Software Development Forum

Hello, I hope someone can help because I am really confused :( I have some code that I am ruining on an Arduino to start a race - Take your marks, Get set, Go - type of thing and some LED's that act in a very similar way to the …

I run Python 3.x on a Windows 10 laptop and I have a daily routine that involves opening three Python scripts in succession, and running them all concurrently, each one in its own, separate instance of Idle. I have been wondering whether I could automate the entire process. I imagine …

hello, i barely know how to use python and i need to write a cubic spline interpolation code in python for my programming assignment . I have C++ code but i know nothing about c++ so can someone help me to convert that code to python code? this is a …

I'd like to know how the following programme on pointer written in C can be written in C#, especially how to use the keywords in the C programme like &i and \*p in C#. Please clarify. #include <stdio.h> void f(int *p, int *q) { p = q; *p = 2; …

Hi Experts, I have a question. I have an object and want to insert in a text file. Before inserting, I want to check if it is duplicate. If no duplicate is found, I will insert the object. If yes, will not insert an object? Do I need a collection …

i have a question that. is it not possible that main do not return any value, and the returning value of main is void, why returning value of main should always be int, when we write [code] void main() { } [/code] mostly people here on DANIWEB ask to write …

Hi! I have been developing and distributing Standalone Java Products in my local market for 4 years. My products include, POS Softwares for Retail and whole Sale Businesses and for Food Businesses such as Restaurants and cafes. I use Apache Derby Database which is also known as 'JavaDB' as database …

For those who are afraid of lycanthropes and full moons, here is a way to figure out the phase of the moon.

Can someone please tell me how to send data from my program to excel. I have a loop which is iteratively printing values to the console: [code=c]printf("16 Bit:\n\n"); for (n=0;n<numberOfValues;n++){ printf("%.4x\n",rand16()); }[/code] but i need to send them to excel for analysis!! Please help

Write a program that asks the user to guess the next roll of a six sided die. Each guess costs $ 1. If they guess correctly, they get $ 10.00. The player will start out with a $10.00 bank. Each time he (or she) guesses incorrectly you will subtract $1.00 …

I have a very little approach with coding in C# in asp.net please help converting this python code into c#. # Python example - Fourier transform using numpy.fft method import numpy as np import matplotlib.pyplot as plotter # How many time points are needed i,e., Sampling Frequency samplingFrequency = 100; …

Hello, I hope someone can help because I am really confused :( I have some code that I am ruuning on an Arduino to start a race - Take your marks, Get set, Go - type of thing and some LED's that act in a very similar way to the …

INCLUDE asmLib.inc .data Bank DWORD 10 rNum DWORD ? welcomeMsg BYTE "Welcome to the dice guess game. it costs $1.00 to play. " , 0dh, 0ah, 0 contMsg BYTE "Would you like to continue? (y/n)", 0dh, 0ah, 0 prompt1 BYTE "Please enter your guess for the next roll. It only …

Hi, I would like to ask regarding File Handling in Java. I am creating a program for my school project and we should use file handling only (.txt) not database. When I add a product (with product code, product name, price, etc), I want to save it in a file. …

Dear friends: I need to develop a numerical computation software with a GUI interface like the attachment. I have tried tkinter package, but it seems that it can not resolve this mission. Could you please give me some suggestions about which package should i use to obtain this goal. Regards …

My assignment in my class is to create a palindrome program for any given string. The main function is supposed to call an integer function named InputString that reads the characters of length n and it needs to determine if its a non-zero length. If this is so, another function …

I have a form with dropdowns. Based on that form input you should be able to view the details of multiple employee's in another JSP. I cannot get this to work and when testing, the arraylist employeesList size returns zero. My code is below - can anyone see where I …

I'm trying to convert a Java code into Python. I could adapt most of the code, however, it is difficult to me to link all the functions. The java code is used in Weka. I would like a stand-alone python code. The algorithm in the code is presented in this …

hi, I got a string and it look like : "test : this is a test. for me." How can I remove the first charakters? At this example I want to remove the characters "test : ". How can I do this? I know how to delete from the end, …

I'm looking for a .NET tool/component I can use in WinForms that works like [mermaid](https://mermaid-js.github.io/mermaid/#/) but does not require a browser component. Something that generates an image is preferred.

I used to this code for a splash screen but doesn't run. Please could someone assist. Or help with a link I can check Tkinter splash screens. [code] from Tkinter import * try: from PIL import Image, ImageTk except ImportError: import Image, ImageTk class SplashScreen(Toplevel): def __init__(self, master, image=None, timeout=1000): …

Hello. I'm new to the whole Linux thing and I have something for a topic. In Windows you can produce characters with accents via a shortcut. For example: " followed by e brings forth ë. I miss this in Linux. Somebody told me that I should ask for help writing …

Hi! I need a suggestion for learning Java programming in a best and easiest way.

