In this post, we will see how to resolve What exactly is the requirement for “covering” a type & why does a single element tuple satisfy it? Question: Assuming the following code is present This code raises a diagnostic that ...
In this post, we will see how to resolve Supertrait as return traitobject doesn’t have a known size at compile time Question: I am working with the DHT11 library where the argument gpio, based on the esp32 implementation, for new ...
Question: I am trying to implement part of a UI framework. In the bottom example, the impl of widgets_mut() for Vec<T> needs to return a vector of trait objects like Vec<&mut dyn AnyWidget>. Given T is constrained to impl AnyWidget ...
Question: I was playing around with some API concepts and noticed something peculiar in Rust’s Iterator trait. I have the following trait definition: I then proceeded to write the following test: The above test does not compile, as one would ...