Software Development Forum

Hello, I'm having trouble getting a part of this program to work... the update student part is supposed to update/edit student's scores. When i run the program i cant get the bttnUpdate to work in the frmMaintStudentScores.cs. can someone help me fix it? the other parts of the program are …

I created a crystal report in vb.net 2003 that generates invoices. I need to be able to print this report to a Canon copy machine(with four paper drawers), but I can't select the paper drawer to print from at runtime, it has to print to the fourth drawer. I am …

I have some problem with my code, i can fetching data from database perfectly fine without any freezing, but after the fetching finish and i want to add the fetched data into grid view, the program will freeze even though i already input the code inside background worker. Here is …

I need help in filling array in Pascal with random number. I have 9 empty array ( A: array[1..10] of integer ), and i want to fill the array with integer for 1 to 9 randomly, but one number can only be choosen one time. So when a number (eg. …

I’m trying to create a program that accepts a string of characters, which should be able to perform push, pop and peek. The code is running, but the program only accepts the first letter of the string. I’ve tried many different ways to implement the code, but I’m still not …

Hi dear forum members, I am brand new in C programming and have to program an "X" as homework (see attached picture). The edge length of the "X's" should be entered by the user, ie the "X" should be arbitrarily large or small. Can someone help me with the task? …

I am writing a program that uses a while loop to determine the largest number input so far. I have to input 10 numbers in whole. At the end of the loop, it should output the largest number. [CODE]import java.util.Scanner; public class Largest { public static void main(String[] args) { …

Hello, It appears we started receiving errors similar to the one below since last week on our Exchange Server 2016. A staff member stated he was receiving emails normally on his PC but not on his phone. This server has been set up since November 2019 without any issues. The …

I want to add a try catch block in the CalculateAverageRate method where I want the user to enter grades 1,2,3,4,5 and for other numbers to throw an exception... I would also like to make a constructor with three parameters (string name, string surname, string date_birth) in which string attributes …

i was on the site pyschools working through the exercises, but i dont understand why it wont accept the code i input. [url]http://www.pyschools.com/quiz/view_question/s4-q2[/url] Create a function generateNumbers(start, end, step) that takes in three numbers as arguments and returns a list of numbers ranging from start to the end number (inclusive)and …

I have a database with two tables namely Tblreqs and Tbllib, I used Table A to populate into treeview, i want to use the selected node to fill textboxes with data from Table B. Here are the codes have tried so far, please just new Imports System.Data.OleDb Public Class Form1 …

I got a java programming assignment in where you will ask: 1.) Ask the user to input item name, price, quantity and payment. 2.) Store the responses in the computer's memory. 3.) Displaying the item name, total amount and change. ( PS: Still new to this site, want some help …

Hello guys, It my frist topic in this forum so i hopeI hope you like it?? In this topic we w'll learn how to check internet connection using a simple code. frist make a new project And add a label and timer . second Double click on timer to type …

I just had to look up the WM_ representation for the mouse scroll, so that I can activate my game camera zoom, more freely, rather than using the arrow keys (which was fun at first) So, I tried implementing the WM_MOUSEWHEEL into the message loop and created a switch statement …

Hello guys, I've been playing with Direct2D lately, and found out (from a presentation) that converting geometries into meshes makes rendering a lot faster So, how do I do this? I tried this: [CODE] hr = RenderEngine.D2DFactory->CreateRectangleGeometry(D2D1::RectF(0,0,10,10), &pGem); hr = RenderEngine.RenderTarget->CreateMesh(&pMesh); hr = pMesh->Open(&pSink); hr = pGem->Tessellate(D2D1::Matrix3x2F::Identity(), pSink); hr = …

I neet to build an vb.net app to comunicate to specific Windows app COM object by sending the XML request and then collect the XML response but I have no idea how to do it. Can anyone guide me how to do it? Here is the COM spec: **IPixPosTrans** is …

Declare a class (i.e., a type) called CArea and an object (i.e., a variable) of this class called obj. This class contains four members: two data members of type int (member x and member y) with private access and two member functions with public access: set_values() and area(). Calculate the …

I'm looking to build a command-line tool that will enable me to read an arbitrary XML file combined with a mapping to fill an existing (arbitrary) SQLite database with data. What I'm looking for are conceptual ideas on how to solve this. I've got a possible theoretical solution in mind, …

i want to call the load event of the form inside the click event of the commant button depending upon certain condition how can i do this?

I am Developing a project on Face Detection in images for my final year project in university. I am unable to find source code for java. I end up getting source code for opencv or matlab.I need code for face detection on images in java. Face detection as in box …

The problem I face is since I use this type of loop to achieve the delete function, i really don't know where should i put the "else" statement when the searching result is not found in the file. Because the while loop need to run whether the result is found …

Hi everyone, can someone please help me and give advice as to which software solution to use for the business process described below: Process description by person : Person1: RECORDING THE SPEECH, CREATING THE VISUALS 1 By using the PowerPoint software, create the background image file by updating the title, …

I am trying build a webpage which takes a large tab delimited `.txt/.txt.gz `file as user input from a form and using `POST` method(`test.html`) to send the data to `cgi-bin` directory to `file.py` which ideally should open the file read and put the data into a dataframe and do some …

##This project implements a multiple timer application. It was written in 1. Python 3.8.2 2. wxPython 4.1.0 Feel free to experiment. Here are some possible enhancements: 1. Add the ability to run a program when the timer expires. With a little scripting you could, for example, schedule the sending of …

OK, not completely, I admit. I used some different colors(colours) here and there. But this code will put you on the way. This is a little modification of code I use to show a matrix in a form. Just start a new Forms app and fill in the code. Enjoy!

I am having problems using the square root function in my program. I have included <cmath> outside of main and my formula using the square root looks like this: area=sqrt(s*(s-a)*(s-b)*(s-c)); but, I keep getting an error that says 'sqrt' cannot be used as a function. I would appreciate any suggestions. …

Hello! i'm only a beginner in programming and only have a few idea about creating a program. We have an assignment to create a hangman: Write a program that plays the game of Hangman. The program should pick a word(which is coded directly into the program) and display the following: …

Here's my code for a Hangman game I'm developing: #include <iostream> using namespace std; const char *const Words[]={"America", "Barrack", "country", "doctors","salamat"}; #define NWORDS (sizeof Words/sizeof (char *)) int main() { const char *toguess=Words[0]; char guess[15] = " "; int numguesses = 1; char ch; string str1; string str2; // string …

The following Python 2.7 Calendar program works nicely with a Frame and a Panel, but when I try to change to change the Frame to an MDIParentFrame and the Panel to an MDIChildFrame (or MDIClientWindow) I cannot get it to work. I went to this because I had trouble getting …

Python-wxPython Tutorial This tutorial will take you through the basics of wxPython. ##Introduction: Let's face it. I am a dinosaur. I got my computer science degree in the mid 70s. And it won't be long before **I** am in **my** mid 70s. So why am I trying to learn Python? …