4 ms·
> But best practice is to return concrete types. You're taking this as an absolute when you shouldn't be. There's plenty of places in the standard library that
by thegeekpirate 8y ago
> But best practice is to return concrete types.
You're taking this as an absolute when you shouldn't be. There's plenty of places in the standard library that don't follow this "rule".
- deleted 8y ago[deleted]