Software Development Forum

I just started using python a couple of days ago, so I am a complete beginner. Basically what I am trying to do is the following. Imagine that I have a string variable such as: food = 'bread' I want to create another variable (integer or another type) so that …

Hello all I have a form with two datagridviews. Grid A is polulated with orders from DB, grib B has an empty table with the same column name as grid A. Im currently draging orders from Grid A onto grid B. My isue is that since grid B has only …

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I 'm building an application to store and retrieve books, but I have an issue with retrieving data from the db. I'm using REST and testing with postman. Everything works OK. Currently I have a series of methods written in Java at the backend like so @Override @POST @Path("/add") //@Produces("application/json") …

Write a Java application that calculates the number of repayments for a loan based on the initial loan amount, annual interest rate and monthly payment. The user enters these values and application uses a loop to display the balance each month after payment has been made. Note that interest is …

Hi there, I am trying to do an exercise from a C++ book. It goes: Develop a program that will move the knight around an empty chessboard. The chessboard is represented by an 8-by-8 two-dimensional array [ICODE]board[][][/ICODE]. Each of the squares is initialized to 0. We describe each of the …

Hello and thanks for reading my post. I need help converting the fallowing Algorithm into working C++ code, and below is what i have come up with so far, what do i need to do to make this compile? Algorithm: PayCalc 1. CaseOf PayCode = "H" Pay = Rate * …

I have written the following Tkinter script: When I run it, the first thing that happens is the File Dialog box opens without it being called. I am expecting the file dialog box only to open when the "Open Document" button is pressed. import tkinter as tk from tkinter import …

[ATTACH=RIGHT]20145[/ATTACH][B]Building your first DYNAMIC Database application. This is Part One of a four part tutorial on how to install and use your database, Part Two will teach you how to build successful connections and Part Three will teach you how to build database interaction and management of your databases.[/B] There …

Hey guys, I want to make a simple program which calculates speed, distance and time. This is the code I used: [CODE] a=input("1)Find speed\n2)Find distance\n3)Find time\n4)Quit\n") while a!=4: if a==1: d=input("\nEnter distance: ") t=input("Enter time: ") print ("Speed: "+str(d/t)+"\n") elif a==2: s=input("\nEnter speed: ") t=input("Enter time: ") print ("Distance :"+str(s*t)+"\n") …

I would like to know what is the difference betn getchar(),getch(), and getche() functions and which should be used in which conditions. Thanks, comwizz. :confused:

I have called Rest API using powershell function but i need to get date entry from all objects like english-and-wales, scotland , northern ireland. using this $list.'england-and-wales'.events.date i will get only england-and-wales details but remaining scotland, northern ireland date i am unable to fetch function Get-Holiday Invoke-RestMethod -Method Get -Uri …

I have to convert a piece of C++ code to Python. Except I can't understand what it's doing. This is the code: [CODE]#include <iostream> using namespace std; int calculate(int values[], int size) { int answer = 0; for (int 1 =0; i< size; i +=1) } answer += values[1]; } …

Would anyone be able to help me, I am trying to make a C++ program which reads values from csv file and prints them(there are going to be three 4 rows, 3 columns). I want to know how can I add the rows (like the sum of the first row …

Can someone help me with this? Write a c++ program simulator that will compute for the average waiting time of each customer in a bank. Also the program will indicate the number of the teller who accommodates the customer.

Hi everyone! Do you know how to create Pizzeria Program using Python and PostgreSQL where it can keep track of the pizza orders and view the order information using Python and PostgreSQL? Technology needed: -Django for the program -Postgresql for database How it can be used: Every time there is …

Create a program that would convert a decimal number to either binary, octal or hexadecimal counterpart. Your program should ask the user for decimal with a data type of a long integer (4 bytes or 32bits in length or having a range of +2147483647 to -2147483648, or 4294967296 if unsigned). …

Hello, I have been trying to get this robot to work out and be able to move around. I am just so confused as to how to get my arrow to get even displayed and moved when pressed by one of the directions to go. One area that I struggle …

Hi everyone, Today i have a question about how can i write one code for all shapes like, ****** ***** **** *** ** * or other shapes like square or tringle. I want to know the difference in every code. Thanks alot.

Hey guys I'm having trouble figuring out how to calculate the standard divination of an array in Java. As you can see I have already calculated the mean, and I know that at the end I will have to divide by the sample size minus 1 (n-1) and square that …

Hello, I'm trying to write data to an INI file, I've got some code to read it: [http://pastebin.com/Jpwf8XJM](http://pastebin.com/Jpwf8XJM). I've tried to modify this code to get it to be able to write to INI files, but I haven't had much success. I know there are DLL's designed for this, but …

I am new at python. How can i translate this pseudocode to python? Thanks... 

Trying to get the last row inserted from a Excel sheet. The sheet is called clientes. I have id, name, description Since ID is auto incremental, I can sort by ID: My idea is: oledbcmd = "Select top (1) * From [CLIENTES$] ORDER BY id desc"; but it does not …

Dear sir, i got a TFT device attendance 3.5 inch and iam using SDK 6.2.4.11 iam using windows 10 LTSC Enterprize 64 bit when running , i created a windows service on it when i try to run it, it does not work and cause an error 1053 :Error 1053: …

Hello, I'm seeking some suggestions for the issue below: Suppose I have multiple CSV files which including header. ID,NO,Date 1,200,2020-02-03 ........................... ........................... ......................... How can I process the CSV files so that each line of one CSV file will map to one object and then send N objects to an …

I thought this would be a great place to post this opportunity for someone to join my start-up which is developing revolutionary technologies. Currently, we're developing software which takes advantage of apple's new Lidar technology. We are looking for a talented developer/ computer scientist to join our team for a …

Hi been working on this final piece of the puzzle and it seems like the last step is the hardest. So far been able to stop it from adding multiple items per button click (number of rows + 1) Update QTY count for first item only. Trying to have it …

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 …