Software Development Forum

Hello. I have built a hibernate project and the dropdown list and the table load data to the web page but the drop down list is not poulated with the names (derived from the xml id) There is a lot of code to paste. Is there someone that could help …

I am a beginner with VB, I'm coming from C++. When I compile and test the program the base pay textbox changes to 0, gross pay textbox to 0 and the total deductions turns to 0.25. For the life of me I can't figure out why. My little experience with …

Hi lads (and ladettes) I have to create a mobile application that gathers user input, saves it to a document so that it can then be emailed back to HeadQuarters. Im new to this area ... although I have used the StreamWriter/StreamReader classes to create a new TextFile and save …

How can i make my report header variable? I want 2 make my report header label as per a textbox filled in a form. How can i do it? Please help me..

I need to code a linked binary min heap.Everywhere I go its an array based min heap..can someone direct me to some pseudocode for a linked min heap? Thanks for any help

Hello. I'm doing a html editor. i want a function to the html editor that change the color on the text when I press a button. Example if I write this code in the html editors textbox: <table><tr><td bgcolor = "abc123">hello</td></tr><table> And then I press the button would it change …

I thought I understood how this worked, but maybe I do not. I intentionally left a field out of my compactdisk class (artist) so that I could create a sub class later, impliment it, and see how that whole thing worked. Sounded simple, I still think it is, I just …

Does anyone know how to reference a COM library from the command-line? Specifically, I need to reference CDOSYS.dll. Whenever I try to include the reference when I compile I get a message saying: fatal error CS0009: Metadata file 'c:\WINDOWS\system32\cdosys.dll' could not be opened -- 'An attempt was made to load …

1. Does Python have some built in [B]statistical functions [/B]- eg. like PERCENTILE, Root Mean Square etc ? I tried Python help and the web, to no avail. I checked standard Python maths functions and could not find anything too. If there is nothing built in then is there a …

Hello (sorry if i break any rules on post format first time on daniweb)Have a project to make a binary to hex,Dec,octal. Now i found this code here [url]http://www.daniweb.com/forums/post598839.html#post598839[/url] and made a few changes to it but i am not familiar with a few of the parts and some help …

I am trying to write some cd details to a file, from a queue. First i have taken all details from keyboard to a Queue and the made to write all those to a file in ascii format. Each queue has details like CD ID, film Name, film language, film …

Hi there, i have some problems with lists and structs (or perhaps pointers in general) I am sorry if this was already discussed, but I really spend some time searching, but I am pretty new to programming and I did not find anything. I need to use a list of …

I am trying to make a priority queue with a specific type class 'alumnos'. I create 3 new classes (new, medium, old) who inherit from it. Then I insert the classe into de queue. I would like to use polymorphism when extracting to use the correct function 'verificarEdad' but gives …

I am working on an assignment for class and cannot for the life of me figure out how to use letters to choose a case for a switch statement. Here is my code [CODE=CPP]#include <iostream> #include <cctype> #include <cstdlib> using namespace std; // prototypes void showMenu(); int getVowels(char*, int*, int); …

Hello all, Please review these two piece of code and see why the latter doesnt resize as desired. When I add panel I find result becomes very strange. How can I resize widgets in a panel without such problem? Below are the two codes for simple editor PROBLEMATIC CODE [CODE] …

Hi all :) , I am working on video plug-in in C++.NET. I have a video file. Its size is not fixed. It can be in MBs or GBs. I have calculated sample size and sample count of video file and now I want to prepend (insert in the beginning …

Hello all, I am creating a program, and I am currently stuck. I need someone to guide me on track on what I am doing wrong. My main goal is to get the program to run. I can't even do that. My C++ code is provided below. Thanks for all …

I'm doing a assignment for a class at my school and have written this code that follows with little help from DaniWeb users but I have one final touch problem. The problem is that if I run my strcpy function it always fills out the pzsDestination array to fill out …

Hi guys I have been making a program over the last few days that grabs an image and re-paints it in paint in 256 colour. The main thing this program is for is so you can watch it getting painted in paint. It works perfectly on my computer but i …

