Cookies are placed and stored in the browser and by request, it will be sent back to the client’s server. A hash-like structure is provided the rails. The ActionController #cookies located in the controller manages the cookies. Using cookies implements the session in rails. How...

You cannot return an array from the function. The code is like: int[] myFunction(); Instead, the pointer can return to the array’s first element. There are also several elements to read. /* here the name of the function indicate that 5 elements will be returned...