I got an unexpected demonstration of the double dispatch pattern in real life the other day.
几天前在实际生活中我意外地得到了双重分发模式的一个演示。
Most people have at least twice a day when an unexpected 20-minute gap comes up.
很多人都会在一天中至少碰到两次没有料到的20分钟左右的空隙。
Most people have at least twice a day when an unexpected 20-minute gap comes up.
很多人都会在一天中至少碰到两次没有料到的20分钟左右的空隙。
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