64,152 Solved Topics
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 | If the prototype of my function is void sell_item(store **head,store **tail). In main i've passed sell_item(&head,&tail), where head & tail where both pointers of store(struct) type. Now I want to access the the content where head is pointing to. How shall I access it? Like *head->next??? But this is not … |
| | Hello Everyone, I am trying to display a graph, but it is not working. I see that the variables is getting the correct value, so maybe the addSeries is not recognizing the variables. Can anyone help me? See the code below: <!DOCTYPE html> <html > <head> <?php //connect to database … |
| | Hello everyone, I am trying to make a chat application. For this i have made two programs-SERVER and CLIENT. But these are connecting. import java.io.*; import java.net.*; public class SimpleServer { public static void main(String args[]) { ServerSocket s=null; try { s=new ServerSocket (6666); } catch(IOException e) { e.printStackTrace(); } … |
| | My listview has 3 columns. "Text" , "Delay" and "". The "" column is to show which one is being ran by filling it with a "<". If I use List.Items(currentTimer - 1).SubItems.Add("<") Then it works, but how will I remove it? SubItems(1) modifies column 1, and SubItems(2) is out …  |
| | I'm struggeling with a problem which probably is farely easy to solve. I just cant find a simple way to do it. I want to be able to recognize the occurance of digits in a string. Lets say the string looks like: [CODE] file_Name1 = 'abc123de' file_Name2 = 'qwe987rty' [/CODE] …  |
 | hi.. I'm trying to read a .docx file using apache poi api methods.. But i'm facing a few problems.. Can anyone suggest me the changes to be made in this code?? package apiole; import java.io.*; import org.apache.poi.xwpf.extractor.XWPFWordExtractor; public class Apiole { public static void main(String[] args) throws IOException { File … |
| | I have vb form tht accepts user data.I need to check whether user enters emailid in the correct format ?Please provide suggestion .Thanks in advance |
 | hi everyone i am try to write a code for a checkbox that work like a radioButton dynamicaly in vb.net. i.e. if i have 5 check box and i try to check the first one other will become unchecked. Second with same code if i increase the number of check … |
 | -->>Now I have managed to go through some codes that creates a System Tray Icon... -->>I've managed to create it but something is wrong here that disturbs Me... -->>When I Click on the Tray Icon of My Software it wont Load My Application... -->>That is Say if it was Minimized …  |
 | i have a php associate array and i want to convert it to a javascript array. how best do i do this  |
| | hi all! I have created two datetime picker for getting input for start time and end time. but i could'nt able to calculate time duration between them. How to calculate the time duration by getting start and end time input. Thanks in advance elanch  |
 | Hi All, new to Javascript and stuck on a small issue, its a little late and my head is not thinking straight. The scenerio is I have two textboxes and a submit button. All i want is the values to transfer to a function so i can change 2 global … |
| | Im trying to create a booking system for a cinema, What i want to do is : open my csv with available seats, print it then ask the user what seat it wants, then the csv need to update taking away the seat, and then that seat gets added to …  |
 | Hello, When i compile i get theses undefiend reference to extern lobal variable. In my code, i try to do an file that define it and extern it on SystemeBataille.cpp call th definitor on main.cpp but same error. If i place my extern on an specific function exemple SystemeBataille::placeExternHere i … |
 | trying to search by the file name keep getting a "expects parameter 1 to be resource, boolean" error what am i missing? $pagename = basename($_SERVER['PHP_SELF'], ".php"); mysql_select_db("tagpoint", $con); $sql="SELECT * FROM tagpoint WHERE title = '".$pagename."'"; $result=@mysql_query($sql); $row = mysql_fetch_array($result); |
| | is it possible to use a string array in mysql using the set data type and add a valuse to it, like a list of names? |
 | Not sure if the title accuratly reflects the question, but here it goes. I have a dropdown (a ComboBox) with some text. Simple enough, when the dropdown is opened and text selected, it puts the text in a text box below. If cbCallNotesPrefills.Text = "Sample Text" Then txtCallNotes.Text = "Sample … |