I'm planning to connect a MIDI-keyboard(piano) to the external sound card (in the MIDI-port, duh), and program a program that will get the status from it. So my question is: How would I get the input signal from the keyboard(piano)? Which function/library would I use? (I only need ON/OFF signal, …

Hi again. I'm having two issues with this code, first of then strlen only counts the characters in the first word of the line I put into console. Then the second one is that the console takes the second word put into the console in to next "cin" and does …

Hi, I'm pretty new to C++ and basically pretty new to all programming at all, have done something in java in school but never been programming something else than some scripts in work until now. My problem now is when I try to compile this code I have here then …

i am currently learning VC++ with MFC. But i am quite confused now. My dilemma is whether to use structures (which i guess are used extensively at Win32 API level) or their equivalent MFC objects. let me elaborate it. For example i want an array of points to use it …

I'm trying to send an char array through a function convert it to an int array and send it back so I can reuse it with another function. I'm just having the worst time with this matter, please help!

This a program i write for practice. The problem I'm facing is inside the while statement. Is it okay to divide, in this case, the miles(which is inside the the while) with gall(outside the while). I tried to compile it and the answer given was 0.00000 P/S. This program is …

I have tried to come up with a 2-D (4 rows and 4 columns) array which holds values from 0 to 15, with none of the values used more than once. I'm posting only the code snippet. please lemme know if the logic is correct. [CODE=C] int HIGH=16; /*(Max value …

hi... ive connected my VB to my data base with the following code.... [code=visualbasic] Private Sub Form_Load() Set CN = New ADODB.Connection cString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Documents and Settings\Desktop\DATABASE FINAL\Passport Requirements.mdb" With CN .ConnectionString = cString .CommandTimeout = 20 .CursorLocation = adUseClient .Open End With nw... i want to connect every …

Hi, I recently was trying to learn how to write DLLs and was doing ok until I ran across this interesting problem. It seems that the function is not receiving the last argument. Here is my code for the dll [code]#include "stdafx.h" BOOL APIENTRY DllMain( HANDLE hModule, DWORD ul_reason_for_call, LPVOID …

I'm having problems with my do/while loop. It does not take the condition and simply continues the loop indefinitely. I have: [code=c] do { printf("Choose the base of the number to convert:\n\n"); printf("2 5 8 10 16\n\n"); printf("Enter option:"); scanf("%d", &baseFrom); system("cls"); if(baseFrom != 2 || baseFrom !=5 || baseFrom …

I have an input file that has call to function and arguments that are passed to that function. There might be one argument or two. A simple while loop for input will not work ex-while(inputf >> function >> arg1 >> arg2) because if a function has only one argument then …

Ok I'm making a program in PyQt and when I call [code=Python]os.path.join("~/", "otherdirectory")[/code] It gives me: [code=Python]File '/usr/lib/python2.5/posixpath.py', Line 62, in join: elif path == ' ' or path.endswith('/'): Attribute Error: endswith [/code] I don't know what is causing this. :S Any help would be appreciated!

[URL="http://www.daniweb.com/forums/post303743-1.html"]Q.Write a program which will print all the pairs of prime numbers whose sum equals the number entered by the user. ( suggested by Aniseed ) (Intermediate) [/URL] [code=C++] #include<iostream.h> #include<conio.h> #include<math.h> int prime(int); void main() { int i,j,c1,c2,num,f1,f2; clrscr(); cout<<"Enter the number-"; cin>>num; for(i=2,j=num-2;i<=num/2;i++,j--) { f1=prime(i); if(f1) { f2=prime(j); …

I was writing a text adventure in python and i ran into a "NameError: name 'military' is not defined" error and i need help, heres the code this is the part with the prob: [code=python] choice = raw_input("Pick your civ:") if choice == military: [/code] thnx for your time -- …