Unable to open file with fstream. it always seems to jump to the else statement and gives me the error message "Error: can't open input file ". I have included in the header file [CODE]#include <iostream> #include <fstream> #include <sstream>[/CODE] and in the class file i have the following code …

#include <iostream> using namespace std; int rankfun(double left, double right){ int rank; if(left < right){ rank =-1; } else if(left > right){ rank = 1; } else{ rank = 0; } return rank; } int main(){ double number1 = 1.7; double number2 = 2.3; int result; result = rankfun(number1,number2); cout …

I'm trying to learn how to do some simple things with MFC - I'm not used to the toolkit. I want to load a png image from disk and display it at a chosen location in the program's window, but am getting a debug assertion error: atlimage.h Line: 1624 Expression: …

I have a 2D array that displays a table of numbers  I'm trying to populate a my 2D array using these coordinates.  My goal is to place place the number 1 at each of the coordinates. I'm trying to use a hasNext() method to read the txt file …

I have never learn python and i need to write one small program in it. I have C++ code so can someone convert that code to python code ? code: #include <stdio.h> int N; struct { int y, x1, x2; } platforme[100]; int spusti(double x, int y) { int rez …

Having problem in pin code if the user will input less than 4 digit number and a character type..could some1 help me from this.. (@@, #include<stdio.h> #include<conio.h> #include<iostream.h> float choice2(); float choice3(); float ball[11]={1000,1000,1000,1000,1000,1000,1000,1000,1000,1000,1000}; float mypin; float withdraw, deposit; int transaction, myaccount; char transaction1; main() { pin:{ system("cls"); printf("Enter pin …

I am very new to VB.NET. That said, I have developed a windows form that utilizes an SQL Server back end. I am developing using Visual Studio 2008 and the 3.5 Framework. The SQL server is 2005. I do not have any warnings or errors, and the project compiles without …

Hi there! This is a simple pascal program I wrote for a cashier. Please note that this is only a basic level program code and can't actually be used for commercial use. Thanks for reading!

public class Hello { public static void main (String[] args) { System.out.println("My contact number is: "); int srv = 82; system.out.println(srv);

Now I am going through a project with colors. And then I think that if I try to display color values with their names in a simple combobox, it could be amazing. I tried and did it and it is looking like  And  And finally the …

Hi, I try to convert the c code into python it actually complie but no result came out Code in C #include <stdio.h> # include <math.h> double const pi=3.1415926535897932384626433; double const twopi=2.0*pi; double const halfpi=pi/2.0; float cos_32(float x) { int quad; x=fmod(x,twopi); if (x<0) { x=-x; } quad=int(x/halfpi); switch (quad) …

This seems so simple, so why can't I figure out how to do it? All I want to do is have two forms, and if you click a button on Form1, Form2 will load (replaying Form1). In a Windows App. How ???? Thanks for any help.

Hello everyone, I have a code that use function to find and remove all occurrences of a string within a string (substring pending) and return the number of removals: I need to remove "xyz" in "abdxyzdxyz" the result should be "abdd" and a return of 2 removed. I used the …

So its fun when you have questions for hw but neither the teacher nor the textbook show you how to do the HW question. Anyway, I have my base class, a derived class, and class with composition of the derived class. I am not sure how to create the constructor …

Hi everybody!! I want to make a vehivle license plate recognition system in java but dont have any idea how to implement it in java.If anyone could give me link to how use java for image processing,it would be of great help Waiting for reply

Hello, I have a program below where I am selecting a file and displaying the content using a JTextArea. It works fine, but when I add a JScroller, it does not display the area with the scroller. What am I doing wrong? import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.io.*; …

compute tax. Please help me out on my tax rate calculation. Really confusing. Create a class TaxReturn with data elds suitable for holding a taxnumber, first name, family name, annual income, current address, and residency status along with the tax rates: For Residents Income Tax Rate 0 - $6,000 Nil …

I have a file that contains a class, its called test.py. How can i call on that class within another file called xml.py?

If you run the following code (on Windows 7, Python 2.6.5), you should see a light border around a black square and some text below it. How do I get rid of that border? Thanks! [code=python] from Tkinter import * class App: def __init__(self, master): #background frame self.bgFrame = Frame(master, …

i have a set of code for a gui that runs using a dictionary but i cant get the code to exit once the user presses the last button named end import sys import tkinter as tk from functools import partial class Situation(tk.Frame): def __init__(self, master=None, story='', buttons=[], **kwargs): tk.Frame.__init__(self, …

Hello All, I've only just started to develope some code in VB.net and i have very little experience in it and some of the "instructional" web pages are very confusing to my dyslexic mind. The scenario is as follows: - I am connected to a server via VPN, but the …

So i have to create a programm that reads 7-49 numbers and makes all posible combinations (6 number each) from the given numbers. Do you know how can i do this? I dont ask for the code ready but i cant think of a way i can create the combinations.

I need a software that can automatically log into a series of accounts to a website, available data acount list, we need software to automatically log in continuously to check whether the account is alive or dead and check. check nickname in the game, and amount in the account

classification of a text in a corpus with five themes and each theme contains 10 items in perl for exemple: i have: 1 theme food 10 articles about food 2 theme politic 10 articles about politic ...etc and i give him a new text and he classify this text on …

Hi, I'm having trouble with creating a program to split a number into there own separate digits and then multiplying the digits to create another number. The program will repeat itself until there is just one digit.. The main thing I'm having problem with is figuring out how I could …

I have multiple .TXT files in a folder. Each text file has the same outline of paragraphs out of which I wish to select everything between 2 specific words. I have a regex code for finding the particular text of interest. The aim is to write a python code that …