| | Hello, how do i add an hour to time with DATE_ADD in DATE_FORMAT? Here is my code : <?php session_start(); include('includes/main_funcs.php'); $db = db(); $reponse = $db->query('SELECT name, message, DATE_FORMAT(time, '%H:%i') AS forTime FROM chat ORDER BY ID DESC LIMIT 0, 10'); while ($donnees = $reponse->fetch()) { echo'['.$donnees['forTime'].'] <strong>'.htmlspecialchars($donnees['name']).'</strong> : … |
| | Hi Vb.net geniuses! I am a complete beginner in programming and would like to seek assistance regarding this very small issue of mine :( It is perfectly working if the CardID is only numbers, but if I mix letters with it this error is showing "*Conversion from 'string' to 'boolean' …  |
| | Can't find out the error. #include <iostream> using namespace std; struct node{ int id; int *next; }; node * get_data(int ); node * get_data(void); void insert_node (node **, node **, node *); void display_data(node *); int main(){ node *head=0, *tail=0, *newPtr=0; newPtr = get_data(); insert_node (&head,&tail,newPtr); display_data (head); return 0; …  |
| | I have been having problems with this code and i cant find out why I am trying to add a new element to an array. it says it goes throu butwhen i check its empty: $sql="UPDATE $title SET arole = CONCAT_WS(',', arole, '$name') WHERE op = '$name'"; if (!mysql_query($sql,$con)) { …  |
 | I have an associative array that is many levels deep. I want to convert it to an indexed array (i.e. remove the key names). I don't want to flatten it; I want it to remain a nested array with all of the values intact. What's the best way to accomplish … |
 | Hello everyone, I'm new to php and i'm developing a website for a school project. I need to implement a combobox with some options, for exemple, if I choose "Alimentation" it appears a table with the specific fields for this option and If I choose other option it appears a … |
| | For example let's say we have the property called Customer that returns a value of name String name; <== Global Variable public String getName() { return name; } public String setName(holdingName) { name=holdingName; } and a constructor called Match public FullName(String realName) { holdingName = realName; } Can I do …  |
 | Strange question i am afraid, i have a friend who is after information on a database called "Profile". Does anyone have any links to this, as I have been unable to find anything |
| | Hello Daniweb, I'm beginning to learn Python, which I hope shall be a useful tool to help with server administration and the such. I am however having some problems, I'm sure this is a very simple problem but I can't see what is going wrong. #!/usr/bin/env python3.3 validSelection = 0 … |
 | Hi experts, kimangel is here again, doubling my time. Thanks alot for helping. I have problem with two tables, when I click cmdSearch button searching for Employees_IdNo error occur "The specified field 'Employees_IdNo' could refer to more one table in the FROM clause in your SQL statement. below is my … |
 | im having trouble displaying the 10 most common word pairs. im sure it is just a matter of sorting and taking the data but i am unsure on how to do this? private static void generateOutput() { for(Entry e : result.entrySet()) { System.out.println("Symbol: " + e.getKey()); Map<String, Integer> count = … |
| | Hey guys, In the following code I'am trying to change the shape of the box and also be able to move it around the page with the cursor keys. Here is a link to a site hosting the files: http://mobile.sheridanc.on.ca/~agnihopr/WebDev2_A3/ HTML Code: <!DOCTYPE html> <html onkeypress="boxReset()"> <head> <title></title> <meta charset="utf-8"> …  |
| | Hi Guys, I am writing a Perl script that needs to initiate various http (or https) requests. Before doing so, I would like first to verify that a given string is indeed a valid URL address. I would like to do so (preferably) **without** using regexp. Reason being, that URLs … |
 | Hello, my Qt app gives the following run time error > HEAP[testApp.exe]: > QInvalid address specified to RtlFreeHeap( 0D920000, 0F29F1C0 )uoted Text Here But it's free from error when i comment out these lines table->setCellWidget(currentRow,4,wid); table->setCellWidget(currentRow,2,++wid); table->setCellWidget(currentRow,1,(++wid)); Please i need help seriously. for(int i=0; i<currentSem->courses->count(); i++) { QVBoxLayout *vlayer = … |
| | Hey guys I just learned how to work with header files but I have a simple error . I suggest you guys dont look at gameboard.cpp because it just runs fine with ubuntu and no errors with it. my problem is when I run the main it gives the eroor …  |
