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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
write a static method with one integer parameter, x that returns the value of the polynomial 3x(2)- 7x + 2
how to do 2, 4, 8 associativity
Program to Open a file in C++: int main() { char ch; ifstream f1 ("OLDFILE.TXT"); ofstream f2 ("NEWFILE.TXT");
New data members New member functions New constructors and destructor New friends
What is difference between require_once (), require(), include()? require() includes and evaluates a specific file, if file isn't found then it shows a Fatal Error. require_
Explain Object-oriented programming Object-oriented programming (OOP) attempts to meet these requirements, providing methods for managing enormous complexity, achieving reuse o
processing two jobs through 2 machine
Program to design list in c: Write a program in c to insert the values in list void main() { int i=0; char a[20]; clrscr(); printf("Enter the line\n");
Ravi is a newbie to the programming and while learning the programming language he came to know the following rules: · Each program must start with ''{'' and end with '
Define Polymorphism? A: Polymorphism let a client to treat di_erent objects in the simialr way even if they were developed from di_erent classes and exhibit di_erent behaviors.
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