51,593 Topics
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| | This is my derivative function. This code works correctly but does not delete the constant term. It sets directly to 0 and writes to the result. how can i fix this? Thank you.. EX: Input: "-x^3-6x^2+ 4x+22" Output: “-3.0x^2 -12x +4.0 + 0.0” How can i delete this 0.0? struct …  |
| | Can someone help solve this as C++ program for me? Write a program to process weekly employee time cards for all employees of an organization. Each employee will have three data items: an identification number, the hourly wage rate, and the number of hours worked during a given week. Each …  |
| | how to Delete the whole list using myList.deleteAll( ) and Implement Linked Stack for Character data type to show name in reverse In the following code? |
| | 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 … |
| | Q1. Given the partial implemenatation of Linked List, you are required to add the following functionality in the code Delete the whole list e.g. myList.deleteAll( ); Implement Linked Stack for Character data type and show how it reverses your Name. Q2. Show in diagramatic representation (draw by hand, take picture … |
| | Hello, I'm new to C++. How do I find the sum of integers from a through b, no input from user needed, and only using while loop statement. The results from my question on the internet gave me only the solution using for loop statement. Can anyone show me how … |
| | Anyone can help me on my GUI. I'm making a BMI calcu GUI. But I don't know hot to input to my check bmi button. Im a total beginner btw. What code I need to add in a button to perform bmi calculation? |
| | 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). … |
| | 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. |
| | Posting this to test the software which has the access of Open API |
| | Hi i am computer science students. I always confused to about php base websites or another website. Yesterday my teacher gave me assingement to check website either it is php base or other platform. But i haven't decided to give answer. I am week student in class. please help me … |
 | What are the top learning management systems for corporations? And how it helps for employee training? |
| | I want to develop a c++ code to store details of visitors in file. |
 | write down a program which generates numbers from 1 to 10 but in following format in C++ 1 2 3 4 5 6 7 8 9 10 |
| | This is what I have so far the teacher wants us to request the file name and I have no clue where to even start. Thank you for the help! #include <iostream> #include <string> #include <fstream> #include <cmath> #include <iomanip> using namespace std; int main() ifstream inFile; ofstream outFile; string … |
| | This is my Code C++ for my assignment. Please help me to convert it to C code. Thank you! #include<iostream> using namespace std; #define N 10 int main() { int array[N],p,q; for(int i=0;i<N;i++) array[i]=i; cout<<"For instance, given elements are "; for(int i=0;i<N;i++) cout<<array[i]; cout<<endl; int r=0; while(cin>>p) { cin>>q; if(p>=0 … |
| | Hello everyone! I'm working on this C++ program but im kind of lost. I'm using calling fuctions with void and parameters to create this program that is supposed to average a set of 5 scores and dropped the lowest one. It should calculate and display the average of the four …  |
| | I try to modified this Pac-Man Coding to spawn one more enemy which is the 'E' when the timer below 10sec but i failed to do it.Can you guys help me? I attached the coding in link below. https://drive.google.com/file/d/1f36X9s9RXL35VfNVJnx8mvWvEgcdKy3o/view?usp=sharing |
| | Hi All, I would personally looking for someone from the US for a partnership. This will be something like a part-time job that needs 5 hrs per week. Requirements: US citizenship for legal issues. Basic understanding of technical - Junior Full-stack (web and mobile development) Experience working remotely. Open-minded and … |
 | can someone help me write this short programme I am newby... Create a class Student that will have private attributes string name, string last name, string date_birth, double average_ grade. This class must have a constructor without parameters (in which all string attributes are set to an empty string, and … |
| | // This program will calculate the highest and the lowest, // variable out of a set of numbers. Also, it is going to give // the sum and the average out of this set. #include <iostream> #include <cmath> using namespace std; int main() { int number, average, amount, sum; int … |
 | 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'm trying to make a script that helps verify a persons age on whether or not someone can go into a bar, then if they can order or not but seem to be having an issue with a "expected primary-expression before '{' token" on line 23. Here is my code: … |
| | I have to make my sample run look like this . I cannot seem to get it right. Sample run Welcome to Vending Machine capable of deep frying twinkies Please insert coin: Enter D or d for Dollar Enter Q or q for Quarer Enter M or m for Dime … |
