Software Development Forum

Hello Friends, I have got confused with one topic Scenario is such that.... I need to browse a file and copy the file from one location to another.... I am done with the file copying but I need to add the list of all files present under that folder in …

Hello everyone, assuming i want to write some values into my database of choice i found two ways to do this. [CODE] my $sql = "INSERT INTO table (foo, bar, foobar) VALUES (?, ?, ?)"; my $sth = $dbh->prepare($sql); foreach(sort keys %hash) { $sth->execute($_, $hash{$_}, $some_other_value); } [/CODE] as opposed …

i have a form, with a few text box's, and a background image, when i click the button to produce the pdf it often creates this Parameter is not valid exception (argumentException was unhandled).. [ICODE] Bitmap back = iDMS.Properties.Resources.corporateLetterHeadPage1; back.SetResolution(300, 300); <------ error is here.. [/ICODE] the image is not …

I need a program which counts the pages of all the pdf files in a directory. i found this scrpit which is supposet to do exactly that, but when i try to run it it just doesnt work for me it outputs nothing. i dont really know what to change …

So now that im using excel 2010 and saving data in .xlsx format, I have a problem doing something very simple, like reading the file and trying to run a simple sql command on it... [CODE]SqlConnection con = new SqlConnection(@"Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\Download Report Sheets\Schedule List\SoftwareDownload_OS732_20120306.xlsx;Extended Properties=Excel 12.0 Xml;HDR=YES"); SqlDataAdapter da = …

Hi everyone, I am new to RichTextBox control in VB6 I wanted to select the entire line/row in the RichTextBox, where currently the cursor is. How should I do it ? The code should be paste in command button 'cmdSelect' Thanks in advance :)

Hello; can any 1 explain to me how to find the miniumum spanning tree for a graph ? see this graph as an example :

I am trying to extract the number in the string "(c) 2010 Elsevier Ltd" from a PDF document . I found that the textsearch method of PDFtron package would help me find the string as stated in the example code: [CODE]import pdftron.Common.PDFNetException; import pdftron.PDF.*; import pdftron.SDF.SDFDoc; // This sample illustrates …

Hi! I'm working on program with a lot of buttons and I would like to use For loop to make all of them instead of writing every each one of them. so, can anybody help me? here is example of code [CODE] import tkinter as tk def klik_1(): button1.config(image=s1) def …

Well something is missing of me (again :P) and I need some help.. I am trying to get files for my database and load it into comboBox. But for some reason I get systax error.. As I mention into other post I am not familliar with VB so please check …

I need help creating a two dimensional array in mips assembly. I am new to this kind of programming and i do not know how to approach the problem. i have to create an array max size 20 by 20 and then fill it up with data entered by the …

I understand that data on computers can be compressed (I see it all the time with zip files and jpegs) but I was wondering just how compression works. Thinking it through, if you data is represented by 1s and 0s then it can be corresponded 1 to 1 with a …

Hello, I have two forms where one is a login form and the other is the main form. The user enters their username and password and clicks the "login" button. The code in the login button validates the username and password and if correct opens the main form. The problem …

My school has banned any system call (I even brought my own copy of command.com and cmd.exe) [B]but[/B] FreeDOS's FreeCOM still works (very well at that). Is there a way to make it that when I call the system function it makes the call to FreeCOM (Whitch will be bundled …

Hi everyone, I want to create a simple GUI that prompts user to browse for a text file, read in that file and display them in the GUI as a list. Then it should allow user to select from that list. Once an element is selected, there should be a …

Hello I have a problem with a part of my binary heap i am building for my a* (pathfinding) project. The program crashes on this line with debug assertion failed message, expression: (_BLOCK_TYPE_IS_VALID(pHead->nBlockUse)): [code=c++]Comparable temp = theHeapsArray[hole];[/code] I have tried creating my heap with integers and it worked. But when …

