64,152 Solved Topics
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| | Hey guys/girls... I am looking to constantly check to see if a variables value has changed. An example below might be simular ' If the value of this variable ever changes - perform some action Dim str As String = "" However, using a timer seems inefficient as I have … |
| | Hello, I've searched far and wide for an answer to a question that I have, but did not find anything that could help me achieve what I would like to do. I have a delimited text file (CSV) with fields that resemble these below that repeats/resemble 18 times (I only … |
| | Hi :) i am having a hard time understanding the concept of event & delegate. i think i understand that one object start an event and some other objects can react while the event start. but why is that different from the observer design pattern? or how is it different …  |
| | hello all my part of code give me message to recompile with -Xlint:unchecked How to fix this code so the message gone thank you denny [CODE] if(file.exists()) { FileRead fr=new FileRead(); String astring=fr.Read(filePath); System.out.println(astring); /* delimiter */ String delimiter = ","; /* given string will be split by the argument … |
| | hi friends.! need little help. I couldn't find the way to check a stack is empty before pop up a element. when my program is running its give a error. please help me guys.. thank you in advance.... |
| | Hello, Am new to php and I have a question that is probably very easy. I have been watching tutorials online to learn how to work with databases, but none of them speak on how to upload to server. This is my problem: am using vertrigoserv but specifically using PHPMyAdmin … |
| | Please help before i go mad, i need to use the update in the main class to access the list in the footballadmin and then display each in a list box but i cant get it to work. [CODE]Imports Football Public Class FootballAdmin Private fTeam As List(Of FootballTeams) Public Sub … |
| | Hi all, This is quite a specific question with a relatively large amount of explaining so ill try to make it really short to try save peoples time. In a nutshell what i have is a large csv file and im trying to search a particular entry (line in the … |
| | Hi all and happy new year I need to detect whe the mouse leftclick is being held while moving the mouse upward so how can i do that Thank you |
| | hello everyone... i need some good open source Graphs and Charts gui(2d and 3d) for java. Please suggest me some.  |
| | I am trying to design a file reader with some sort of GUI so I decided to use JOptionPane. I am a complete noob trying to learn java. So far, I have managed to make my program produce a pop up for the file location, and also an error message … |
 | Ok, here I come with a some sort of big analysis with pointer, array, vector, iterator and address of memory... using this input: [CODE] // hakim makan nasi // ayam yang basi // sambil tengok // hafiz yang tergelak // gelak [/CODE] with this code: [CODE] #include <cstring> #include <iostream> …  |
| | Hi, I am building a Contact Us Email Form. My email sending part is working fine. I just want to confirm one thing with experienced programmers. Once I click the send message button, I am calling a function to send the mail. Then I get the message saying the mail … |
| | I have a VB.net application that gets data off our server with ODBC and populates and saves a Word Document. When I try to deploy it to another computer it will get the data just fine and populate the first document, but it will crash before saving it. I've installed … |
| | I have an Mdiform which with help of menustrip opens Form1. From this form(Form1) I open another form i.e Form2.which I want also to be a part of my mdiform I created property of mdiform and mapped it in my form2 when it loads.but still it does not become a … |
| | Hi :) i am creating a game in C# the game contain a lot of windows and views i heard about mvvm & mvc design pattern but when i search for them i get only things that relative to asp & wpf... and those are (if i dont get it … |
| | I am trying to link fields between 2 of my tables but its not working. I have a table called assets, which consists of Asset_ID and AssetType and a table called t5_week3_shift3 which also consists of these 2 plus others. Im not sure whether to do away with the assets … |
| | hey! i have made a List object as follows: List error = new LinkedList(); and then as per my requirements, i have added strings in it. like error.add(); like this. so, now at some time, i want this list to be empty, so i was doing error=null; which is giving … |
