35,618 Topics
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 | Hello to all who read this: I have been reading many of the posts here, where there are so many different levels of expertise. I am hoping that some of you may be able to provide me with some answers. I have read over and over again how formal training …  |
 | Hey guys, I was just looking into LinkedList and I came accross couple of methods. I quickly made a linkedlist and added numbers from 0 to 9 in the list then tried different methods such as pop poll, removeFirst and they all returned the same answer from 0 to 9. … |
| | The code simply captures your working window as jpeg image and stores it in the same directory as where your java class after compiling by javac is being stored |
| | i have a page with this code <?xml version='1.0' encoding='UTF-8' ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xmlns:h="http://xmlns.jcp.org/jsf/html" xmlns:f="http://xmlns.jcp.org/jsf/core"> <h:head> <title>Facelet Title</title> </h:head> <h:body> <h:outputText value="#{pros.handleIpn(request)}"/> </h:body> </html> and althought i can access this page throught internet ip:8084/path to the page when i insert this page … |
| | So I have like 20 errors in here can someone tell me what I did wrong or how I can fix them? I'm trying to write a program to get the area and perimeter of a triangle. import java.util.*; public class myTriangle3 { //Declarations static double area; static double perimeter; … |
| | I have an instance of Tomcat 7.0.32 installed. The server.xml is configured to use clientAuth="want" in the Connector. I have a Context that has a docBase set to be a network share. This particular Context I want the user to be authenticated before they can access it, otherwise I want … |
| | i have few txt files in one folder. i need a program that will open that folder and read all files one by one to find a string and give me output. so far i got code to do this from only one particular txt file. but i cant make …  |
 | Hi, I have written an application that identifies if the fisrt number entered is a multiple of the second number. The application also displays the multiplication table of the second number. What I am now trying to do is to identify which postion the multiple is. For example, 5 * … |
| | Hi, i'm new to java, can someone help to solve this question: In Wonderland a man distribute his monthly salary among his family as follows: • Half the salary goes on general expenditure in the house • one third of the remainder is spent on his car • Out of … |
| | Hello great programmers at this website. Hopefully your day has been good so far. I was wondering if you could help me with some Java errors related to the header of my program that I am doing for an assignment. Thank you millions for your help. Here is the code: … |
| | Hi guys I am trying to build a simple calculator but I cant get the answer to show in the output in Jtextfield here is the test // Testing Calculator import javax.swing.JFrame; public class CalculatorTest { // Main method public static void main( String[] args ) { Calculator calculator = … |
 | Hello, I've been trying to read txt from a file, and breaking each line into words and storing them in Array. Example. txt file C001 John Smith 999999 C002 Mary Agnes 888888 Here is my code. public class Customer implements iCommand{ static List<Customer> cust = new ArrayList<Customer>(); static private String …  |
 | I am thinking to develop a program/software to simulate autonomous driving car (artificial intelligent agent) using java. A car(agent) will move forward avoiding the obstacle in the dynamic environment. How do i start? |
| | I need my running java application to be able to detect a web address that is typed into any browser's address bar. This is because I need it to make a decision depending on which website is typed into the bar. It would be best if I can rather get … |
| | There is a project i am working on its a social networking between chilldren teacher and parents .I want to restrict typ of user to these three only.Do u guys have any idea how to initiate. |
 | how to write a pseudo-code for telling someone how old they will be in 15 years to come |
| | Getting errors in my java program.Please retify my program errors,Explain the mistakes? class Cine { double t=70.00; String i="CINEPOLIS"; String j="HAPPY"; { public void worldCine(); { System.out.println("Ticket rate:" +t); } public void worldCine1(); { System.out.println("Theatre name:" +i); } public void worldCine2(); { System.out.println("Movie name:" +j); } } public static void … |
 | Yes, I am new to Java as you will see from my post. I have done most of the work therefore; I am not interested in someone to doing my work for me rather I am looking for a new set of eyes. My program is to keep track of … |
| | Hello, team. When I run my program it is not allowing me to run this program. Looking to the professionals for some help. Tester import java.util.Scanner; public class ProductTester //the class ProductTester { public static void main( String[] args, Object getPrice) //the main statement { Scanner user_input = new Scanner( … |
| | Hi All, Interfaces cannot be instantiated. Could you please explain why the following is valid: interface MyInterface{} MyInterface[] myInterface = new MyInterface[]{"a", "b"}; Cheers! |
| | I tried dreamincode but the mods there are pretty mean so i have come here to humbly beg for help. First off let me start by saying I'm a new programmer and I am frustrated and cofused by the class i'm in prg 420. I need to pass this assignemn … |
| | Hey there everyone, I have been a computer programming instructor for several years now. I like helping my students, but every year, they are the same age, and have generally the same skill set. So yes, I'm getting bored: it just feels like doing the same thing year in year …  |
| | Hi there I have a problem which I would like to get solved. I am making a ultra modded survival server (a minecraft modpack) and I have created the whole server but I still have one problem, biomes o plenty is not working. I have the server.properties level-type set to …  |
| | Right now I'm having a problem getting my program to run, it compiles with no errors. The only previous error I had was that it stated reached end of file while parsing which I think I fixed. Can anyone help me? import java.util.Scanner; public class Payyroll2 { public static void … |
| | Hi i need help with the code ive done in java, iv got a project im doing and i get this when i run my program. --------------------Configuration: <Default>-------------------- Usage: java [-options] class [args...] or java [-options] -jar jarfile [args...] (to execute a jar file) where options include: -d32 use a … |
| | Hi! I'm having hard time where to put the system.out.print code in my assignment. please check my codes, I'm still new and learning in java sorry If I have mistakes :) here: import java.util.Scanner; public class SelectionSort { public static void main(String[] args) { Scanner input = new Scanner(System.in); System.out.println("Enter … |
 | Hello, I mainly wanted some tips and advice on ways to optimize this code, it's actually an exercise from my class' power point file. It says: Exercise 1 Sam and Ella's Delicatessen wants you to write a program to take orders from the Internet. Your program asks for the item, … |
| | Hey guys, I made the game Rock Paper Scissors where 2 players can play against each other. Here is my client's GUI ( The server doesn't need 1) and I was wondering what else to do to make it better looking/more "advanced". Any feedback is appreciated - The entire GUI … |
| | In a 4 player network big 2 card game. how do I track a player turn? so in my program, my server will wait for 4 clients to login. my server will spawn a new thread each time a client is connected after 4 clients have log in, the server … |
| | This is a contiunation of https://www.daniweb.com/software-development/java/threads/484036/java-network-game-keeping-track-of-a-player-turn# Right now my server will read for incoming connections from the clients. if it reaches 3, it will break off from the while loop and any more clients connected after that will be refused. I set the first player by doing this. game.currentThread = … |
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