actionPerformed_Plus. [CODE] public void button2_actionPerformed_Plus(ActionEvent e) { actionPerformed_Plus(); //says the method below cannot apply here??? } public void actionPerformed_Plus(ActionEvent e){ if(firstTime) { String firstNumber; firstNumber … |
| | “Message Conversion Tool” acts as a tool which is used to convert the request (message) in one format to the standard format.Using this tool we can receive the request in any format, convert it into the standard format and send the response immediately.The request format may be of any kind …  |
| | Firstly I'm not sure where to put this post because it falls under java and vb.net, but since I'm guessing that the main part needs to be done with my java files, i put in here. OK, so i am trying to create a console application to run my java … |
| | Hi all, any idea how to call a C# method from a java class using sockets(need to access remote methods)?? |
| | hi friends, I am pradeep , i have a PC having configuration as: P-3, 1.2 GHz,256 MB RAM . when i am installing tomcat 5 ,it is starting properly but when I run any JSP page from the browser the message comes as "Server not found" . I have set …  |
| | I have two classes EmpData and VectorHandler. EmpData contains info abt employees like name and empcode Vectorhandler has a vector which stores Empdata objects . I want to use removeElement() which will delete the object which contains the particular empname/empcode from the vector. This doesnot work: [CODE]v.removeElement(empcode);[/CODE] [B]as empcode is … |
| | Hello friends , I have a problm accessing my objects in vectors what i am trying to do is store objects ( of a class defined by me) in a vector. I have two classes VectorHandler and Emp_database. In VectorHandler, I have a vector (Vector vect) which stores objects of … |
| | Hello everyone, well its my first time ever really using java but I did do some programming in python. Basically my first assignment is this and seems pretty easy: [url]https://mavdisk.mnsu.edu/lct/IT214/Assignment%201.pdf[/url] I have never done anything with class paths but it seems simple enough. First things first, is this the correct … |
| | I am doing a quiz where the user can choose from 3 different quizzez. My tutor told me to use binary files to store the questions. I have succesful done this. The answers are stored in an array. My problem is with a for loop that i have done, to …  |
| | I need to create a static boolean method, boolean isValid(String str) which gets a string and check the brackets in it... a correct expression is an expression as one of the following: 1) an empty string or a string that includes space only in it. 2) st1 +"" +st2, which … |
| | [CODE]public static boolean what (Node n) { if (n == null) return true; if (n.getLeftSon()==null && n.getRightSon()==null) return true; if (n.getRightSon()==null) return (n.getNumber() % n.getLeftSon().getNumber() == 0) && what (n.getLeftSon()); if (n.getLeftSon()==null) return (n.getNumber() % n.getRightSon().getNumber() == 0) && what (n.getRightSon()); return (n.getNumber() % n.getLeftSon().getNumber() == 0) && (n.getNumber() % … |
| | I need to write a method which check for every junction in a tree if he is a multiply of his sons. The method signature must be as following: public static boolean isChildrenProduct (Node node) For example: if the father is 10 and the sons are 5,2 returns true. Can … |
| | Please i am new in java and i need some help about how i can make appointment calendar as a java application by using java thanks |
| | Hi, Could anybody help me in this particular error.. Exception in thread "AWT-EventQueue-2" java.lang.NoClassDefFoundError: com/../../ Basically, I am loading up the applet on HTML page, which includes all the jars required. But it still gives me the above error. The jar which has the com package is also signed. Thanking … |
| | HI, i am new in VB. I would like to know whether VB have API like Java? Where i can search through API/documents to know the function of any built-in function or is there any website that provide information for all the build in VB functions? It is possible to …  |
| | helo zer,well am actually developing a course system where lecturers can upload all notes online and students need to download them.Can any1 help me with the codes to attach the files and insert them in MySQL database(for lecturers) and retrieve them from the database(for students) Thanks! |
| | When submitting a page via the internet, I get a 500 error and the name of the file. Are you able to help?? Basically I have an expense system implemented with JSP in JBuilder 4 using Oracle 9i and SQL Plus. When submitting any pages in the system, I get … |
 | Hi all, I was wondering if anyone had tried to use the Quicktime for Java platform to stream video in either MPEG-4 or MJPG formats? Can the platform be used in linux if it uses the third-party Quicktime for Linux? Or is there another platform that might be suitable for … |
| | Hello, I need to send the displayed jsp page in an email. My jsp has rows in a table and other good stuff like text, values, icons etc., Any ideas, how I can do that. I am familiar with the java mail, I am not looking for how I do … |
| | Hi All, I need help ASAP to read a csv file & populate a String Multidimensional Array. The csv file is a table of x number of rows each containing 3 columns of data to be read as strings. It will then enable me to print out this data into … |
| | hii ... i am trying to learn jsp technology . i tried a couple of ways to run the jsp pages but none was successful . can anyone temme the exact way to install a server and run a jsp page .  |
| | Hi people. I am new to this forum. In fact the reason why i registered here is my problems about making a JSP page work. I am using Apache-Tomcat I just wanted to test an html file. It was form.html.When i start tomcat and type ht*tp://localhost:8080/ everything works fine. But … |
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