64,152 Solved Topics
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 | What's wrong with this code, I'm getting LNK errors [CODE]#include "Queue.h" int main() { Queue <int> q; // q is an object q.showQ(); q.insert(72); q.insert(36); q.insert(43); q.showQ(); q.remove(); q.showQ(); return 0; } [/CODE] |
| | It compiles and run but I'm stuck on the last part - I can't figure out how to iterate through the LinkedList and delete all students whose birthYear is greater than 1995 (print only students whose birthYear is less than 1995). I have to iterate after inserting all records into …  |
| | Hi, I'm trying to built / link 3 drop down menu's: but I can't seem to get the 3rd drop down menu, and the answer below to work right. can someone please offer some guidance? [CODE]<body> <?php $p=$_GET["p"]; $q=$_GET["q"]; ?><br> <select onchange="window.open(this.options[this.selectedIndex].value,'_top')"> <option >Select Your Topic</option> <option value="?p=1" <? if($p==1){ … |
| | Hello everyone I have the following issue and i tried google but no success. I'm tired of this silverlight thing but i have no choice. here is the problem: I have a datagrid which populates itself from a database doing this [CODE] void svr1_getInformationCompleted(object sender, getInformationCompletedEventArgs e) { dgv.ItemsSource = … |
| | hi hi! I have encounter a problem that need to equal height in different classes. Currently I using this code from [URL="http://www.cssnewbie.com/equal-height-columns-with-jquery/"]cssnewbie[/URL]: [CODE]function equalHeight(group) { var tallest = 0; group.each(function() { var thisHeight = $(this).height(); if(thisHeight > tallest) { tallest = thisHeight; } }); group.height(tallest); } $(document).ready(function() { equalHeight($(".contentA")); equalHeight($(".contentB")); … |
| | I have set-up a tab control and have buttons set up to add and remove the tabs. I want to place a text box into all the tabs, so when a new tab is added a text box is already placed inside the tab. I am not sure on how …  |
| | how to search if a file is present in the computer in c sharp?i need to find out if pdf reader is installed or not in a pc...please help..thank you |
 | How do you personally organize your methods, event handlers (kinda the same), properties etc... in your classes? I've been grouping things by type using regions and then alphabetizing them within the regions, but I was just wondering what other people do if there is a standard? |
| | Hello guys! I've followed this: [url]http://www.codeproject.com/KB/miscctrl/cutebutton.aspx#[/url] for creating my first custom control. But, I want something more visual. I want to use images as my button, with normal, hover and clicked states. But I don't know how to do it. can someone help me? Also I want to do it … |
 | In the ZEND Reference Guide I saw this: [CODE]$select = $db->select()->from('posts')->order('date_created DESC');[/CODE] Now I'm wondering: what does that second arrow do? What does using more than one arrow when working with an object do? And can I use it all the times? For example [CODE]$myclass->function()->anotherfunction()->hello;[/CODE]? |
 | iv taken a list of bakery items from user in doubly linked list.. but remove func isnt working................ :(  |
| | hi how can i include a range of numbered files like file1.php,file2.php,file4.php i have tried this code but it didn't work [CODE]<?php foreach (range(0, 7) as $fileno) { include "files/file" + $fileno + ".php";}?>[/CODE]  |
| | I have an assignment for school...Write a program CurrencyCOnverter that asks the user to enter today's price of one dollar in euro. THen the program reads U.S. dollar values and converts each to euro values. I have the following code. It works great until I start putting the loops and … |
| | I'm having issues with the abstract class idea...I've attempted to use Eclipse, but this time the IDE is just messing it up. I've got the files uploaded. They should be attempted to be compiled as this 1. Container 2. Base Container 3. Height, and color exception 4. Round and square … |
 | like the title says how to calculate 10 days from a date with delphi, am after simple way to get 10 days trial from current date of usage can anyone help thanks :) |
| | hi guys, i am trying to write a query that would basically display me pas 4 week, however if lets say today is Wednesday the pas for week would have to start from last Friday, none the less if i have to run the query on monday i would want … |
 | I want to have one windows form with one progress bar on it to appear with the progress bar getting filled upto maximum to give some visual loading application type of effect. I have written some code to do this task, and it worked fine in one of my previous … |
| | At first, I wrote something like this [code] template<typename T, size_t size> inline size_t const sizeof_array(T const [size]){return size;} [/code] but if failed, then I find a solution form the other place, like this. [code] template<typename T, size_t size> inline size_t const sizeof_array(T const (&)[size]){return size;} [/code] what is the … |
