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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 function that has two int parameters num and n, and returns TRUE when the nth bit in num is 1, otherwise FALSE. This function should use the function in the above problem.
#quGiven the Array class definition in Fig. 11.10-11.11 (pp. 476-479) of the textbook, write a new overloaded operator function for the ‘%’ (modulus) operator (i.e., return an arra
The concept of a string in C is difficult, because a string is a collection of characters stored in memory terminated by a NULL string i.e. \0. Let us consider the string Hello. Th
program
Changing Field width The printf() and scanf() functions from the standard library, use width specifier for controlling the width of its output . Similarly, the ostream class al
Question 1 Describe the theory behind class templates and function templates along with relevant programming examples Question 2 With the help of suitable programming example
please send code for inverted index file
Spider webs have two types of silk, sticky silk and strength silk, spiders do not move on the sticky silken threads only on the strength threads. Assume one type of spider creates
Is it possible to create your own header files? - Yes, it's possible to create a customized header file. - To do this, you just need to include function prototypes that you
(a) Write a procedure called (add x y) that adds two numbers in a recursive manner. Specifically, note that x + y = (x + 1) + (y - 1) and x + 0 = x. (b) Using the substitution m
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