| | Hey there, is there a way to convert a string to a tree path? i can convert a path to a string, but not the other way around... [CODE]jTree1.getSelectionPath().toString()[/CODE] thats the only way i know.. nooo idea how to convert it back?? |
| | Hey there. I have a program that uses access, and everytime i go to install it for some one i have to keep my fingures crossed and hope they have office installed on their pc. Is there a way to run my program without buying microsoft office? (using access database) … |
 | Wordpress should be the thing to make websites fast. But I already wasted 3 hours with it not finding, why it shows a blank page. What I did is I copied the files, even recopied the system files from fresh instalation, copied database from ftp to local server. Changed siter … |
| | hello guys im a newbie started studying vb.net 2010 on last week of december 2011. in my first form i have a datagrid havng access 2003 as db. on my second form i have textboxes. now what i need to do is when i clicked a specific row of my …  |
| | hi, attached is my sample file. i want to extract all lines starting from -- num until before -- Advanced. appreciate if anyone can show me. thanks johnny |
| | well this is the first time i am trying to make a module, i saved the .py file into a new directory called MyModules and tried to import it in IDLE, but it returned the following error; Traceback (most recent call last): File "<pyshell#0>", line 1, in <module> import polymod … |
| | Hi, My application is in VS2008 and coded in Vb.net. I have my database in Sql Server 2005.I have a Database table say Table1 in My Database named Test. Now i want to export the data in Table1 to a MS-Excel(.xls) file on the click of a button. An excel … |
| | Hello everyone, I created a form for taking an order lunch.Everything works fine only i get an error on my php file on the array section. [COLOR="Red"]Notice: Undefined index: drink in lunch.php[/COLOR] I don't see i have missed anything, but i hope someone might be able to spot my mistake.Please … |
| | Im trying to make a simple program.It just has a couple JButtons and JTextFields, but its looks kinda odd, and I was wondering how to change their size. Thanks In advance Scheppy |
| | I need to get values from a textfield and put it in a function, this can be done pressing enter or clicking in a button that insert the value of the textfield in the said function.  |
| | i am curious to know if any one else has used this software... EasyByte RTF to HTML [url]http://www.easybyte.com/products/rtf2html.html[/url] i have tried sending them an email, but yet to receive a reply. I even bought the software as i really need a RTF to HTML dll component; it said wait 24 … |
| | This is more about suggestions than it is about having an issue that needs resolving. Happy New Year Everyone...:) I have recently finished up on the basic programming of a membership site, and they have launched without issue.(Thank God)... BUT, I have a few things that I would like to … |
| | [CODE] import java.awt.*; import java.awt.event.*; import javax.swing.*; /* *Created by ************ *on Dec 28 *to calculate the area of multiple shapes */ public class AreaCalculator extends JFrame implements ActionListener { static JTextField triwidth, trihieght, recwidth, reclength, cirradius; static Container contentPane; static JPanel infoPane; static double circlearea; static JLabel circleanswer; public … |
| | I have an idea for a program but I don't know if its possible. I want to write a program that can read commands from a file.. For example, I've seen bots that can parse and read javascript for games and execute whatever is in the .java file.. How can … |
| | OK.. so this is probably basic but, I can't seem to wrap my head around it. The URL is like this.. [url]http://Whatever.com?id=ThisID&title=AncorText[/url] So.. I'm trying to use.. [CODE]<?php $id = $_GET['id']; $title = $_GET['title']; echo $id; echo $title; ?>[/CODE] .. to place the variable parameters into a hyperlinked URL on … |
| | Private Sub Button_Click() Handles Button1.Click, Button2.Click, Button3.Click MsgBox() End Sub  |
| | Private Sub Button_Click() Handles Button1.Click, Button2.Click, Button3.Click [INDENT]MsgBox()[/INDENT] End Sub Can anyone say me how can we print that which button is clicked????? |
 | C++ course has started in my college. I would like to know the best beginner book for C++. My teacher has referred Robert Lafore and The Complete Reference. Since there are a lot of suggestions given in the sticky thread, I am confused. Thanks in advance :) |
