32,204 Topics
 | |
| | 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 …  |
 | 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 … |
| | 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 … |
| | Hello All, I am trying to double the size of an array and copy its contents to the new array. I keep getting the following errors with the following code snippet: '.class' expected not a statement Here is my code: private void cpyArray() { if(itemCount == item.length) Doll [] temp … |
| | hi people im hemamalin doing ma 4th yr in software field.. i hve gotta mini project and im wrking upon it. its dat im using java eclipse as ma software and i would like to hve basic pdf documents so dat i can learn from it, it would be kind … |
| | So i have an UML diagram from wich i must define my code for my Customer class , and the start of the diagram attributes is with that -accounts : Account = new Account() , so i typed for it : private Account = new Account() accounts; and then i … |
 | [B]I want to build a software of data modelling like [URL="http://www.dds-lite.com/"]dds lite[/URL] The 1st thing I wanna do in dis case is to make a erd editor using java , please give me some idea about the java packages and classes should be used.. please provide some tutorial about this …  |
| | hi friends! i have created a button on my applet. the button name is "PRINT". i wan the code for this button ,such that the print out of the information given as input to the applet must be printed. is there any command in java to directly get printed from … |
| | I have a Java assignment due tonight, and I wrote this, but it will not compile. Can someone help me see what I'm doing wrong? Thanks! My assignment is: "Modify the Payroll Program application so it continues to request employee information until the user enters stop as the employee name. … |
| | i have a small application which checks for username and password in the database and forwards the users to restricted pages on confirmation. i ve uploaded the application on eatj.com for testing, now my problem is that the session creation code is not working in [B]Internet Explorer[/B].means every time i … |
| | Hiii.... i'm final year engineering student(cse).... i've to do one main project in java/j2ee/j2me...... pls suggest any good n latest topics..... thanx..... |
| | Hey guys, gonna try and explain this in an hopefully understandable way. I've got my GUI which is called a GUI class which is a singleton so I can access it anywhere in my code and manipulate the GUI object. I've also got a sharedMemorySection which again is a singleton …  |
| | Dear All, Since one cannot write the ping command in java because real ping requires ICMP support, and performs a very basic test that there is an IP protocol stake "awake" at the requested address and this is not supported by java. this code is not a "ping" in the … |
| | Hi, I am trying to compile a code( which was written and compiled in 1.4) in 1.6. It gives few errors, when i compile in 1.6 for eg: compareTo(java.lang.String) in java.lang.String cannot be applied to (java.lang.Object) if (NatureOfAddress_SidNumber_str.compareTo(vTemp2.elementAt(iLoop)) < 0) Is there anyway i can suppress the warnings so that … |
| | Hi, I need help with a timetable which must do the following: 1: Input: program name Output: list of core and option modules. 2: Input: module name Output: module leader, activities, credits, when run, constraints 3: Input: activity name Output: room(s) 4: Input room number Output size, condition, available resources … |
| | Hey guys, I'm lost in terms of how to get 1 thread to stop another thread by changing one of its values. Ie say I've got a JButton which when pressed invokes thread 1. I've also got another JButton which when pressed stops thread 1 from processing. I'm lost since … |
| | I've read plenty of java Swing forums or questions and none of them have the right answers. I am trying to dynamically select a node in a JTree by searching for it using a search panel based on its property. My jtree allows single selection model. (SINGLE_TREE_SELECTION). [CODE]jTree.setExpandsSelectedPaths(true); // jTree.expandPath(treePath); … |
| | Hi everybody, I have a class called "dynamicArray" which makes use of static array and provides addElement, deleteElement methods, etc. It stores the datatype, "myObject". I want to construct the JList with the instance of dynamicArray class, say myDynamicObj. so that whenever when I delete/add element from/to dynamicArray the JList … |
| | [QUOTE] ArrayList<ArrayList> liste = new ArrayList<ArrayList>();[/QUOTE] eclipse saying : [QUOTE]ArrayList is a raw type. References to generic type ArrayList<E> should be parameterized[/QUOTE] The list should be containing some strings and some integers. So what I should write is ArrayList<ArrayList<MyClass>> to get rid off the warning. The problem is I dont … |
| | Hello developers, Im still practising my programming with coding a calculator after some reading on the basics of Java. Could really use a pointer or two here. I wrote a calculate function(calculateResult). The error message I got says that the function cannot be applied on the 'number2' argument. (on line … |
 | hi there guys! I have a scenario that is presently giving me sleepless nights. I need to call an asp method from an "onclick" html event but the method is being called too early. [CODE] Public Sub CheckForSomeErrors() If Session("FliteDate") = "" Then Response.Redirect("../Errorpage.aspx?ErrorDetails='Flight Date' cannot be blank!! Click 'Previous' … |
| | Write a java program that uses inheritance to extend box. Use the extend keyword to include weight. // use the super keyword to access the variables //of the parent class, remember that only weight(m) //was declared in this class but the other three //were declared in the parent class so … |
The End.