Software Development Forum

Hi I was wondering if anyone could help me figure out why every time I try to run this code it keeps bringing up an error of "cannot nest procedures". I need to use the PROTO and PROC directives in this program for my HW assignment. I'm also trying to …

hello all I fill datagridview Row[0].Cells[0] with the following command dgv1.Rows[0].Cells[(0].Value="-1"; //------------------- how to give color so that the content "-1" in datagridview has red in color (forecolor) thank you denny

I need to read in a list from a text file, put that list in a list, read in the amount of credits the students earned as an int, and than add 16 credits to the list. Here is my code so far: [CODE]myList2 = [] myList = [] myFile …

I used a multi dimensional array: [CODE]int grid[3][3];[/CODE] then I assigned all the variables in the array to the number 2 like this:[CODE] grid[0][0] = 2; grid[0][1] = 2; grid[0][2] = 2; grid[1][0] = 2; grid[1][1] = 2; grid[1][2] = 2; grid[2][0] = 2; grid[2][1] = 2; grid[2][2] = 2;[/CODE] …

I'm trying to make my rectangles appear on screen, but it appears blank when I run the program. [CODE]#include <GL/glut.h> #include <stdlib.h> #include <math.h> using namespace std; struct GLPoint { GLint x; GLint y; }; void init(void) { glClearColor (1.0, 1.0, 1.0, 0.0); glShadeModel (GL_SMOOTH); } void display(void) { int …

My program is compiling fine but my issue is with the output. The grades are not correct and the counters are not working either. If anyone can help that would be great. [CODE]//stud.cxx #include "stud.h" studType::studType(int idVal, float exam1Val, float exam2Val, float exam3Val) //********************************************* { id = idVal; exam1 = …

This is a question from some book. When u run it u would get base address of the arguments provided that is, if u write in CMD "myprog one two three" then the address would be like 65521 n 65525 n 65529 Means equal byte consumption by all the arguments. …

Hey, So I am a very experienced PHP programmer and completely new to python, I was wondering if someone could assist me with this program I am trying to make, The idea is simple The program has 10 different fortune quotes, the user needs to be able to tell the …

Hi Pal, I have issues with inserting date into my database. Though i declare the datatype as datetime in my SQL server database I will sincerely appreciate someones assistance in helping me fix the error. the error message is " [B]Conversion failed when converting datetime from character string[/B] " here …

I am trying to delete the array element that matches with the user input. So I am trying to shift all the cells after the deleted one to the left 1 spot. I know it's still in the loop of the if statement(line 11 and 31) but I can't figure …

I need some help my code repeats the add new employee and is not asking for index. What I was supposed to do. Write a function name hireOne whose parameters are the array of structs, and the size of the list; the function should prompt the user to input a …

Hello Everybody !!! I have a problem about TreeView and ListView. I have a form to manage student. When I add, the data appear on ListView and TreeView at the same time and the same data. Everything works perfectly. But one proble about Delete button. I choose the line from …

So I'm trying to create a program that will take values from one array and multiply them with the values in the second array and then allocate the answer into a third array, then returning that array as a result [code]import java.util.Arrays; public class ArrayCreator { public static void main( …

Just start a new Windows Forms Application and change the Form1 constructor to this code(which was copied from MSDN) [CODE=csharp] public Form1() { InitializeComponent(); // Create the calendar. MonthCalendar monthCalendar2 = new System.Windows.Forms.MonthCalendar(); // Set the calendar location. monthCalendar2.Location = new System.Drawing.Point(50, 50); // Change the color. monthCalendar2.BackColor = System.Drawing.SystemColors.Info; …

Card shuffling and dealing create a program to shuffle and deal a deck of cards,the program should consist of a clas card a class deck of cards and a driver program To deal a card, the driver just prints it out. The dealCard function does not print anything. this is …

Good day all, I'm trying to create a template class just for learning purposes. And i keep coming up with two errors... Here's the script: HEADER FILE "lottoclass.h" [CODE] #ifndef LOTTOCLASS_H_INCLUDED #define LOTTOCLASS_H_INCLUDED using namespace std; template<typename T> class Lottery { public: Lottery(); ~Lottery(); T Resize(T* array, int i); void …

Hello everyone, I have a question about the getline() function. I want to read from a text file and add each sentence to a string array, separating them by the full-stop. The getline() function format for input from a text file is different from the one that takes keyboard input. …

What does xrange do in python?? And how do I implement a similar function in Python3??