| | I want to make a linkpage where visitors can enter their webpage (title-url-description) and there are a few downloadable scripts around, but all I have found are for reciprocal linking. Does anybody have a simple php script for this purpose? |
 | my table design is [CODE] date income expenses 2011-08-5 1000 500 2011-09-6 7000 400 2011-10-7 2000 300 [/CODE] I have daily expenses and Income in the above table.I need to retrieve monthly(sum of daily) income and expenses for particular year. How should i write query for that . Pls help … |
 | [CODE] <?php echo $header; ?> <script type="text/javascript" src="view/javascript/ckeditor.js"></script> <p> </p> <p> </p> <p> </p> <div id="content"> <div class="breadcrumb"> <?php foreach ($breadcrumbs as $breadcrumb) { ?> <?php echo $breadcrumb['separator']; ?><a href="<?php echo $breadcrumb['href']; ?>"><?php echo $breadcrumb['text']; ?></a> <?php } ?> </div> <?php if ($error_warning) { ?> <div class="warning"><?php echo $error_warning; ?></div> <?php } ?> … |
 | Getting some errors at least this time I know why..seems like I am not declaring the methods inside my classes I tried rearranging the method and then inserting all my code into a class but Im still getting all those errors in the bottom. If you guys can tell me … |
| | how to free memory of byte array... code[CODE]for(int j=0;j<count;j++){ buffer=null; //[COLOR="Red"]free the memory by set as a null but not working????? shows array index out of bound exception for the second time[/COLOR] buffer= new byte[size]; //byte mem alloc temp2=di.read(buffer,total,size);// read buffer total=total+temp2; fo=null; ds=null; fo= new FileOutputStream(flist[j]); ds= new DataOutputStream(fo); … |
 | i just met up a problem with array. [CODE] int[] num = new int[10]; [/CODE] this is everytime we declare and intialization one, how about to declare and intializate with unkown size? |
| | hello, i have tired to sort my link list but unfortunately i can't seem to get it working. The problem i having with the sort function is that it will sort the function when i enter a member to the list at the end except for the head. Also when … |
 | Hi This is just a straight-forward dynamic field, but I still can't seem to get it to stay sticky....I have tried all kinds of things, including [CODE]if (!empty($add_area)) echo......[/CODE] or equivalent fieldnames... Any help would be really appreciated...many thanks [CODE] <label for="add_area"></label> <select name="add_area" id="add_area"> <?php do { ?> <option … |
 | Hi guys sory for being ooff grade 9 was a little ruf and yet gr 10 its still the same anyway>For my question I ve got a picture box and in some size modes we all know you cant see everything so aamm then i fought about scrolling and i … |
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 | I have an array of cards. It looks like this [CODE] String cards[][] = {{"Spade", "Heart", "Club", "Diamond"}, {"1","2","3","4","5","6","7","8","9","10","J","Q","K"}}; [/CODE] how would I get the suit and the "rank" of the card. I have tried [CODE] System.out.println (cards[1][5] + " of " + cards [1]); [/CODE] but that gave me … |
| | [CODE] class C{ friend class F; private: fct1(){} fct2(){} fct3(){} public: fct_for_everyone(){} }; class F{ }; [/CODE] F is a friend of C, so it has access to fct1,fct2,fct3. But in real life, friendship has limits! You don't want to reveal everything! So is there a way in C++ to …  |
| | I cant see to figure out what im diong wrong here... many errors [CODE]public class Card { private String suit; private int face; public static void main(String[] args) { Card allSuit[] = new Card[4]; for (int i = 0; i<allSuit.length; i++) { allSuit[i] = new Card(); } allSuit[0] = new …  |
 | does anyone have any note on rewriting C/C++ programs in Python?? google and bing give me the exact opposite, and I've got a headache from searching... please note that I can't read C++ if you need the program I'm rewriting, please let me know  |
| | I've created a user control with a simple text box and a corresponding label and added a few custom control properties. When added to a form, I'm trying to loop through all control of this type and evaluate the custom property. In the below, the cntl.MyCustomProperty is not recognized. I … |
| | Disclaimer: I am not looking for a full answer to this lab, only hints. I know people get frustrated when others ask to do their homework for them. ;P Hey guys - first post here, although I have used this website many times to assist me with my Programming classes. …  |
| | I've literally copy and pasted a basic AJAX function from W3 Schools, and for some odd reason it refuses to work on my site...please help. Here is my HTML: [code] <select name="address" onChange="sortAddress(this.value)"> <option value="" selected="selected">Building Address</option> <?php $sql = "SELECT DISTINCT name FROM buildings ORDER BY location"; $result = … |