| | Heya, still rather new to programming, I'm having trouble understanding NullPointerException. The code below throws NullPointerException at rows 30 and 92. I do not quite understand why (as I understand it row 30 won't be run before the objects are created)? Any help would be appreciated!! [CODE]public class Uppg5_OH { … |
| | Hi all! I am having some trouble displaying the whole of a file within a JTextArea. The problem is that every new line of code that's read is showing within its own JTextArea rather than the text being displayed within a single JTextArea. I assume that the problem is something … |
| | [CODE]<?php $db=mysql_connect('localhost','root','') or die('Cannot connect to MySQL!'); @mysql_select_db('dbriomra')or die('Cannot connect to database'); // Retrieve username and password from database according to user's input $login = mysql_query("SELECT * FROM login WHERE (username = '" . mysql_real_escape_string($_POST['compid']) . "') and (password = '" . mysql_real_escape_string($_POST['pword']) . "')"); // Check username and password … |
| | Hi all new to this forum, just thought i'd post in here because i am having a bit of trouble with an assignment... basically i have this class in a header file called Product.h... [CODE] class Product { private: int _id; unsigned int _price; public: }; [/CODE] I access this … |
| | :?: Is there any way, in Turbo C++, by which we can make the mouse disappear when it enters a certain area of the screen ? I have tried this but it doesnt seem to work completely.... ------------------------------------------------------------------------------------[code=c] void initmouse() { union REGS in,out; in.x.ax=0; int86(0x33,&in,&out); } void showmouse() { … |
| | I am developing a small online shopping website. My question is: Do I still have to use session if I wont allow customers to add items to cart when they are not registered? Meaning, once they want to order, they will have to register and login to their account Thank … |
| | I am trying to display the result from a query in to a table. I can do this pretty easily when doing queries from mysql, but cannot get it to work with mssql. Below is the code I used to actually make sure I could get the data (and it … |
| | Hi! Im new to MySQL RDMBS. I know the basic CRUD if you know what i mean. Create Read Update Delete. I have 2 tables: Category table and Product Table Products should be categorized. Product table has PK as an ID and FK to Category Table How to INSERT INTO … |
 | Hi friends, can you guys help me to find the best way to track information changes in sql server 2000, like a free utility. The problem is that i need to track every single table because i want to figure something out. we have an ERP System and there is … |
| | Hello, I am fairly new to Python. I have only skimmed the surface in an introductory class I just finished in college. As my first program in Python, I am attempting to make a text editor. I am wondering if there is a universal command to bring up a Save … |
| | I have a problem, whenever I attempt to use the following expression it returns -3. Can you please explain why this is? [CODE] int level = ((RoD * 10) - 50) / 15; std::cout << "Level = " << level << std::endl; [/CODE]  |
| | [CODE]<?php $conn = mysql_connect("localhost","rentwall_rentwall",")X7zlBx)XgZ5") or die ("Could not connect MySQL"); mysql_select_db('rentwall_rentwall',$conn) or die ("Could not open database"); function post($postname) { $posted = mysql_real_escape_string($postname); return $posted; } ?>[/CODE] Warning: mysql_connect() [function.mysql-connect]: Access denied for user 'rentwall_rentwall'@'localhost' (using password: YES) in C:\wamp\www\site2\db.php on line 3 Could not connect MySQL please someone help … |
 | index.php [CODE] <body> <?php include("includes/header.php"); ?> <?php //start session session_start(); //unset any session data until user submits valid username and password // this is correct way not unset($_SESSION), sorry my mistake // see http://www.php.net/manual/en/function.session-unset.php session_unset(); session_destroy(); ?> <div id="login"> <form action="proseslogin.php" method="post" name="login" target="_self" id="login" style="style.css" title="login"><br /> <label>user : … |
| | Hi I want to save a txt file in a folder in AppData. Fist how can i make a folder in AppData. ""Environment.SpecialFolder.ApplicationData" I know that this exist, but how to use it now. when the folder is ready, how to save something in it. I'm using streamwiter. thanks in … |
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