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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
C language lets us do this in a structure definition by putting: bit length after the variable that is. struct packed_struct { unsigned int f1:1; unsigned int f2:1; unsigned
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
to count number of occurances
why oops
Should my constructors employ "assignment" or "initialization lists"?
A: Provide a friend operator class Base { public: friend std::ostream& operator ... protected: virtual void printOn(std::ostream& o) const; }; inline std::ostr
c++ coding decode the letters from numbers
flowcharting of 3 quizes display the average
what is oops
People sometimes give their phone numbers using one or more alphabetic characters. Create a program that converts the alphabetic characters to their corresponding numbers. For exam
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