35,619 Topics
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| | Design program Infix that will convert the expression from infix notation to post fix notation using Stack operation. Observe hierarchy of operators. Sample Input/output Enter infix : 4+6*7-8 Postfix equivalent is 467*+8- |
| | I am using a Jtextpane in my application. I want to add line number in it. How can I do it. please help.... |
| | Hello, I have a to make a class called fibonacci. This is what is given to us : fibonacci(0)=1 fibonacci(1)=1 fibonacci(n)= fibonacci(n-1)+fibonacci(n–2) Below is an example of running the fibonacci class as an input of 6. The output is: fibo(0)=1 fibo(1)=1 fibo(2)=2 fibo(3)=3 fibo(4)=5 fibo(5)=8 fibo(6)=13 [B]My code is:[/B] [CODE] … |
| | Hi, I am trying to get a Javascript working in an XSL document and i can't seem to make it work for some reason. I have placed the following code within the head of my document. [CODE] <msxsl:script language="JScript" implements-prefix="user"> <![CDATA[ function popup(mylink, windowname) { if (! window.focus)return true; var … |
| | define briefly about DTW algorithm for voice recongnition also how to implement java speech api in netbeans???????????????????????????????????? |
| | Other than the usual [CODE]AudioInputStream stream = AudioSystem.getAudioInputStream(ClassLoader.getSystemClassLoader().getResource("____.wav")); DataLine.Info info = new DataLine.Info(Clip.class, stream.getFormat()); Clip clip = (Clip) AudioSystem.getLine(info); clip.open(stream); clip.start();[/CODE] Since the buffer limit is 2mb for an UNCOMPRESSED wav file so... it's pretty obvious how crappy that is... and that's about all I found on the net since …  |
| | Can anyone help me with this java problem? Here's the problem: "Write some code to demonstrate inheritance polymorphism. Create a superclass class with 3 subclasses. The superclass should have a method that prints out a line identifying the current class (something like "I am a Superhero"). Two of the subclasses … |
| | Is there any [I][U]relationship[/U][/I] among the [U][I][B]bounds[/B][/I][/U] of a [B]type [I]parameter[/I][/B] in [B]Generics[/B] i.e. whether they are channeled([B][U]subclass[/U] or [U]superclass[/U][/B]) [U]uniquely[/U] [I]sequencially[/I] or [COLOR="Green"]differently[/COLOR] ? :confused: We use [COLOR="Red"]extends[/COLOR] clause once to inherit some only one class and to inherit others we have to [COLOR="red"]implement[/COLOR]. But for multiple bounds in … |
| | hello all i have a jsp page.in which i am searching a particular string.what i want is to search details corresponding to that particular string and show them in the html table. can anybody suggest me the fastest way to search.Currently i am using shell scripting and it is taking … |
| | In which package is Grid(in-built) class is there? I guess util. But Grid creation using create() shows error. |
| | Hello. I'm not really sure on how to explain the problem, but here goes. I'm creating a Traffic Simulator of a cross junction. I currently have car objects moving, with working traffic lights. I created a variable array for the car class which creates several car objects. Then the lane … |
| | i have a codelike this: [CODE] do { int i; }while(i!=0); [/CODE] Shows error "Cannot find symbol i" |
| | Write a java program to repeatedly get two numbers from the user and display the sum of their squares. User numbers and result are real numbers. Repeat this interactive input/output until the first number exactly matches the sentinel value 990. Do not process the input matching the sentinel value. For …  |
| | i'm a beginner in coding and i try to write a parking lot program. There are 3 classes in my program. Could anyone help me out ,I got stuck in the record class which is datetime in and out and how to set overtime price. ****sorry about my bad english. … |
| | I m developing module in my eclipse IDE, I have designed a web page using JSP and Hibernate concepts where in i have to enter required details and after clicking on submit button they are directly entered into database. this part is done successfully but the only problem is when … |
| | I am developing a tool using java swing. In it I have to read a .vbs file. I have used the following code for it. Scanner fileReader1 = new Scanner(new File(fileName),"US-ASCII"); while (fileReader1.hasNext()) { System.out.println(fileReader1.nextLine()); } where fileName is valid .vbs file path This is working only for .vbs files … |
| | hey guys i got this new project for my java class and got the overall idea but my code still does not seem to work ...here are the directions: - make a 5X5 boolean array assign 5 random elements for 5 ships - user can have 15 guesses to find … |
| | Hello i have created a webpage for a project using jsp in netbeans. I have created a listbox. I want it to display data from database(MS-access) and I should then be able to modify data in database like I should be able to change an entire record through the listbox … |
| | Hi everyone, I have to read a RGB image and then convert it to YUV. Could any one please tell how should i do this? Thanks. |
| | [CODE] private void depositButtonActionPerformed(java.awt.event.ActionEvent evt) { AdminLoginPage adminLogIn = new AdminLoginPage(users.get(accountNumber).userName, "deposit", users.get(accountNumber).balance, Double.parseDouble(depositAmountTextField.getText()), users); adminLogIn.setVisible(true); customUserDetails1.setText("Welcome " + currentUserName + "! You Have $" + (adminLogIn.getBalance()) + " Available."); depositAmountTextField.setText(null); } [/CODE] AdminLoginPage is a JFrame Constructor Class that displays a certain users account information and asks for an … |
| | Hell can you help me on this,how can i insert a new node in the binary tree and to keep track the current node example: input number: 50 Succesfully inserted! input number:40 this will print "inserted at the left of 50" input numbr: 80 this will print "inserted at the … |
| | Hi, sorry a bout this question but I have no Idea how I would texture something drawn by using glDrawElements? From what I gather you need to use glTexCoordPointer? but I'm still really confused. [CODE] public class DrawWater { public Expr2 func; // The function that is being drawn. private …  |
 | Help me in correctinf the errror i encounter here, i want the image file i have selected using Jfilechooser to be set on the image panel. i tried this but it failed: picthandler.setImageIcon(file); Here is the class Code , i have commented exaclty whr i want the bug to be … |
| | I am a beginner JAVA coder, and yes this is a homework assignment for a online class... I am stumped, and cannot get help fast enough when it is 11pm at night :<) To better explain, I need to be able to have four methods. My first method contains all … |
| | I am trying to write this program to get a user inputed number of grades up to 15. I then need to add the grades, find the largest, smallest and average of the grades, and finally display the results. Here is what I have so far. I can get past … |
| | Hey everyone, and thanks for taking the time to read my post. Basically, I have a JFrame called "loginPage", that, well, is a login page. If a user logs into this page with the correct credentials, a new JFrame object called accountDetails opens (Or is constructed). Now, Is there a … |
| | I am trying to create an applet for people to enter information, and the program should return a certain stat. However, after the user inputs all of the necessary information, no data is returned but this error message is: Exception in thread "main" java.lang.NullPointerException at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:991) at java.lang.Double.parseDouble(Double.java:510) at Player.toDouble(Player.java:110) … |
| | I'm busy working with servlets now and when I try and compile them, I get erorrs stating that it can't find javax.servlet etc. Getting errors where I do the import statements to them. So apparently I have to add that servlet.jar file to the CLASSPATH? And that file can be …  |
| | can anybody describe me about java speech api with an sample code, and also how to get the java speech package and how to use in netbeans software?????:( rely me as soon as possible |
| | The monthly payment on a loan can be calculated using the following formula: amount * R monthly payment = -------------------- -N 1 - (1 + R ) where: amount is the amount of money borrowed R is the monthly rate of interest for the loan N is the number of … |
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