I'm having trouble calculating the Nth root of a given value. I don't understand what's going wrong in the algorithm, but the values are incredibly close. Only off by about 0.78891 for small values, and about 0.52 for larger ones. So any help with this is appreciated; I don't want …

hey all, i wan't ask , how to connect sms gateway to vb6..??? and then i sen't sms with vb6... help plizzz...,

I need some help in 3 files of code from a check-out program that I am playing with. I think I forgot to declare some variable, and some weird syntax with semicolon. Text file contain the info: 4101 BRAEBURN_REG 1 0.99 101.5 4021 DELICIOUS_GDN_REG 1 0.89 94.2 4020 DELICIOUS_GLDN_LG 1 …

Hi everybody, its Leo again I'm having some problems calculating the values for two diferent fiels of the datatable. it return " [COLOR="Red"]Object reference not set to an instance of an object[/COLOR]" this is How I feed the datatable [CODE] Dim daProd As New SqlDataAdapter Dim conProd As New SqlConnection …

I am trying to put a 'Invalid' statement in my code and not sure how to do this. Could someone please help me with this? Thank you in advance. Here is my code: [code]#include <iostream> #include <iostream> #include <cctype> // is needed for toupper() #include <cstdlib> // is needed for …

hi, I have created one array in java script like this: obj.push({'key' :value1, 'key2' :value2}) and it is stored in database ,but problem is that when I am retrieving again back from database I am confusing to how to get array from database because it is stored in following format …

Hi, I have used this [CODE]#using <System.dll> using namespace System; using namespace System::Collections::Generic; using namespace System::Linq; SortedList<double, String^>^ slist = gcnew SortedList<double, String^>();[/CODE] in one program its working well. But Now when I pasted the same code with all given headers in second program its not being identified there. Errors …

Hi, I have the a situation here . My motive : Hiding one panel and showing another. Whats Working :Layout wise , my app is behaving like i want it to . The Problem : After the I hide one panel and show another , the button in this panel …

I have a Java program, which launches a app, but before starting, it checks for the version.txt file, and if it doesn't exist, or there is a newer version available off my site, it downloads it. Well, not quite. I've got the part that checks for updates, and file existence, …

I am trying to create an application that will: 1) ask the person to enter a number (ex: 321) 2) the application will display each number on a line ex:3 2 1 Rules: Don't use looping and don't use arrays Someone told me it could be done but I can't …

hello everybody, please help me in solving the problem of finding the XOR value of 4 bits as i require it in my project. i tried ^ sign, but it doesnt work for four variables? kindly help

Hi, I want to process multiple text files within a directory and then after processing i want to store the processed files within another directory. Below is the code which i have written. It is accessing multiple text files within a directory, applying some processing on each text file (i.e., …

hi, i am new to java and i am using eclipse for java coding when i run a build.xml file it says build fail and says "Compile failed; see the compiler error output for details." and points to the code below. does anyone know the reason for this, [CODE] <javac …

Hi everyone; I am working on a windows form project on VB.NET and am required to take the user submitted text from the textboxes on the form, to a networked database. I am guessing using an SQL database, so how would I set this up and implement all of this? …

Hi all, How i changing the color of label caption dynamically, so it looks like highlight text changing color. Thank you.

Hi all. I could really use some help on adding a node to the end of a doubly linked list. First off here is my node class along with the class where the adding should take place. For simplicity I did not add the other parts and classes of the …

Hi all, Hopefulle someone outthere can help me identify whay i'm doing wrong. I'm sure it's something simple I have overlooked. I have the following templates in my xaml. [CODE] <Window.Resources> <DataTemplate x:Key="ModuleTemplate" > <StackPanel Orientation="Vertical"> <TextBlock Text="{Binding Path=fileName}"/> <TextBlock Text="{Binding Path=baseAddress}"/> <TextBlock Text="{Binding Path=entryPointAddress}"/> </StackPanel> </DataTemplate> <HierarchicalDataTemplate x:Key="ProcessTemplate" ItemsSource="{Binding …

I would like to implement an error reporting mechanism into my application: If an error happens the user should be able to directly send me this error message. I thought of doing this with JavaMail. My question is now: to send an email I have to authenticate on an SMTP-Server. …

Qt ide gives error about"error: passing 'const QChar' as 'this' argument of 'QChar& QChar::operator=(const QChar&)' discards qualifiers" here for(int i=reqposition;;i++) { if(data.at(i)==',') break; temp.at(j)=data.at(i); // ERROR IS HERE j++; } what do i do to solve it!

