[operand] Forum Topics

Hi, I have a sql statement which was running fine yesterday. After making a few changes to the website, it stopped working. I managed to get the statement work on my localhost, however, when I publish the same pages onto the server, I receive the "Operand should contain 1 column(s)" …

def main(): print ('Welcome to the mpg calculator program') print() #get the miles driven using the input function miles_driven = input ("Please enter miles driven: ") miles_driven = float (miles_driven) #get the gallons used using the input function gallons_used = input ("Please enter gallons used: ") galons_used = float (gallons_used) …

I would like to make a memory allocation: `(*matrix)[i]=(int*)malloc(sizeof(int)*sz);` But I have got an error message: Invalid operands to binary * What should be the problem?

[CODE]#include <iostream> #include <cmath> #include <iomanip> using namespace std; int triangleType(double x1, double y1, double x2, double y2, double x3, double y3); double distance(double a1, double b1, double a2, double b2); int main() { double x1, y1, x2, y2, x3, y3; cout << "Enter vertices for the triangle." << endl; …

prompt: need the user to input 1st and last values for the table. DIsplay in a column in the table starting with 1st base value that was inputted. Last column has to the ending base value that was entered. I need to make 15 rows of computations. First row should …

I looked around quite a bit on how to solve this but i couldn't find a lot .. can anyone help me? The capitalized variables are constants [CODE] case '4': { bubbleSort(aList); string strKey; cout << " Input: "; cin >> strKey; binarySearch(aList, strKey); int binarySearchResult = binarySearch(aList, strKey); if …

[CODE]double a,b; printf("%f",a^b);[/CODE] error occurs as shown in heading. any alternative method?

Hey everyone, needing a little hand... i'm using the SDL on windows and all the right libraries are installed correctly, I know this because all my other functions that need these libraries worked and still do, but my SDL_Surface* pFontSurface; variable my print text method creates a compile error. ~The …

my compiler keeps saying that i have an operator error at lines 22 and 50. what did i do wrong??? plz help [CODE]#include <iostream> using namespace std; class Rectangle { public: Rectangle()/*rectangle constructor defaults the values for length, width, area, and perimeter to 1 and initializes five rectangle objects to …