64,152 Solved Topics
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| | I read this code section from a tutorial, but I cannot understand it thoroughly. It is about Pointer & Class Pointer & Array Pointer. This is it: [code] // pointer to classes example #include <iostream> using namespace std; class CRectangle { private: int width, height; public: // prototype void set_values … |
| | Hi all, Been pulling my hair out on this one. I have a simple query: [CODE]$query = (" SELECT course_code, student_grade, start_date FROM ccdata WHERE student_id = '$local_id' AND start_date= '20091023' ") $result2 = $mysqli->query($query, MYSQLI_STORE_RESULT); //$total_courses_I = $result2->num_rows; while ($obj2 = $result2->fetch_row()) { $course_code = $obj2[0]; $ypos += 5; … |
| | Hi, I am trying to write a program that will show the difference between two days. The end or ( to date) will be given(CONSTANT). But the from date must be entered in the edit box in the following format: YEAR, MONTH, DATE, HOURS,MIN,SEC. example 2009,01,22,12,32,02 I will be happy … |
| | hi guys, i just want to ask how could i input an action to a link?? the best choice was to create a button which will do the act, however, im having difficulties with it. now my resort was to add the code to the link..meaning instead of the submit …  |
| | Help, my forums worked great until I got over 1000 posts, but then they stopped ordering correctly. Whenever someone posts a new thread it puts it on the second page now. HELP! |
| | I need a way to check what service a port is running in python, thanks for the help in advance. |
| | Hi everyone.. I wrote this program but I could not get the panels as what I arranged them.. also I don't know what's wrong with the scrollbar cuz I couldn't get the concept of it very well.. [CODE]import javax.swing.JFrame; import javax.swing.ImageIcon; import javax.swing.JPanel; import javax.swing.JButton; import javax.swing.JLabel; import javax.swing.JTextField; import … |
| | My question is Y DLL? i know that it saves memory and many process can use 1 DLL file at a time blah blah blah...... but is there any task which can not b achieved without using DLL files?? Please reply in details.  |
| | Hello. I am new to jave so please forgive my newbishness. I've used Netbeans IDE 6.0 to construct a GUI for my project. However I have ran into a few problems; 1. I cant seem to get a jButton to change the text of a jLabel. (im trying to get … |
| | Hello, I've wound up with a strange problem with my php script. The script goes into a SQL DB and checks the values of two different columns to see if they are equal. If the columns are not equal, then I store all of the possible values in column 1 … |
| | Ok so I posted this before but didn't get a response... Our prof gave us this problem: "Write a program that will get, from the user, a string of characters such as a sentence, and place this into a declared char array. Ask the user which letter they would like …  |
| | Hi everyone ... I hope that all of u r OK... This is the second semester for me in JAVA .. I have an assignment to create a GUI using JAVA and I almost finish but the problem is the teacher asked to use any component that she didn't teach …  |
| | Dear Developers How to enable "Autio Hide" command for Solution Explorer Window Please Help |
 | Hi there, I'm unable to run the demos java files. I followed the ways according to the prefuse tutorial. It says, 1) Go to "build" folder 2) Launch demo of interest java -cp prefuse.jar:demos.jar prefuse.demos.<name of demo here> and I inputted e.g. java -cp prefuse.jar:demos.jar prefuse.demos.TreeMap.java Please advice. [COLOR="Red"]*Screenshot Attached![/COLOR] |
| | Hi Guys, I posted earlier, and I figured it out after a few hours of playing around with it. Now, a new question arises. Is it possible to get the input from a JTextField and add it into a JComboBox via an array? The only thing stopping me from achieving …  |
| | I had posted earlier requesting help with my code, but I quickly cleared up my issues. I am almost complete with my work, but I was just wondering if I could get some help on fixing some code which may cause my program to crash or not function properly. [CODE]public … |
| | hi, my php/ mysql query code does not insert data to my table and prints out an error. pls help ive been at this for hours without figuring out what's wrong. my code: <?php mysql_connect("localhost", "root", "") or die(mysql_error()); mysql_select_db("fppms") or die(mysql_error()); mysql_query("INSERT INTO employee record(Employee ID, Employee type, First … |
| | Hi guys, I'd really appreciate it if someone could look over my code and tell me why my JComboBox isn't working. I've got 3 Classes, 2 for the GUI, one for the standalone which the array is contained in. [CODE]import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JFrame; import javax.swing.JComponent; import javax.swing.SwingUtilities; import … |
