Software Development Forum

Hello as the title says itself. "Help", yeah correct by pressing "F1" key the Help form p[op up, same Form want to create in VB.Net, I google out then I find only that this can be done by importing any HTML File, Create the HTML File and link your Form …

Hey there, so i have small problem, my application has mainForm and settingsForm, so is there only possible way to get settingsForm to be started only on first time user starts application so he can configure correct configs and then after it any other starting of application user gets mainForm …

Write a program that allows accepting a positive integer number n and displaying n rows as the following form: Example: n =6 0 0 1 0 1 2 0 1 2 3 0 1 2 3 4 0 1 2 3 4 5

Hello everyone, I am doing an assignment that requires me to create an application that manages a student records database. They gave me the option to use a GUI or console application so I am making it a console app. The task requires that we use the abstract class pattern. …

Is there some place where I can get a list of the "named" colors (i.e., goldenrod) available in wxpython? I'm using osx 10.6.8. Thank you.

Hello to all, I have following simple Applet program. import java.applet.*; import java.awt.*; public class myapp1 extends Applet { Label l1, l2, l3, l4; TextField t1; TextArea t2; Checkbox c1,c2,c3,c4,c5,c6; CheckboxGroup cg; Button b; public void init() { l1=new Label("Enter your name: ", Label.RIGHT); t1=new TextField(20); l4= new Label("Enter your …

chan someone help me see this problem? its closed and everything. string notename; x = 1; cout << notename[x] << endl; if(remove(notename[x].c_str()) != 0) { perror( "Error deleting file" ); } else { cout << "File successfully deleted"; }

Hello All, I went through many websites and did not find any converter that could purely convert C# syntax to VB syntax. However there are many converters available on the Internet but personally I don't think they are pure converters. Requesting all to please suggest some online tools/converters to achieve …

I have the following code for 2D dimensional arrays being flattened as 1D C-style arrays: #include <iostream> int main() { int width = 4, height = 10; int arr[width * height]; for (int i = 0, k = 0; i < height; ++i) { for (int j = 0; j …

Hi all I am currently learning Java (and Fortran!) on my own. I have written the following code but for some reason it does not work as it should import javax.swing.JOptionPane; class evenOdd { public static void main(String[] args) { String number, ans; int num; do { number = JOptionPane.showInputDialog(null, …

Greetings. I'm having a rough time solving this problem. this is my global dec Dim btns As Button() = New Button() {Button1, Button2} and this is my eventhandler Dim btnName As Button = DirectCast(sender, Button) Dim i As Integer btns(i) = New Button For i = 0 To btns.Length Step …

from visual import * sec = arrow(color = color.cyan, pos = vector(0,0,0), axis = vector(0,3,0)) minu = arrow(color = color.red, pos = vector(0,0,0), axis = vector(0,2,0)) hr = arrow(color = color.magenta, pos = vector(0,0,0), axis = vector(1,0,0)) angle = 0 angle2 = 0 while True: rate(1000) angle = angle - …

echo ${NUM:0:2} The above is just an example of the kind of code I'M using. I need a way to represent the end of the string. Is there a way to start from the right side of a line of text instead of the left? What I'M trying to do …

Hello guys, I hope you can help me with this. I have read a bit about GUI and now I am trying to do a few exercises to consolidate what I have read. In the first exercise I have to reproduce a simple GUI. Well I thought it was simple… …

I'm trying to get the date to work properly. The time is 5 pm (1700 hours) now i.e. evening but it always says morning. Here's my code currenthour="$(date "+ %-H")" echo $currenthour if [ $currenthour -gt '12' ] && [ $currenthour -lt '16' ]; then currenttimeofday="Afternoon" elif [ $currenthour -gt …

I am trying to learn wxpython, but having trouble laying out two buttons that I want to be centered in a horizontal panel. I can get the buttons on the panel, but they are not centered. What I'm trying to do is create a Frame that contains an upper panel …

I recently built a calculator in C# for the Windows 8 App store, submitted it and got it approved and its in there now! But it was a very rushed and unfinished product, I was more or less excited that I had a working app so I submitted. Now I'm …

I found this question on the internet, > Create a text file with name filename and about size bytes. The file should contain > an incrementing number on each line starting with 0. (ie) 0, 1, 2, 3, .... as many are required to make the file size > just …

I'm having a simple i/o with file problem. I have the name coming from a string but it just wont open at all. Incoming code: string notename[] = {"NULL","empty"}; ifstream readnote; readnote.open(notename[x].c_str(),ios::in|ios::out); if(!readnote) { cout << "Read Error"; } its prolly something small but i keep getting the error, can …

Hello, I came across a strange pointer (in my opinion): `void *(*foo)(int *);` Why are so many stars there? It was explained like: "...read inside-out; notice that the innermost element of the expression is *foo, and that otherwise it looks like a normal function declaration. *foo should refer to a …

Im writing project for my programming lessons and right now got some problems with output from function AddItemToClient, basicaly its mainly with date, in first node its correct one but after this its just random. Could someone explain what I'm doing wrong here? #include <stdlib.h> #include <time.h> #include <string.h> #include …

Hi, sorry for posting a second thread for the same project but as far as i can tell, the issue is completely different. My Netbeans project seems to be working with a "cache" of a certain class. It seems like this because I commented out all the code in that …

I have the code for the first part of a problem, which is to write a program that reads an angle x (in radians) from the keyboard. Then, in a function, compute the cosine of the angle using the first five terms of this series. Print the value computed along …

