Recent questions tagged rust

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rust - Actix-Web reports "App data is not configured" when processing a file upload

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rust - core::marker::Sized not implemented for Foo

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rust - How to Box a trait that has associated types?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 958 views

rust - Idiomatic alternative to reflection

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rust - Storing from inside a loop a borrowed value to container in outer scope?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rust - Is it possible to modify the case of a token inside of a macro?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rust - Cannot infer appropriate lifetime for autoref when calling a method from an Iterator implementation

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 972 views

rust - How can I write data from a slice to the same slice?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rust - Pushing something into a vector depending on its last element

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 958 views

rust - Read from an enum without pattern matching

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 913 views

rust - Returning a struct containing mutable values

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rust - Why can fixed-size arrays be on the stack, but str cannot?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rust - What is the memory layout of a vector of arrays?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 938 views

rust - How can I implement Ord when the comparison depends on data not part of the compared items?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 962 views

rust - What is the difference between <T: Trait> Box<T> and &Trait / Box<Trait>?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rust - Is it possible to have a constructor function in a trait?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rust - Is there a built-in way to compare two iterators?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.0k views

rust - Does this error message mean I can use pattern matching in for loops?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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rust - How can you easily borrow a Vec<Vec<T>> as a &[&[T]]?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.5k views

rust - Decimal number to hexadecimal string

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 900 views

rust - Manipulating an object from inside a loop that borrows it

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.4k views

rust - mutably borrow fields from a mutably borrowed struct

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.0k views

rust - Lifetime issue when using the Any trait to get references to structs containing references

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.2k views

rust - Do I have to use a usize to access elements of a vector?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

rust - Cannot move out of captured variables in an `FnMut` closure

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 989 views

rust - Iterating through a recursive structure using mutable references and returning the last valid reference

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 870 views

rust - Opposite of Borrow trait for Copy types?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

rust - Mutable borrow in function argument

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 897 views

rust - Why do the coherence rules raise the error "the type parameter must be used as the type parameter for some local type"?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

rust - Explicit lifetime declarations in trait objects held by structs

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.2k views

rust - Can you create a function that takes another function and a parameter and returns a lazy stream of nested function calls?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

rust - How to generate documentation for private items

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.3k views

rust - "cannot infer an appropriate lifetime for pattern due to conflicting requirements" in `ref mut` pattern

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

rust - How do I decide when to mark a function as unsafe?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 901 views

rust - Parameter type may not live long enough (with threads)

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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