| | First off thanks to all the members of daniweb for all there help and support, they've been fantastic. I'm on the last stage of my program and i need a little more help. I am using binary serialization to save information, i don't want to use xml because frankly it … |
| | Anyone, help me here. Is my code possible? I need to assign the total number of records from the database query to the graph of javascript. [CODE]]<?php mysql_connect("localhost", "aaaa", "aaa") or die(mysql_error()); mysql_select_db("aaa") or die(mysql_error()); $result = mysql_query("SELECT * FROM table WHERE field ='1'") or die(mysql_error()); while($row = mysql_fetch_array($result)) { … |
 | Hi and I have the below php-gtk script but for some reason it is reporting the error "Not enough storage is available to process this command." in the command console but the application still loads. It only happens when I try to import a 1.75MB text file for processing. Does … |
| | I have an assignment that asks me to create an application that lets the user enter a word or phrase, then displays the number of vowels found in that word or phrase. Here's what I have so far: [CODE]Dim mystring As String = Me.txtenter.Text Dim chars As Char() = mystring.ToCharArray() …  |
| | I have created a completely new new Windows Form application and are trying to add this namespace: [code] #include "stdafx.h" #include <ctime> #include <iomanip> #include <iostream> #include <fstream> #include <sstream> #include <string> #include <vector> #include <cmath> #include <algorithm> #include <limits> #include <ios> #include <cstdio> #include <numeric> #include <cstdlib> #include <ctype.h> … |
| | Hi, im having trouble i managed to create a password field and got everything working i then changed my mind and wanted to add a username field on to the login. im getting the following error and i have tried both && and || yet none seem to work Parse … |
| | hi i am designing a web page that contains to many java script but the problem is that when i open it in IE then IE block the java script and shows a yellow bar at the top then when i unblock it then IE shows my script i know … |
| | I have an assignment that asks me to do the following things: 1. Create a textbox to get the student's first and last name (ie: John Ark) 2. If the student's "first letter of his last name" (which is "A" in John Ark) ranged from A to I, then puts … |
| | Hi, I've been looking for an avatar generator/maker script, does anyone know of one? |
| | hi all, Im teaching myself webdesign, php and mysql from the fourms here and watching youtube videos. I have come across this error that I cant resolve. Its driving me crazy and i cant find a solution for it. I was hoping someone cant help. Im building a web subscription … |
| | Hi! That's me again. And I'm still an idiot, and I need yours help. Terms of tasks: Show photos with the ratings. Problem: Rating display pictures. And if the first base photo have rating 4, the code for all the other photos, too, shows a picture rating 4. What am … |
| | Hi I got 1 static drop down list, 1 dynamic drop down list(shows content of a mysql table) and content of another mysql table on the same webpage. They are all placed on 3 different forms. The selected option in the first list triggers the 2nd list on the page. … |
| | This is new for me so I'm not really sure how to do this... I'm trying to create a base class that I can inherit from but there are some fields that I need to ensure each inheriting class specifies a value for. How do I do that? |
| | So I have a question about timers and need some help... I'm still learning VB.NET programming, so I'm a beginner here...but so far, with timers and all, I've been able to do them well. My last assignment dealing with timers went very smooth...one of the things was to create timers … |
| | [B]This has been solved! Look at the end of this post.[/B] Hello! I'm having some trouble here with polymorphism, as I need to access methods in a subclass from an array of superclass objects. This method is called parseCommand(Command c); The method exists in the superclass and is overridden in … |
 | I Use visual Basic 8.0 and Mysql 5.0 I have two exactly the same Tables: Table1: RecordID , Integer = primary key auto_increment NOT NULL Articlenr , Integer Articlename, Char(20) Table2: RecordID , Integer = primary key auto_increment NOT NULL Articlenr , Integer Articlename, Char(20) Table1: has [COLOR="Green"]two records[/COLOR]: RecordID, … |
| | Hello guys.. I'm working on a project. There are 3 classes. Two are inherited from one. This is the implementation of the main class. There's an error. I have no idea how to debug it. Would you please check it?! [CODE]# include <iostream> # include <string> # include "MainMenu.h" using …  |