| | Write an application that prompts the user for a checking account balance and a savings account balance. Display the message “Checking account balance is low” if the checking account balance is less than $10. Display the message “Savings account balance is low” if the savings account balance is less than … |
| | Can you help me decrypt the message with the given information. I figured out the first line is using Xor ciphers but how do I figure out the rest? Y[ZU[XZWZ\XXZjZ[[WWVWU Ogaqkxpgbqbfiof! Cyw'ss bun! Zqksxl cywd lnepwvs uozneh. Qjc mgabiy nfx vmz-djrhkfalfq. Xnjfx ai qjvi viqi uat pgw odjwp. The radio … |
| | 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 … |
| | 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 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 … |
| | 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 … |
| | Hi, so I am very new to coding and I wanted to make something that opens a website stored in a string variable like this: #include <string> #include <iostream> #include <windows.h> int main() { string url = https://google.com; //now I dont know how to open the url from the string … |
| | I want to create an edit function, the flow is In a loop, read the next record until there are no more records. If we found the record we want: Write the new data to the output file else Write the old data to the output file end loop Close … |
| | 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 … |
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| | 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. … |
| | 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 … |
| | 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: … |
 | I'm trying to write a function that will draw a right triangle that will ascend and then descend after the max height is reached. It is to be drawn using the asterisk symbol. I'm fairly new to recursion and that is the primary method I need to use to solve …  |
| | This program is not displaying the "Student Statistics" and Name in the output. Please solve this issue. Thanks Program Link: https://www.daniweb.com/programming/software-development/threads/469457/project-title-student-record-registration-using-linked-list |
| | two error come of (strcpy was not declare in this scope) would any one show me, hw to remove this error, ... plz Project Title: Student Record & Registration using Linked list Description: This project is a Linked List application. If you would like to refresh you knowledge about linked … |
| | Mr.X owns a small business in a region with poor law-and-order. Recently his warehouse has been plagued by thieves. Gangs of thieves raid over his warehouse from time to time, stealing his raw material, affecting his business. He has studied the occurrences and noticed it that they are cyclical. Assuming … |
 | Hi this is my question , and I have some error in my code ,and I cant correct them ,and I am asking if you could help me ? this is the question : Create a class called BloodDonor that maintains information about blood donors in a blood bank having …  |
| | Write a program to sort an array of integers in ascending order by using pointers Write a program to sort an array of integers in descending order by using pointers |
| | public bool Kayit_Ekle() { sorgu = string.Format("Insert Into [{0}] ([SERVİS FORM NO],[ÇAĞRI NO]) Values ({1},{2})", sheet, formno,cagrino); cmd = new OleDbCommand(sorgu, Baglan()); cmd.Parameters.AddWithValue("@{2}",cagrino); int etkilenen = cmd.ExecuteNonQuery(); if (etkilenen == 0) { return false; } else { return true; } } Hello there, I am writing recording program with c … |
| | So im actually creating a fastfood menu in which save how many times a button been clicked as a variable. So I can multiply it to its value. For example if i click btnChicken a variable will count how many btnChicken been clicked then it will multplied on the amount … |
| | write a program to calculate and print equivalent of two capacitors connected in series |
| | I need a program that takes my btnChicken_Click event (when being clicked) and save it as a variable. I know my programs trash but really need it. using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace Fatfood { public partial … |
| | #include "stdafx.h" #include <iostream> #include <windows.h> using namespace std; int main() { int sitution =0; cout<<"SECURITY SYSTEM"<<endl; cout<<"1. Police"<<endl; cout<<"2. Fire Brigade "<<endl; cout<<"4. Earthquake "<<endl; top: cout<<endl; cout<<endl; cout<<"Press The Button for Help \n "; cin>>sitution; if (sitution ==1) { for (int i =0; i <10;i++) { Beep(1000,400); cout<<" … |
| | Dear the gurus; I am a developing a small program for voting of about 5 candidates. The program should compute and return the candidates and their total tallied votes. If a voter enters a number outside 1-5 it should count it as faulty vote. I have the following program but … |
| | basically my sister had a ipad ,and she was using for a long time and was enjoying using it and she forgot her ipad password. there was no way to reset the password without going to shop and we couldn't be bothered to take to pc store to reset the … |
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