64,152 Solved Topics
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| | Well, here i m trying store the some vertices(4) in an array. and trying to read them. But i m getting an error of "Array Index out of Bounds Exception. I know the error is in the line i have highlighted(red). And i have tried various methods. But not working. … |
 | last semester, i did an airline reservation system. we need to create another system for this semester. any suggestions? [except inventory and enrollment systems] thanks  |
| | im working on a function for a custom list class that writes all the items of the list to an output file. However i keep getting this error: no match for 'operator<<' in 'fout << nodePtr->List::Node::myItem' and error: no match for 'operator<<' in 'fout << ' '' i think ive …  |
| | My prob' is that when I type 'Amanda' when the program asks for my name, it returns Hi. I want it to return Howdy when I input 'Amanda', and hello for all other strings. This is my program: [CODE]#include <stdio.h> int main() { int nothing; char namn[20]; printf("What's your name?\n"); … |
| | Hello Every one is there any body who could help me on how to open a doc file and how to read its content thanks in advance |
| | Hey Guys. Im having a hard time figuring this out. I realize there are a bunch of topics out there discussing this problem but I couldn't find anything that was helpful to this particular situation. [CODE] #include <iostream> #include <string.h> using namespace std; typedef char charType[4]; int main() { char … |
| | I tried to create an array that would increase its own size depending on the user's action. For example: The user types the name of one contestant, the array contains only one element (the name), later the user enters another contestant, the array becomes an array of 2 elements, each … |
 | I have a microsoft report viewer generated report with tables and all. I have images also in the report. I have to load a image control with a image at the time of report generation. embedded images seems to be from design time. I found some posts to this subject …  |
| | Good day! I just need some help/solution on how to prevent the user to resize the form when the width of the form is less than 8,220. Thank you guys for giving time. God bless |
| | Hi, I am learning inheritance and abstract base classes. I need to define an abstract base class (ABC) that provides interfaces, and a derived class (directly from the ABC) that provides the implementation. The derived class may need additional member functions and variables (both, public and private). Using a pointer …  |
| | Hi... I've been trying to edit and rewrite my code for quite a while now but no matter what I do the program only ever reads the last instance of a class that I declare. For example, [CODE]Fraction ni = new Fraction(3,4); System.out.println(Fraction.lcd(ni,new Fraction(3,2)));[/CODE] > This code is supposed to … |
| | Hey again everyone, it's been a while since I've posted here.. What I'm trying to do, is get the command-line argument and convert it to hexidecimal. Example, if the file is named 'test', you would call it with test 72 Or something similar. I have it working, but after MUCH … |
| | Im making a sim of a robocup for a project and it would really help make the code easier to read if I could have an array of players but I cant dim and array as new and my players are all a class I made called gameobject. How do … |
| | Hi everyone, this is my first post on this site and I was wondering if anyone could help me with this. I'm sorry if my coding style is strange, I'm relatively new at this. The program is supposed to prompt the user to guess a number between 1 and 1000, … |
| | Hi, I'm writing a function that takes a word doc and returns the number of pages in it. I have the function working and returning pages except that it opens a Word dialog asking if I want to save changes - does anyone know how to stop this? I have … |
| | I have a hmwk assignment that i'm stuck on....It calls for a while loop so I need to basically repeat this 4 times but I cannot for the life of me figure it out....any help would be great I narrow the code down so it works when I input the … |
| | This may sound like some simple stuff but I'm getting lost and my professor is hard to reach so if anybody can help me I'd greatly appreciate it. I'm writing sort of like a bank program, there is a "log-in" form, a "registration" form, and a "data access" form. My … |
| | Hey guys, The idea with this form is to add the futures which is calculated when the button is pushed but I need the list to update every time and show the values each time to which the previous value is added to the new calculation, e.g. of what it … |