I want to add a new PropertyGrid control every time an item is added to a ListBox. I have a ListBox, with an "Add Item" button underneath (and also a "Remove Item" button). Every time an item is added to the list, I want to create a new PropertyGrid corresponding …

Hello Friends, I have a patient register form in my project... When the patient details will be saved in the database it should also be saved in the text file... I am dynamically creating a folder with patientid and firstname in that folder I am creating a text file patientreg.txt …

Hello, people on daniweb. I was programming in C++CX for a metro application I am making, and needed to do a little string manipulation. Does anyone know if there is a way to individually edit members of String^, like an array, or if there is some equivalent to stringstream on …

I'm trying to write a simple calculator that uses functions, but I'm really struggling to understand. Technically I'm supposed to have defined functions to enter both operands, but I'm confused about passing the data once it's been entered. I also need a function that decides if the second operand is …

Hey I need some help with this question Write a function in LC-2200 assembly language to compute pow(n, m), that is, n raised to the mth power. (For Example, pow(2, 4) should return 16. but my function has to be recursive. thanks

Why doesn't my program accept "quit" when I input it? #include<iostream> #include<fstream> #include<string> #include <cassert> using namespace std; int main() { ifstream file; char filename[20]; char infile[20]; int count=-1; for(;;) { cout<<"Enter the file name that you want to open or write 'quit' to exit: "; cin>>filename; if(filename == "quit") …

Hi all. I'm having trouble with this simple Java program. When I compile it, numerous errors would happen. I put in let's say 50 miles for the speed of the car and 2 hours for the traveling hours. I run it and it you see this: Hours Distance Traveled --------------------------------- …

Hi, experts: I am very to c++, and here is a program that should: • create a Customer object– (although you will only be using one constructor here, be sure and test all three) • Display the Customer’s info using the ‘get’ functions • Ask the user how many months …

I have created a program to display salarys, calculate a bonus payment and display total. Wages and total are my two arrays. My problem is, when i run the program, my element starts at 0.i need it to start at one but it cant skip the first value in my …

We're just getting started on DarkGDK and I thought I was doing okay. The assignment is to "go through" every pixel in an image and "swap" the blue and red one. My program gets hung up after the first dbWait(), and I'm not sure if any thing is happening so …

Hello, I have a major problem with a Correlation algorithm I'm trying to implement.. Basically, when I have two small matices: Matrix 1: 0 1 0 1 1 1 1 1 1 1 1 1 0 1 0 0 0 1 1 1 0 0 0 0 1 1 1 …

Hi ! I'm trying to learn about sockets using winsock in c++. What I want to do is have one computer (my computer) act as a mini server for my friend to connect to directly from his house (different ISP). I am wondering if it is possible using sockets to …

I get an infinite loop if i enter a char/string during the switch statement, so i made an exception to catch anything other then integers. But, i still get the infinite loop. I may be doing something wrong so any help would be great. [CODE] #include <iostream> #include <string> #include …

Hi, I have several tkinter entries created within a loop, where users input numbers. I wish to create a reset button to set all entries to zero. On the following code the reset button will just reset the last entry. How is possible to call each of the entry and …

hello everyone, help me in centering the frame which i developed using swing. Here is the code: [CODE] import javax.swing.*; public class RSAInterface extends JFrame { public RSAInterface() { setTitle("RSA by adil"); setBounds(200,200,300,300); setResizable(false); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JPanel panel = new RSAPanel(); this.add(panel); } } [/CODE] [CODE] import javax.swing.*; public class RSAInterfaceTest …