Should I use cmath to use PI and trig functions? I dont think math.h has it - and cmath and math seem like redefine alot of the same things. What is standard practice? Thanks, Dave

so, im trying to make a simple funtion to see if there is a file in a folder. been looking everywhere but havent found one that worked out. annnnnnnnnnnnnd code snippet: ` WIN32_FIND_DATA FindFileData; HANDLE hFind; hFind = FindFirstFile(_T"C:\\Dev-Cpp\\notes", &FindFileData); if (hFind == INVALID_HANDLE_VALUE) { cout << "No File found\n"; …

Hi Dw I'm trying to copy a chosen file to a directory under 'C:\example' directory folder, I have a textbox to store the address (path) to the selected file, a OpenFileDialog to enable the user to browse to the file to copy and also a FolderBrowserDialog which let the user …

private void Form1_Load(object sender, EventArgs e) { cn.Open(); } ERROR:Cannot open database "Persons" requested by the login. The login failed. can anyone tell me how to fix this?

hi everybody! I really need your help here. I am developing a 3D game. so far I have came no further than finishing the 3D engine and print out some basic 3D-models. everything works okay, with exception of a bug, occuring after a couple of minutes of running time. it …

hmm, think I figured it out

How could I change the column header of the Data Grid to center or right but not left as default? [Pls pay attention, We are talking 'bout Data Grid here, recently I always receive answers for Data Grid View instead :( ] I just want to re-align the header only, …

Hello, I have a quick question about c/c++ syntax. Basically I am wondering when it is allowable to have numbers in identifiers. My compiler happens to allow numbers in: * Function names * Class names * Variable names * Pre-processor names As long as they do not begin with numbers. …

Hi Dw I have folder which has all the files and the folder can have as much files inside as possible so I have created the function which gets all the files inside this folder and populate it on a listbox so now the problem is that it shows with …

I need to generate 40 random numbers between 50 and 100 using rand(). How do I do this? cout << sizeof(a) << endl; for(int i = 0; i < 40; i++) { if(rand() % 1000+1 >= 50 && rand() %1000+1 <= 100) a[i] = rand() %1000+1; } I was doing …

I'm trying to use this code to get all directories on a drive. It works good until it gets an access violation. A lot of people have said to use try-catch to get around the exceptions, but the way I'm trying to do it I only get the directories up …

In this line -> `tcpSerSock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)` what is the first 'socket' after the '=' sign, is that refering to a socket class making tcpSerSock an object or just to a module called socket? After reading the documentation I see that socket.accept returns a connection and an address pair, …

I have the following html code: <name>Username</name> <kills>1</kills> <ach_count>3</ach_count> And on and on..... I am looking for a code that extracts the value from <tag></tag> and puts them into variable. I don't want to use HTML Agility Pack, don't ask why.Also XML is not an option for me. I hope …

I have following problem: I have 2 structures: Clients and items for example structure clients would have name and list of items from another structure asigned to this specific name I have to do this with singly linked lists. I simply have no idea how to do this would be …

Hi guys. I need help in copying selected row from DataGrid to another. What I want is if I click a row it will be copied to another DataGrid. I set my DataGrid Selection Mode to FullRowSelect. Is it possible for me to update my database using the copied rows. …

Hi All, How do i get user choice Radio button text from multiple radio button, When i save as word document. Below code is what i did: "Food :" & ComboBox1.Text & ", Quantity :" & txtCountFood & vbNewLine & But instead of using ComboBox (as above code) i want …

my question is , where & when are `static` and `extern` used ?

kindly tell what is #pragma warning(disable: 4996) in the above program????and how can we cout the locations of each vowel in the sentence..

Hello everyone, this is my first help post on daniweb so please excuse me if I have done something wrong. So as for my question, I have to shuffle an array of card objects. This is the code I have come up with so far. public void shuffleDeck(){ Random seed …

I'm currently creating a Java program in swing for my final year project simliar to something you'd find on codeacademy etc. i'm trying to compare the user input for example "System.outprintln(helloworld");" with a string of the stored answer for the question in this case the answer would be "System.outprintln(helloworld");" i've …

So I put the database into the dubug folder in bin of my project, and in the data source configuration wizard i selected ms access and my file, then i copied my connection string, it was "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=|DataDirectory|\bin\Debug\bookshop.mdb" and wrote some code for it to connect to it, to be …

I have a generator function, i've filled in the function if there are no more_seqs. But I feel trouble if there are more sequences. I need to generate 1 tuple at a time. if the function call is generate_zip(range(5),range(3),range(4),range(5)) then the tuple generated should be (0,0,0,0) (1,1,1,1) n so on …

I have a method in foo class that needs to be initialized in my main.cpp and inside another method of foo.cpp. basically my example has a mainPage then will allow to user to do addition or subtraction depends on their choice. after the addtional/subtraction method is done, it will go …

I have a list say word = ["engine","ant","aeiou"] I need to sort the list according to the number of vowels in the list elements. And this sort must change the input as well. I tried writing the code, by using zip() and a few ops i'm getting the required answer …

I am new to vb and for an assignment i have to make a application that adds, deletes database records. I used an ms access database. If i run the file in another pc, it doesnt't work as the datbase file is not in that pc,i need it to work …

How can i get an users input in the format of `/home/filedirectory` and then list all the files in the path /home/filedirectory??

We're in the process of upgrading/improving our application framework, and we're currently looking into (application) user groups and roles. We want to implement CRUD rights to our screens. What's in place is a kind of ORM, so there's a class for each table already. Am just looking for ideas on …