> you can specify partial types, wih underscores for the still-to-infer part Yup. I love that. And it even lets you say things like for example: let res:

> you can specify partial types, wih underscores for the still-to-infer part Yup. I love that. And it even lets you say things like for example: let res: Result<Vec<_>, _> = someexpression;