Recent questions tagged rust

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rust - Using a `let` binding to increase a values lifetime

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

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1 answer 786 views

rust - Why isn't `std::mem::drop` exactly the same as the closure |_|() in higher-ranked trait bounds?

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

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1 answer 1.5k views

rust - Split a string and return Vec<String>

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 tell Cargo to build files other than main.rs?

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

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1 answer 949 views

rust - Type issue with Iterator collect

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

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1 answer 830 views

rust - Cannot infer an appropriate lifetime for a closure that returns a reference

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

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1 answer 976 views

rust - How to implement some convenient methods (e.g., flat_map, flatten) on Option?

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

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1 answer 959 views

rust - Why does this simple closure fail while the other two functions succeed?

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

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1 answer 1.7k views

rust - (tokio::spawn) borrowed value does not live long enough -- argument requires that `sleepy` is borrowed for `'static`

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

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1 answer 896 views

rust - `cannot infer an appropriate lifetime for autoref due to conflicting requirements` but can't change anything due to trait definition constraints

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

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1 answer 751 views

rust - Is it possible to have a struct which contains a reference to a value which has a shorter lifetime than the struct?

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

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1 answer 757 views

rust - Do we need to manually create a destructor for a linked list?

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 borrow `*self` as mutable more than once at a time when returning a Result containing a reference

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

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1 answer 840 views

rust - How to iterate over all byte values (overflowing_literals in `0..256`)

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

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1 answer 1.2k views

rust - missing lifetime specifier [E0106] on function signature

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

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1 answer 1.1k views

rust - Is there a command to automatically add a crate to my Cargo.toml?

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

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1 answer 1.2k views

rust - Why does Option<String>.as_ref() not deref to Option<&str>?

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

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1 answer 934 views

rust - Is there a more idiomatic way to initialize an array with random numbers than a for loop?

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

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1 answer 986 views

rust - Copy/move semantics documentation of &T/&mut T types itself

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

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1 answer 888 views

rust - How can I align a struct to a specified byte boundary?

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

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1 answer 1.3k views

rust - How do I resolve "implementation of serde::Deserialize is not general enough" with actix-web's Json type?

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

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1 answer 787 views

rust - What is the difference between println's format styles?

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

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1 answer 1.1k views

rust - "borrowed value does not live long enough" when using as_slice()

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

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1 answer 924 views

rust - Is casting between integers expensive?

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

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1 answer 1.0k views

rust - How can I zip more than two iterators?

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

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1 answer 997 views

rust - Can Cargo download and build dependencies without also building the application?

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

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1 answer 1.0k views

rust - When to use Rc vs Box?

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 are some use cases for tuple structs?

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

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