| | Hello guys. I am faced with an serious issue in my current project. I have this form, when the user submits it I create an array via javascript which is then encoded in with JSONstring.make(). The data is sent to php via ajax, the problem is that sometimes, I havn't … |
| | Hello people, this is my second attempt to get help for the same code. First post is unsolved. I apologize for any confusion in my posts but I'm confused myself so it's somewhat hard for me to properly explain that which I don't even understand....:$.... I have been given the … |
| | Hello everyone, I've been trying to build a website with a VIN decoder for a few weeks now and I'm getting no where. I have no experience with PHP but have been doing a lot of reading. My question is how do I split a form into different pieces that … |
 | I need to be able to take a point on an image and convert it into a point relative to a picturebox with the pictureSizeMode set to zoom here is the code that the picturebox uses to scale and center the image [CODE] Size size = this.image.Size; float num = … |
| | i believe that it checks every nodes height and makes sure that the left -right is 1 or 0 or -1. It is supposed to return tree if tree is balanced which means that left-right is 0 or 1 or -1 at every node. [CODE] template <class KT, class DT> … |
| | Hi, I'm trying to manually translate 16-bit assembly intruction into the format Instruction Prefix-Opcode-ModR/M-SIB-Address Displacenebt-Immediate Data for an Intel8086. I'm having problems trying to figurit out when to use the respective values for the Mod, the R/M. If anyone could point a good book or site for this type of … |
| | Hi, how could you find the last digit in an integer? Thank you. |
| | Hi All, Please help me to solve this problem. I developed a web applicattion with following versions : Servlet Engine: 2.5 JSP Engine: 2.1 Server: Apache Tomcat/6.0.18 JRE Version = 1.6.0 My destination web server having following versions: Servlet Engine: 2.4 JSP Engine: 2.0 Application Server: Apache Tomcat/5.5.27 JRE Version … |
| | so I've got a lot of it done, I just need a hint as to the next step. So far I have the user entering a bank account, interest rate, and account balance. I need the user to enter an amount of years and the program will go through that … |
| | Can anyone help please? How can I give focus to a textbox (for example we have two) by defining a shortcut key as alt+m ? Thanks in advance Btw, I'm a beginner so please tell me in the simplest way. :) |
| | Hi. I'm trying to add event listeners to multiple elements of the same class. The DOM is something like this: [CODE] <body> .... ....... .......... <ul class="x"> <li class="a"> .... ... <span class="someclass"> [ <a href="http://someurl/x1>link text</a> ] </span> </li> <li class="b> .... ..... <span class="someclass> [ <a href="http://someurl/x1>link text</a> … |
 | Hi there My Algebra 2 class just started matrices, and I don't want to go out and pay $100 for a graphing calculator, just for the matrices, when I can code one myself. So... this is my code, and I can do it without classes, but I decided to make … |
| | trying to delete selectedItem from combobox to remove selectected account from database using mysql and vb.net 2008....this is my code for my delete menu can anyone help? *************************************************** [code] Public Class delete Public Sub _load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load 'TODO: This line of code loads …  |
 | what's wrong with this code in VC++ 2008 Ex [CODE] #include <conio.h> #include <iostream> using namespace std; class Allocate { private: void* v; unsigned n; __int8 dummy_ret; void* Alloc(unsigned& n) { void* ret; if(n == 0) ret = 0; else { ret = new(nothrow) char[n]; if(ret == 0) n = … |
| | Hi, I'm a newbie working with ASP.Net, attempting to create a feedback form in ASP.Net VB but I am getting the below error message. Not really sure how to create this query that its asking for. Please help...... Page.IsValid cannot be called before validation has taken place. It should be …  |
 | Hi, I want to "click" with the mouse using a Robot object like this: [code] Robot bot = new Robot(); bot.mousePress(InputEvent.BUTTON1_DOWN_MASK); bot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK); [/code] This results in: [B]Exception in thread "AWT-EventQueue-0" java.lang.IllegalArgumentException: Invalid combination of button flags[/B] I even delayed the process before it starts clicking to have time to release … |
| | Hi, guys. I've been reading your forum for some time. Now I need a little help again. I am trying to read a bitmap file using BITMAPFILEHEADER, BITMAPINFOHEADER and RGBQUAD in windows.h - I need RGB values or only one of them. All the info in header structures is OK. … |