 | Hey there, I built the following app; A frame that with three sections inside it. Each section is actually a panel. The first panel is a form I use for saving soccer matches on my database; The second holds only one button that reads textfields from the form above and … |
| | i get no GUI when i run! import java.awt.*; import java.awt.event.*; import javax.swing.*; public class Calculator { private JTextField resultTF; private JButton calculateB, numbersB[] = new JButton[11]; public void driver() { //Create Window JFrame calc = new JFrame("Calculator version 1.0"); calc.setSize(500, 500); calc.setDefaultCloseOperation(calc.EXIT_ON_CLOSE); //Get the content pane (object of type …  |
 | Hi All How can I select some random names from a list, so that in next time, those previously selected names become omitted from the list? for example, say we have 100 names in test.txt file, and we want to select 3 names randomly. then by recalling the selection function, … |
 | Hello all, I have an issue with a class I am writing which is supposed to be able to multiple 2 matrices together. The issue I am having is not the actual multiplication (That bit works, thanks for the pointers yesterday). The problem, or so I assume, is with my …  |
| | Just fooling around I came across an issue updating a digital-clock like label. This: [CODE]self.now=time.strftime('%a. %b %d %Y %H:%M:%S',time.localtime()) self.clock=ttk.Label(self,text=self.now) self.clock.pack() while True: self.now=time.strftime('%a. %b %d %Y %H:%M:%S',time.localtime()) self.clock['text']=self.now[/CODE] simply freezes the program, I've managed to get it to update on certain events like the user hitting a button but … |
| | Ok how do I change the texts color without changing all the couts to printfs and without using system("color hex") |
| | Sorry about the typo in title. Ok my school is addicted to making us mad and have blocked command promp that I brought my copy from home on a floppy disk and it blocked me. So what I need is a few alternatives for these: cls - clears the screen … |
| | please help me. my program is working but not displaying the table but i followed the syntax for the two-dimensional array. how come the program does not display the table? here is the code. :D [CODE] #include<stdio.h> #include<conio.h> main() { int x[5][5],a,j; for (a=0;a<=5;a++) for (j=0;j<5;j++) x[a][j]=(a*4)+j+1; for (a=0;a<=5;a++) for … |
 | Hi everyone, I am doing a Java course at uni at the moment and it kinda doesn't make you become a real programmer with the confidence that a programmer should have. I really want to program in Java and any language(not python though because it is not a user-friendly programming … |
| | Hello, I'm trying to do a C# code that call, through a 56k modem, a real phone number. The Call works correctly but now I need to know if the person I call answer to the phone or not (it is for an alarm project). To do my call, I … |
| | I have php code running fine from the server. but if i use any mysql functions e.g. [CODE]mysql_connect()[/CODE], the server does not render the page. it keeps on "waiting for localhost...". what could be the problem. |
| | i've got an assignment to write a program that simulates a game of snaps in python but don't know how to get started, your help would be appreciated! Here is the question: Write a program to allow the simulation of a game of Snap. Assume two humans will play, but … |
| | [CODE]if(isset($_POST['addreservation']) and $_POST['addreservation'] == 'Add'){ include $_SERVER['DOCUMENT_ROOT'] . '/TattooSite/include/db.inc.php'; $username=$_SESSION['username']; //Geting the id of loggedin client $result=mysqli_query($link, "SELECT id FROM client_tbl WHERE user_name='$username' "); if(!$result){ $error='Error identifying user ' . mysqli_error($link); include $_SERVER['DOCUMENT_ROOT'] . '/TattooSite/include/error.html.php'; exit(); } $row=mysqli_fetch_array($result); $clientid=$row['id']; //Geting the values generated in reservation form $id=mysqli_real_escape_string($link, $_POST['id']); $tattoo=mysqli_real_escape_string($link, $_POST['tattoo']); … |
| | Hai , I have a gridview containing datalist in it.In the datalist i placed 2 labels. My problem is that the content of the datalist not placed within a gridview row cell. The design and css used is: [CODE] <ItemTemplate> <td> <asp:DataList ID="DlistItem" runat="server" RepeatDirection="Horizontal"> <ItemTemplate> <div class="datalisthead"> <div style="padding-left: … |
| | NEED HELP~! Does anyone know how to import exel data into sql server using vb.net? I want to create a openfiledialog and allow user to choose which exel file to be imported into the server. Thank you so much~~ >.< PS. I am just a beginner of vb.net. So would … |
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