I am writing an application using python to display a FITS image file. I am using pythoncard to build GUI for my application.I can display image files in jpeg, .png, etc . but I am not able to dispaly FITS image in the same application...I donot understand why I am …

i am new in java can any one please tell me the main use of constructor if we can use method in what cases its necessary to use constuctor

Hi, I'm learning C++ at the moment using one of Jesse Liberty's books and got to the pointers day. They ask to code a stray pointer as an exercise and give as a solution the following code: [CODE=syntax] int main() { int *pVar; *pVar = 9; return 0; }[/CODE] Could …

hey all :) I'm making a console program, and I want to do that when you run it from the terminal, you can give arguments like -debug (./program -debug). How do i get whether an argument is set or not in the code? i've tried #ifdef debug, but it didn't …

i would like to know how to get ipaddress using host name of my friends computer in java programming. I have tried using [COLOR="Red"]getByName(".....")[/COLOR] method ,but it is a failure. will u assist me.......

Hello, Usually I can find solutions to problems that seem to arise when I'm coding for this game, but I'm stumped on why this is happening.. So I found out how to get the text from the last line of the text box on this game, and I want to …

Hi everyone! I have just signed in at daniweb, I hope you can help me. I am new to perl and have the following problem to solve: I have loads of files with 16 columns full of numbers. I need to 1. take column 6 and substract column 10, store …

I am currently writing a Poker Clock program in VB 2008. I have got everything working up until I try and type this (on a button) Private Sub Button1_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Timer1.Interval = 120000 End Sub End Class 120000 being 2 minutes, I …

hello. Am having a hard time intepreting this java error. The last post made somethings clear but I dont know what am missing. I am getting the error "cannot find symbol construtor Student(java.lang.String, java.lang.String,char,boolean,int,int)" Iam getting the error on this line of code [code] Student studentObj1=new Student("mark","251461",'m',false,3,5);[/code] Here is the …

Hows it going everyone. Im pretty sure theres a simple way to do this, but cant figure it out right now. Im still relatively new to vb .net, and have a function that reads a csv file into a datatable and fills a datagrid. But what I want to do …

hey, This might be naive, but how come this bit of code isn't working??? [CODE] int lc=0; read.open(filename_user.c_str(), ios::in); while(getline(read, linecount, '\n')) { ++lc; }[/CODE] Have looked through the internet, and this code seems to be fine, so what is it that makes it not work?? the output is always …

I am relatively new to XSLT, but I have a problem which seems very strange to me and I hope you will be able to help me out. I have an xml file which contains information about the x and y sizes of sheets in a document and x and …

I have a class that has functions which use <stdio.h> and <stdarg.h> to take in indefinite arguments, and one of the member functions taking in filenames. There's another function (call it the "do" function) where I want to read from ifstreams created from those indefinite number of filenames. I can …

I have this problem. This program runs well except that it skip the value of the first item in list. I think it is because of the cin.ignore(). But if I don't use the cin.ignore(). The cin will only read the first input and none after that. Help? [CODE=cplusplus] #include …

[code=c#]StreamReader reader = File.OpenText("mystations.txt"); string line = reader.ReadLine(); while (line != null) { // string[] stationtxt = line.Split('\t'); string name = line.Split('\t')[0]; string url = line.Split('\t')[1]; string desc = line.Split('\t')[2]; Image img = Image.FromFile("c:/pictures/"+ name + ".jpg"); line = reader.ReadLine(); dgLogo.Image = new Bitmap(img); dataGridView1.Rows.Add(name, url, desc, img); //(stationtxt); } …

Part of the code from the program I'm having trouble with. The deletion of array element for this doesn't work properly. Can anyone tell me why? I can't spot any mistakes though zzz, [CODE=cpp]cin.ignore(); delStudentCounter = 0; cout << "Please enter ID to delete student: "; cin.getline(delStudent, 50); for (int …

There is one detailproblem that always occurs when I read text from a file and then putting this text to a multilined richTextBox. What happens is that the text begins on Row number 2 in the textbox and not on the top(Row 1). It seems that a linecharacter perheps is …