Hi , I am trying to save the output of "help('tkinter')" in a text file. But i get error. I want to know if there is a Way to get the output of help file redirected to a file , or save in a variable. By the way , the …

i am getting output as XYZ... ABC... This is \t\t\033[40m\033[32mUP\033[0m instead of XYZ... ABC... This is UP i am trying to diplay "UP" in green colour. below is the code: #!/bin/bash var=` /export/home/GT/AM/bin/xacct test -i | grep OK | wc -l` if [[ var -eq 2 ]]; then echo "This …

How come unittest.TestCase doesn't exist for me? [CODE] Traceback (most recent call last): File "D:\My Projects\TAGEngine\TAGEngine\trunk\unittest.py", line 1, in <module> import unittest File "D:\My Projects\TAGEngine\TAGEngine\trunk\unittest.py", line 4, in <module> class CheckStructureAcceptance(unittest.TestCase): AttributeError: 'module' object has no attribute 'TestCase' [/CODE]

Hey guys, I've looked around the forum and seen a few answers that looked like it should have solved the problem - but didn't. I'm trying to create a function that will check the database and compare it with the value of my label. (Basically a Version Checker) If it …

Hi ya, Iam using firebird v 2.5 database with vb.net .i just want a help regarding how to create a new user in fb database programmatic ally in vb.net . thank you.

Hello guys, just wondering why my program crashes when I try to delete a struct from my array. I'm trying to code so that the user searches for a student via a student ID, then opt to delete the searched student's record. I thought I got it right and the …

Hi all I have a situation, i have a form that has a datagridview, on form load, it selects the data from sql db, now what i want is when i right click on one row, i should be able to delete that row and it should also get deleted …

the question asked me make a program that would find opens an read a txt file and calculate or display the following. - the number of numbers - sum of all the numbers in the file (running total) -average of numbers in file the .txt file just has 100,200,300,400,500,600,700 each …

Hi all, I'm fairly new to python and I'm stuck with a problem. What I'm trying to do is write a recursive function that takes a list of integers and returns true if the list contains a single pair of integers whose sum is negative, and false otherwise. For example: …

[CODE]from tkinter import * def handler(event): print("Clicked at", event.x, event.y) class Application(Frame): def __init__(self, master=None): Frame.__init__(self, master) self.grid() for r in range(6): self.master.rowconfigure(r, weight=100) #Creating custom buttons self.master.columnconfigure(0, weight=100) Button(master, text="Red",command=self.colorit).grid(row=6,column=0,sticky=E+W) self.master.columnconfigure(1, weight=100) Button(master, text="Blue").grid(row=6,column=1,sticky=E+W) self.master.columnconfigure(2, weight=100) Button(master, text="Green").grid(row=6,column=2,sticky=E+W) self.master.columnconfigure(3, weight=100) Button(master, text="Black").grid(row=6,column=3,sticky=E+W) self.master.columnconfigure(4, weight=100) Button(master, text="Open", command=self.hanlderf).grid(row=6,column=4,sticky=E+W) Frame1 = …

hello I'm trying to create program to check for the user password"only numbers" if it's correct then go to the next step. if not just type Invalid password the password should be store in another file which is "password.txt" this is my code but I couldn't make the program check …

below is my current code for a math game i'm having problems creating the answer checking part of it, any assistance is appreciated. [code] import javax.swing.*; import java.util.Random; import java.awt.Button; import java.awt.Color; import java.awt.Dimension; import java.awt.Event; import java.awt.event.*; import javax.swing.*; public class MathPanel extends JPanel { // Declares Labels and …

I've searched google and tried several different things but I can't figure out how to read strings into a two dimensional character array and also read doubles into separate arrays all from the same text file. Please provide any help you can and let me know how you might accomplish …

Private Sub ComboBox6_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ComboBox6.SelectedIndexChanged con = New SqlConnection("Data Source=DEW-D63D9D2D032\SQLEXPRESS;Initial Catalog=system1;Integrated Security=True") con.Open() sql = "Select Faculty_Id From Faculty where Faculty_Name='" + ComboBox6.SelectedItem.ToString() + "'" cmd = New SqlCommand(sql, con) rdr = cmd.ExecuteReader() While (rdr.Read()) fid = rdr.GetInt32(0) End While con.Close() MsgBox(fid) con1 …