| | I have been studying graphs currently and came across a way to implement it. [code] #include<iostream> #include<vector> #include<string> #include<map> #include<functional> #include<cstdlib> using namespace std; struct vertex; struct edge { vertex *dest; double cost; edge(vertex *a=NULL, double b=0) { dest=a; cost=b; } }; struct vertex { string name; vector<edge> adj; vertex(string … |
| | Hello, i am trying to add a keyboard event listener to my Jpanel. But i am having no sucess. This is my [B]board.java[/B] [CODE]package snake; import java.applet.Applet; import java.awt.*; import java.awt.event.*; import java.awt.geom.*; import java.awt.image.ImageObserver; import java.util.logging.Level; import java.util.logging.Logger; import javax.swing.ImageIcon; import javax.swing.JComponent; import java.awt.Image; import javax.swing.JPanel; import java.awt.event.ActionEvent; import … |
| | can anybody explain what the difference between the 2 codes below? i'm using visual basic 6 and i'm connecting access dbase. and one other thing, i'm trying to connect access 2007 with my vb6 but i can't remember the code, i know the code below works with access 2003 and … |
| | [code] protected void Button1_Click(object sender, EventArgs e) { SqlConnection con = new SqlConnection(System.Web.Configuration.WebConfigurationManager.ConnectionStrings["shortycaponeConnectionString"].ConnectionString); for (int i = 0; i < GridView1.Rows.Count; i++) { GridViewRow row = GridView1.Rows[i]; CheckBox chkbox = (CheckBox)row.FindControl("cbRows"); TextBox Quantity = (TextBox)row.FindControl("tbx_TextBox"); if (chkbox.Checked == true) { try { con.Open(); SqlCommand cmd = new SqlCommand("INSERT INTO InwardEntries(ProductCode,Size,Quantity,DateTimeNow) … |
| | Hi! I'm trying to install a php product that requires ioncube loader. I have followed several guides (they are all the same) for how to install it. Running ioncube-loader-helper.php tells me the location of the php.ini file. The server has a set of ioncube loaders, and the helper tells me … |
| | hi there, i want to display my data coming from database..i could do that using a table, however the problem is that the table will just expand everytime there is data. what i want to have is a control which has a scrollbar which will display lots of data. i've … |
| | [CODE]private void button1_Click(object sender, EventArgs e) { SqlConnection con = new SqlConnection ("Data Source=.\\SQLEXPRESS;Initial Catalog=test1;Integrated Security=True"); SqlCommand cmd = new SqlCommand("dbo.get", con); cmd.CommandType = CommandType.StoredProcedure; cmd.Parameters.AddWithValue("@userName", textBox1.Text); try { con.Open(); SqlDataReader read = cmd.ExecuteReader(); read.Read(); if (read.HasRows) { textBox2.Text = read["password"].ToString(); Form2 fr2 = new Form2(); fr2.Show(); con.Close(); } else …  |
| | 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 { /** … |
| | Hi, i'm trying to take the last list from a list of lists, use that as a start point, then iterate through the list of lists and find the closest match, then use that matched list as a base and iterate through the remaining lists for the closest match to …  |
 | im facing a challenge here peple. i will give as much detail as i can. i am trying to come up with code such that when a button is clicked it runs through a field "copiesremainng" in my subscription table and subtracts 1 from every record in that field. this … |
| | Hi guys, I would like to know if there is any way that I could disable a datagridview row and make it unselectable. I need to do this because I have clients in the grid of which some are active while others have been disabled but i am still displaying … |
| | Hi, I am trying to get a perl script that a contractor created for me but I am having some issues with it. I am NOT a perl programmer and I know just enough about it to be dangerous. I am more of a PHP/CSS guy. Anyway, the purpose of … |
| | search(l, key): if len(l) == 0: return False elif l[0] == key: return True else: return search(l[1:], key) I was just wondering if there is any way that i can get rid of "elif" statement. The function is suppose to return False if the key is not in the list … |
| | I'm new here at DaniWeb, and my english suck. Does anybody know how to make a form open [B]itself[/B], just in a new window? I want to make a form, that haves a button in it. when i click the button, it opens up a "copy" of itself (the old … |
| | Dear Experts SqlServer Table1 has data as follows Sno-------date 1------01/01/2010 8------01/01/2010 1------02/01/2010 5------02/01/2010 2------18/01/2010 9------18/01/2010 3------18/01/2010 1------03/01/2010 6------03/01/2010 My questions are: 1) I want to display the SMALLEST Date into textbox1 which is 01/01/2010 2) I want to display the BIGGEST Date into textbox2 which is 18/01/2010 3) I want … |
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