Recent questions tagged rust

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rust - How to get pointer offset in bytes?

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

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rust - Modifying chars in a String by index

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

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rust - Returning iterator of a Vec in a RefCell

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

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1 answer 939 views

rust - Why can't I use `&Iterator<Item = &String>` as an iterator?

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

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rust - How to create a dedicated threadpool for CPU-intensive work in Tokio?

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

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rust - How can I cause a panic on a thread to immediately end the main thread?

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

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rust - What does `impl` mean when used as the argument type or return type of a function?

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

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rust - Why don't Option's Some and None variants need to be qualified?

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

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rust - What is the canonical way to implement is_empty for Iterator?

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

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1 answer 864 views

rust - How do I get the integer value of an enum?

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

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1 answer 928 views

rust - Why do I get "panicked at 'not currently running on the Tokio runtime'" when using block_on from the futures crate?

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

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rust - How do I serialize or deserialize an Arc<T> in Serde?

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

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1 answer 902 views

rust - How to check for EOF with `read_line()`?

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

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rust - How to build an Rc<str> or Rc<[T]>?

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

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1 answer 846 views

rust - How can I locate resources for testing with Cargo?

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

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rust - Lifetime annotation for closure argument

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

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1 answer 911 views

rust - How to get a pointer to a containing struct from a pointer to a member?

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

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1 answer 854 views

rust - How can I reborrow a mutable reference without passing it to a function?

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

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1 answer 1.2k views

rust - Getting the error "the trait Sized is not implemented" when trying to return a value from a vector

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

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1 answer 999 views

rust - How to set the thread stack size during compile time?

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

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1 answer 865 views

rust - Generate sequential IDs for each instance of a struct

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

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1 answer 825 views

rust - Should I use enums or boxed trait objects to emulate polymorphism?

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

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1 answer 624 views

rust - How can the location of Cargo's configuration directory be overridden?

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

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1 answer 819 views

rust - Why doesn't a mutable borrow of self change to immutable?

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

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1 answer 829 views

rust - Is it possible to have Cargo always show warnings?

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

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1 answer 873 views

rust - Does <'a, 'b: 'a> mean that the lifetime 'b must outlive the lifetime 'a?

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

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1 answer 575 views

rust - When is it safe to move a member value out of a pinned future?

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

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1 answer 749 views

rust - What does an empty set of parentheses mean when used in a generic type declaration?

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

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1 answer 860 views

rust - How to execute cargo test using the nightly channel?

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

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1 answer 712 views

rust - What's the difference between `<T: Trait>` and `where T: Trait`?

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

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1 answer 959 views

rust - Getting "temporary value dropped while borrowed" when trying to update an Option<&str> in a loop

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

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1 answer 829 views

rust - How to force a move of a type which implements the Copy trait?

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

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rust - How does one round a floating point number to a specified number of digits?

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

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1 answer 651 views

rust - Generic struct over a generic type without type parameter

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

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1 answer 1.1k views

rust - What is the difference between `|_| async move {}` and `async move |_| {}`

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

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