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Not an ArrayList. An Array. For some reason, my teacher (or rather, the lesson plan we are using) requires that we make a program that takes an array of integers and removes all the zeroes. So far I have: [CODE] public void remove(int index) { for(int i = index; i … 
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Hi I have a simple jsp page in which there is an ajax call on an input string which returns the upper case of the string in json. This is working for the first time but not on successive requests. I am using the GET method. Why is it not …
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Hi I am not been able to receive URL parameters passed from my ajax code in my jsp. Here is the code [CODE] function showDetails() { document.detailsForm.sltdUser.value = selectedUserID; alert('selectedUserID' + selectedUserID); var httpRequest; var url = 'showDetails.jsp?sltdUser = ' + selectedUserID; if (window.XMLHttpRequest) { // Mozilla, Safari, ... httpRequest …
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Hi I am unable to pass value from one jsp to popup jsp. Code [CODE] <form name="detailsForm" method="post" onsubmit="return showDetails(this); "> <input type="hidden" name="sltdUser"> <input type="submit" value="Details"> </form> function showDetails(detailsForm) { detailsForm.sltdUser.value = selectedUserID; alert('selectedUserID :' + detailsForm.sltdUser.value); // works fine window.open('showDetails.jsp?abc =' + detailsForm.sltdUser.value); } [U]showDetails.jsp[/U] <% String abc … 
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Hi Can anyone please help me as to how to print in java? Please tell me the basics first and then how to change the configurations.Actually I need to print in a thermal paper for issuing tickets. Can anyone please help? Thanks Abhik
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Hi I am using tomcat 5.5 and I am unable to connect to mysql server(Wamp2.0i). Here is my code: [CODE] <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <%@ page import="java.sql.*"%> <%@ page import="java.io.*"%> <html> <head> <title>Connection with mysql database</title> </head> <body> <h1>Connection status</h1> <% String connectionURL = "jdbc:mysql://localhost:3306/names"; Connection …
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How do i compare two linkedLists so that the onutcome is a sorted linked list from least to greates. Heres my code so far. list1.txt 1 2 3 7 9 10 13 list2.txt 4 5 6 8 11 12 14 how do i compare the two and make it into …
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I need to sort the students in array in ascending order of first name. I tried to do arraylist but it didn't work. Can someone please help me with this? Student.java [code] public class Student { private String firstName; private String lastName; private String studentNumber; Student(String fName,String lName,String sNumber) { …
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I need to use the valueOf method to return a string representation of a boolean arguement but I don't know how to use this method. Here is my code at the moment, if the inputted file name ends with .txt then 'true' is returned, if not then 'false' is returned. …
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Hi! i need to insert a new element in an existing xml document. for example, [code=xml] <details> <person> <name>Anu</name> <email>abc@yahoo.com</email> </person> <person> <name>thara</name> <email>xyz@gmail.com</email> </person> </details> [/code] In this document if i want to insert another element using Xpath, say,<publisher> in <book> node, how to insert it. I'm using DOM …
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Hello all. I have the TreeSet Component that won't add any thing uising the add method ex: [CODE]nameSet.add(projectName);[/CODE] The exception always gets the text in the String projectName xxx for example. and Throws nullpointer and traces out the string but adds null to it. ex xxxnull What more do I …
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Re:
Alphabet array
Hi Everybody, I've created an array to hold the alphabet . It uses the scanner class to ask the user for a position in the array and print that. I have the first part working however I need to use system.array copy to create a new array of size 27, …
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In which Java's library is binary search tree found ?
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hi i have the next problem i have an array or arraylist from class Student which has firstname, lastname and grade. How can i sort them by grade (value) - ascending and descending? [CODE]package zadacha_1; import java.awt.List; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.Comparator; public class Zadacha_2 { /** …
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I have got given a homework: FileDescription program requests (as shown) and reads three lines of text. It then processes the data. For each line the first string (containing no spaces) on the line is a file name – followed by a file description. If the file name has the … 
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Re:
Help please!
I have just been learning Java this year, and i am to construct a virtual ATM machine. I stumbled across an "incompatible type" error. Here is my entire Syntax Code: import javax.swing.*; import java.awt.*; import java.awt.event.*; public class BankMachine extends JFrame implements ActionListener { JFrame FraWelcome, FraRegis, FraLogin, FraRegised, ErrorRegis, … 
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hi how i can do this by StringTokenizer Is there a more easy efficient method?
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