Type safe handles in C++--Emil Ernerfeldt

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Some time ago, Emil Ernerfeldt wrote about type safe handles. Simple and interesting.

Type safe handles in C++

by Emil Ernerfeldt

From the article:

Let's say you have a system of resources and you identify them using integers as handles. These integers are meaningless to the user, but internally they may be indices into an array, or just a running count...

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