The most common alternative to #pragma once is to use #define to set an include guard macro, the name of which is picked by the programmer to be unique to that file. For example, #ifndef GRANDPARENT_H #define GRANDPARENT_H ... contents of grandparent.h #endif /* !GRANDPARENT_H */.
1 Costco is three years old and has 17 locations, 1.3 million members, and 3,740 employees.  Costco's first Pharmacy opens in Portland, Oregon and the Tukwila, WA warehouse becomes the house of the company's first fresh meat department.
As CEO, his biggest move is increasing Costcoâs international presence. Over the next two years, Costco will open its first locations in France and Spain. Two-thirds of Costcoâs expansion over the next five years will be international, according to Galanti, with a focus on Japan, Taiwan, and South Korea.