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In POS system, cashier computer connect to printer using serial rs232 usb or cable. We need to capture data from that connection, and parsing the data to get total amount for every transaction at POS, then send it to database server via internet. if require, using raspberry or arduino, also gsm modem to send the data. While capture the data, the POS pc still print bill normally.
Skills required are C Programming, Electronics, Embedded Software, Microcontroller, Python
A Constructive Example Consider an example , to model a user-defined data type for strings. The object simulates a character array ( string ) using a character pointer and an
I need Computer application/program. Project Description: I want a project done. It is a computer desktop appli
Implementation of the Definition class: void Definition::put_word(char *s) { word = new char[strlen(s)+1]; strcpy(word,s); nmeanings = 0; } voi
Write a program to find the area under the curve y = f(x) between x = a and x = b, integrate y = f(x) between the limits of a and b.
#include #include #include using namespace std; #define MAX 5 #define INF (1 #define DEBUG if(0) #define pii pair #define pb(x) push_back(x) class
Write a C program to compute the value of a sine wave from 0 to 2P with an increment of 0.1 radians. #include stdio.h #include math.h #define pi 3.1415927 void main() { c
In this worksheet you are asked to write three classes in C++: Lecture class, Course class and University class. The classes relate to each other in the way that a Course has many
how do i write a c++ program that will input a number and output its factorial using the while loop
Type Casting Implicit type conversions, as allowed by the language, can lead to errors creeping in the program if care is not taken. Thus, explicit type conversions may be used
Using a Friend Using a friend function is quite easy. The following example explains a friend function to access members of two classes. class Bclass;
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