| | So I pretty much finished a memory management simulator, and it worked for the test cases my professor gave me, but when I added a test case it didn't work as it should have. The main issue is, the first job will start, and finish, but the wait time wont … |
 | Hi all, I am thinking of a login system which can retrieve user credentials from: i) DB ii) LDAP iii) XML essentially a configurable one.. Like when u choose to get credentials from DB, u can specify the table name and columns to get the value from... similarly for others.. … |
| | Hi all, I'm helping my girl out with her hw, (/me not knowing C at all, but someone has to help, right?) I am supposed to read user input, and then try to execute a given command plus the arguments in every given $PATH. I managed it all, but I … |
| | im supposed to write a code that you prompt to enter 10 different grades then drop the minimum value, while computing the average of the remaining 9. I'm getting infinity as the answer when I run the program so I know my min is messed up, somewhere but i cant … |
| | i get a stack error [CODE] template <class KT, class DT> void my_bst<KT,DT>::show_bst_structure() const { my_bst_node<KT,DT>* b=root; show_bst_structure(b,0); } template <class KT, class DT> void my_bst<KT,DT>::show_bst_structure(my_bst_node<KT,DT>*& p, int level) const { int i; if ( root == NULL ) { for ( i = 0; i < level; i++ ) … |
 | I've found this online(Can't remember where) and I thought it might be usefull to other people as well:[CODE]package org.kodejava.example.text; import java.util.List; import java.util.ArrayList; import java.util.Locale; import java.util.Collections; import java.text.Collator; public class StringShortWithCollator { public static void main(String[] args) { List<String> fruits = new ArrayList<String>(); fruits.add("Guava"); fruits.add("Banana"); fruits.add("Orange"); fruits.add("Mango"); fruits.add("Apple"); // … |
| | [CODE]import javax.swing.*; import java.awt.*; import java.awt.event.*; public class TravelExpenses extends JPanel { private JTextField days; //declaring textfields and labels private JTextField lodging; private JTextField airfare; private JTextField taxiCost; private JTextField miles; private JTextField rental; private JTextField seminarFees; private JTextField parkingFees; private JLabel daysL; private JLabel lodgingL; private JLabel airfareL; private … |
| | Hi I have this data [code] CustBid idProduct bidAmount bidDate 1 272 165.00 2009-11-20 09:05:31.640 1 272 155.00 2009-11-20 09:05:25.480 4 272 95.00 2009-11-19 12:40:44.973 4 272 85.00 2009-11-19 12:40:40.377 1 272 85.00 2009-11-12 11:20:52.400 1 272 85.00 2009-11-12 11:20:52.400 4 272 75.00 2009-11-12 11:11:02.080 1 272 65.00 2009-11-12 11:20:20.170 … |
| | Hi all, I want to convert 1 to 000001 in Visual Basic 6 example: 1 = 000001 2 = 000002 thanks |
| | Here's what I have so far [CODE] template <class KT, class DT> void my_bst<KT,DT>::show_bst_structure(my_bst_node<KT,DT>*& p) const { my_bst_node<KT,DT>* le=NULL; my_bst_node<KT,DT>* ri=NULL; //empty tree if(p==NULL) { cout<<"tree is empty\n"; } else { //print node key cout<<p->data<<endl; if(p->left!=NULL&&p->right!=NULL) { show_bst_structure(p->left); } else if(p->left!=NULL) { cout<<"enter left\n"; le=p->left; show_bst_structure(le); } else if(p->right!=NULL) { … |
| | I need to write a combination of String and Images to a file. The catch is that I have to write some String, then the Image, then more String again. Does anyone have any ideas how to do this? Should I use BufferedImage? |
| | So I made this coin flipping program. It generates a random number between 1 and 2, and checks to see how many "flips" it would take for it to get 15 flips in a row. However, every time I run it, I get the same number, 13505, every single time! … |
 | Hi People I would like to get an sql statement that uses LIMIT and OFFSET and then sorts the results in ASC or DESC order through the user of ORDER BY, something like this: [code] SELECT * FROM table LIMIT 10 OFFSET 0 ORDER BY DESC [/code] Note: that does … |
| | Hey, I have been struggling with a problem on a project Im working on. I have 3 ints, day, month, year and I want to put them into a string I use for another function to search through a file. so lets say day = 20 month = 11 year … |
| | [QUOTE] Please! need help in removing (or set the element value to 0) one element of an array based on the string value that is passed to the remove method. The array contains string names read from a file. I don't know if I should post the entire code on … |
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