Originally I had the program all in main but I wanted to separate this by having the comparison method (diamond of asterisks) in its own method. For some odd reason I'm getting weird errors that won't allow the program to run. Errors below: 1) Systan error on token "," delete …

My question is ; how to take a value from a loop and continue the loop and take the new value again, print it and add it to the old one? thanks [CODE] while (numCourses <= 3) // loop 1 times { System.out.print( "Enter grade (one character): " ); // …

Greetings! I've been working on this program for the past couple of hours now, and I cant seem to get it right. I'm supposed to write a program that reads in integers from a text file, and then find the sum of the integers. The problem I'm having is with …

The problem ''Ask the user to enter a year and store it in an int. Then assign to a _Bool variable the value true if the year is a leap year. The leap year is any year whose number is a multiple of four. Take into account that years whose …

Hello DaniWeb Users, I am new to the forum however from what I have seen it is exceptionally good! I have searched the forums already and found various questions relating to a similar problem as mine however I am unable to work out how I can amend this for my …

hh.. how can i get the value accumulated from the date i select from datetimepicker1 to datetimepicker2 in vb.net and mysql? the value here refers to the daily sales and i need to find the total sales between the range dates that i choose.. please help me..as im beginner and …

Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click strsql = "delete from student_info where Student_No = " & ctrl & "" Dim sqlcmd As New SqlClient.SqlCommand sqlcmd.CommandText = strsql sqlcmd.Connection = sqlconn sqlcmd.ExecuteNonQuery() MsgBox("Student Deleted") Me.fillclasslist() When I try to delete a student in the list …

hello all how is the code to move the cursor from textfield1 to textfield2 right after key "enter" pressed ? thank you denny

I am doing a program to do dfs traversal given the adjacency matrix. My code follows: [CODE] #include <iostream> #define SIZE 10 using namespace std; bool M[SIZE][SIZE]; int flag[SIZE]; int dfsNum[SIZE], num; int n; void dfs( int u, int p ) { flag[u] = 1; dfsNum[u] = num++; for( int …

Hello there Daniweb community, i am creating a 2d game in Java, however i have a problem. I googled up KeyListeners for JFrame, as they didnt work as usual, and i found out that when using KeyListeners with JFrame you have to set focus, right? Well. I have Googled abit …

Two applications, two different problems. Both of these applications worked perfectly in the test environment with SSL authentication turned off. Now that we've moved to a live environment, the applications can no longer connect to the client company's ActiveMQ messaging queue. using dlls from Spring.Net version 1.3.1. Connection string uses …

i want to write a program which display alert message whenever 15 mins are over.But i am not finding solution of my problem using waitforexit() or delay() functions. [CODE] #include<time.h> #include<stdio.h> #include<dos.h> #include<conio.h> void main(void) { time_t timer; struct tm *tblock; time_t t; //timeout=18000; /* gets time of day */ …

Im a beginner at Python and I have written a program consisting of three functions and now Im stuck when I need to 'call' on them at the bottom of the program. In the 1st and 2nd functions I get some information and saving it to a file, but the …

Your program should calculate and output (to the screen) the following information about the file of text: 1. The total number of lines in the file, including blank lines. 2. The number of blank lines in the file. 3. The number of periods in the file. 4. The number of …

Hii all, I have an assignment in my java course and i just did the required 1 , and the else is very confusing for me , I'll be very appreciate if any one could help me for 2nd required and then ill try again in the rest . <URL …

[CODE]def windchill(V,T): wc = 35.74 + .6215*T-35.75*(V**.16)+.4275*(V**.16) we = round(wc,2) return we def main(): print(" Temperature \n") print("Speed \n") print("---- -20 70 10 0 10 20 30 40 50 60 ") for V in range(0,55,5): print(V) for T in range(-20,70,10): wc = windchill(V,T) print(V, "{0:1.1f}".format(wc), end="") main()[/CODE] Its python 3, …

i need some help with this code please :) when i run this code the output after each time the nested loop runs should look like this: {'gender': 'Female', 'age': 9, 'fur': 'Brown', 'name': 'Savannah'} {'gender': 'Male', 'age': 9, 'fur': 'White', 'name': 'Thumper'} {'gender': 'Male', 'age': 8, 'fur': 'Brown', 'name': …

The assignment requires program to read from a file into an array, use two boolean functions to validate certain data (set to "true" when there are no errors) then output any errors to a separate file. Everything works fine except for validating the rate. All the numbers are read into …