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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
i havea a small C++ i need help with. should not be anything special for an experienced programmer
In this assignment the main has been written for you in the file phone_book_main.cpp. You will also notice that a class called Person has been declared as having several prototypes
Can you overload a function depend only on whether a parameter is a value or a reference? A: No. Passing by value and reference looks identical to the caller.
Program to store family members details in C++: #include #include #include struct record { char name[30]; int age; char state[40]; }x; //cal
Problem: (a) Distinguish between a class and an object. (b) Define instantiation. (c) What is the importance of the "this" variable in java. (d) What is encapsulation?
The digital signal is one which only consists of two states i.e. logic '1' (+5 volts) and logic '0' (0 volts). Various electronic blocks use logic and these form the basis of a m
how i can open a file
Pointers are just numbers, representing addresses in memory. You can add to and subtract from pointers, for instance. It is pretty easy to make mistakes with pointer math, however,
Can one overload the destructor for his class?
You are going to write a function that computes the total interest charged on a credit card before it is paid off. List all the inputs the function will need.
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