 | Hello I have a XML DB. I write the first element. I can not get the entries to (fragments) to write to the Database. I know I do not have the error handler setup right. The error stops the process on the transform. Is there some debugging techniques I could … |
 | Hello Im having problems removing the ALT+0160 character from a string. iswhitespace doesnt seem to work. How can I manually remove it?  |
 | I've got 2 flex grids in one VB form and I wanna connect both of these Flex Grids to 2 different tables in MS Access. This is how my form looks like: http://i213.photobucket.com/albums/cc228/rose_408/form_zps100c290c.png Here's the code for the service flex grid (FlexService): Private Sub Form_Load() Set conn = New ADODB.Connection … |
 | im learning some algorithms , and trying to come up with a version for Quick find using union find. the algorithm works like : 1. get user input for size of the array (the array holds the data on which quickfind will work) 2. create and initialize the array based … |
 | //This program is supposed to read 20 scores from an input file and initialize them to an array //then print the components into 2 separate output files #include <fstream> #include <string> using namespace std; const int ARRAY_SIZE = 20; void printArray1(int scoresArray[], int sizeX); void printArray2(int scoresArray[], int sizeY); ofstream … |
| | Hi All, Am pretty newbie to php and am battling with a piece of code and just dont know what I am doing wrong. I have a set of tabs along the top of my page with differnet user levels. If a user is an admin then they get to … |
| | Hi, it's me again.. I have this codes wherein I can export the data from the databse to Excel.. I get a **Notice: Undefined variable: aData** on one of the php files.. well two of them actually.. The weird thing is... The other page which I have modified - i … |
 | Hi, I want to select all records from a table where the DateAdded field's date and time (Default value Timestamp field) is more than say 3 hrs ago. eg: something like SELECT tbldata.* FROM tbldata WHERE (tbldata.DateAdded <= now()-3); I can get it working with days difference but do not … |
| | i have an html form with two text boxes. one is for the product name and the other is for the price. i want the text boxes for price to allow numeric values only. is there a way of limiting user input for this text box using javascript |
| | hi ... i want to send to MMS/SMS from PC(mobile phone connected via Usb cable ) to any mobile number at remote side using [B]GPRS[/B] connection. this is a one module of my Final year project. please any one know any library in JAVA or C++ who works this, kindly … |
 | I really don't know where to ask something like this, so sorry for this. I have an issue and I really don't know how to solve it. I have php "file upload script", which users uploading files all the times, now the server is nearly full an I want to … |
 | Hi What is Logical address? in the context of programs instrusctions?How we convert to physical adress? |
| | Hello Every One, When i run my project i get Error "There is no row at position 0", please help. Here is my code: Private Sub PopulateDepartmentHead() 'Fill data in comboBox Dim SqlDataAdapter As OleDbDataAdapter Dim DSet As New DataSet Dim strSelect As String SQLConn.Close() SQLConn.ConnectionString = oFunc.GetConnectionString(sINIFile) 'myConn = … |
| | I keep getting Error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '1' at line 1. I honestly don't see where i might have gone wrong case "Update": if(isset($firstname, $lastname, $phone, $address, $city, … |
| | Hi All, I have a textbox on my ASPX page the when clicked loads the 'jQuery datepicker' object to select a date. The issue is I want the user to be able to leave the textbox blank if they want all results to be returned when they click the search … |
 | I need to create a script to scroll the ads on the website I am developing, with the pages. The want the ads to stay on screen when everything else scrolls, Anyone know where to find a good tutorial on this or have a good code to do this with … |
| | Good day! I have this datasets format in sql server! AccountID AccountName 1/30/2013 2/30/2013 3/30/2013 4 Credit Cards 20,000 30,000 12,000 5 Loans Payable 5,000 6,000 5,000 How can I load all this data to listview? The colums are dynamic. It could be 6, 7, 8, or 12, or higher. … |
| | I am not sure where to even look for any tutorials or information on creating the ads that move with the web page, the ones that slide down the page as you scroll, and then slide back up with you? Not even sure what they are called, I tried a … |
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