rust-learning

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Hi, appreciate you have written this wonderful book, which will help many people comprehend the obscure knowledge in Rust. Another part I think is difficult in Rust is Variance and...

xmh0511

As of [Rust release 1.86](https://doc.rust-lang.org/stable/releases.html#version-1860-2025-04-03) casting a `dyn Subtrait` to a `dyn Supertrait` is stabilized so some of the information in your book is out of date. The following sections...

Rory-Sullivan