32,204 Topics
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| | I doing my University assignment. I need help for accessing html option button values using Java Servlet. Any help in this regard. [CODE] <html> <head> <title>Result</title> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> </head> <body> <h3> Select one option for each MCQ</h3> <form method="get" action="http://localhost:8084/MCQs/Webapplication1/src/java/serverlet"> <table width="730" border="0"> <tr> <td> <strong>1. Java is …  |
| | Hi there, I'm working on a UI for a program ive been writing for the past few weeks and have encountered a problem getting my windows to pass input control.. My main program runs in a window which extends Canvas and implements Keylistener and is opened by: [code=java]MainWindow myWindow = … |
 | Hello, I have a problem with this method: [code=java] public boolean addRaceDrivertoTeam(String driverLicenseNumber,String nationality,String constructorName, String fullName, Date dateOfBirth , int worldChampionships, int totalScore, int highestRaceFinish){ RaceDriver driver = new RaceDriver(driverLicenseNumber,fullName,nationality, dateOfBirth,worldChampionships,totalScore, highestRaceFinish); Constructors con; con = Constructors.valueOf(constructorName); RaceTeam team= new RaceTeam(con); if (driver.getRaceDriverKey()!=null) if (raceTeam.containsKey(con)&&(driver != null) && !team.isDriverExists(driver)){ … |
| | Good Day All, I have a problem with a database program. The program is to create a database for a Stocktracker program. The details for the code, I got directly from our textbook, and it compiles perfectly, but as soon as I run the program it gives me the following … |
| | Hello all, I am trying to display time in the following format that represents hours and minutes: hh:mm [code] public String getTime() { String time = String.format("%tI:%tM", hours, minutes); return time; } [/code] For some reason I keep getting the following error: "The method format(String, Object[]) in the type String … |
| | Hey guys, [INDENT]I just want to know if its possible to code a java program that will automatically logs you on your online accounts (e.g. such as yahoo mail, facebook, gmail, multiply, or even in this site) using your own username and password you use to register on such accounts. …  |
| | Picture 1 down below is of a Maze program I wrote as it looks when you open it. Picture 2 is the same Maze after the program finds its way out. I want to alter the code so the program adds each blue spot one at a time as it … |
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| | Ok, as I mentioned to Ezzaral, I'm working on learning Eclipse RCP but it is pretty hard to find good resources. I've found one good resource but it was written in 2006 and I'm really looking for some up to date online tutorials or resources using Eclipse Ganymede. Does anyone … |
 | Hello, everyone! I will graduate in this month, and I have contracted with a software development company as a Java Programmer. I am, however, wondering how could I become an excellent Java programmer! I need some suggestions on: how to improve my development skills? what kind of book or journal … |
| | this is a code for my project ,the project is In the beginning of the program, the users will choose either to create the road by them self by entering the speed of the car, the lane in which the car is moving and the position of the car in … |
| | I need to write a applet that displays between one and three figures that walk across the screen at different speeds form left to right. I have one figure walking across the screen but can't seem to get figure two or three to work correctly. This is what I have … |
| | Hi, I'm using 2 JButtons on my JApplet. The thing is that, the buttons do not show up until I roll my mouse over them? The regular Button works, this problem only occurs with a JButton... I only want to use the JButton because I need set a image button …  |
| | I have to write a GUI based quiz game in Java, but I have no idea how to use the following code to finish the program. The questions and answers are in a text file. Please help!!! [code] public class QnA { //index of correct answer when calling the getAnswer() … |
| | I'm trying to figure out how to merge to full, complete binary heaps if their heights differ by more than 1. For example, a heap with 7 elements merged with a heap with 31 elements, etc. Here's my Java Code for the problem. I can't quite figure out what I'm … |
| | Hi how can i trace in netbeans ??? (run line to line)  |
| | need some guidance on how to make JTable look something like this: [img]http://imgkk.com/i/pQTxSCQf.jpg[/img] so far on searching i'v found nothing concrete and what i have found is scrambled between multiple .java and hundreds of lines. not readable to me. what/where should i look into that would provide me a skeleton-like … |
| | I need to write a program to print the below pattern of * representing the alphabet X. I am unable to print an X using asterisks in the post. I hope you can understand the below explanation. The X should have 7 rows - with three rows at the top … |
| | Hi guys, I am using boolean variables as flags in a program and i want to be able to invert the value. for example if the current value is true, then it must be changed to false; doesn't matter if i don't know what the current value is. |
| | I am an absolute beginner in JAVA, i want to know how to upload and save an image in a prescribed folder. sorry, i tried my best to search for this in the net, but i couldn't find any related to this, and also i do not have any sample … |
| | Class A has a MouseMotionListener which updates cursorLocation every time its called; Class B extends A. the idea is to make B's lastSelected update once cursorLocation is updated and println the new coords. i thought paintComponent could be used for that but im sure theres something obvious im missing: [code="java"]import … |
| | Please help me in the below program Write a class named 'Stack" that has two methods named 'push' and 'pop'. The class has the following members: Member variables : int array [] int n ------------------------> size of the array int top Constructor : to initialize n, array and top. Member …  |
| | I am in my final weeks of my first Java Class. I have the next part of my program due over the weekend and I am stuck. The assignment is as follows: Modify the Inventory Program to use a GUI. The GUI should display the information one product at a … |
| | Hi there, Im not very good with coding UIs but having to do one for a program im writing atm.... I have two windows in seperate classes and they both extend JFrame. From Window A i open Window B from the menu options but when i then want to close … |
| | Please tell me how/where is it explained on using Java Tables? I know about JTables, but the problem with that is that I can't seem to get rid of the onClick MouseEvent on that... I need a static table basically with 2 columns and 1 row. ~ Thanks! |
| | i already connect to internet. but if im trying to access the site, it only gives me the code (page source) of it. why is that? |
| | Hello everybody! I want to create a JTable (showing data from mysql..) on a Panel. But I dont get it..nearly every method is unavailable. Here is my code for creating it on a frame: [code] package gfx; import java.awt.*; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.io.*; import java.sql.*; import java.util.*; import … |
| | what is the difference between throw and throws clause in java???? mmm.....i no that all methods in java use the throw statement to throw an exception and the throw statement requires a single argument : a throwable object.... but plz can any1 tell me the function of the throws clause????? |
| | Hi, I am trying to use MySQL full text search in my application, but surprisingly the query doesn't seem to be working for keywords like 'ASP.net','Vb.net' The query is given below, [CODE] SELECT * FROM tbl_postedjobs WHERE MATCH (keySkills) AGAINST ('ASP.net') [/CODE] |
| | I am still kinda new to programming and I have a questions (yes it is a homework question), but I am not looking for you to give me the answer. I would like someone to explain to me how to go about determining the number of key comparisons for an … |
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