Recent questions tagged rust

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rust - How to bind multiple fields of a boxed struct without getting "use moved value" error?

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

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rust - Maximum size of an array in 32 bits?

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

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rust - Why is it possible to have multiple mutable references with static lifetime in same scope

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

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rust - How do I access a variable outside of an `if let` expression?

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

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rust - Why does an if without an else always result in () as the value?

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

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rust - What is the correct type to use for an array index?

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

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rust - How do I use a custom comparator function with BTreeSet?

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

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rust - Can tests be built in release mode using Cargo?

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

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1 answer 1.1k views

rust - Why do changes to a const variable not persist between usages?

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

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1 answer 925 views

rust - What is the right smart pointer to have multiple strong references and allow mutability?

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

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1 answer 984 views

rust - Solutions to performance issues caused by large variant size of enum

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

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1 answer 1.2k views

rust - variable does not live long enough when storing a csv::DecodedRecords iterator

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

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1 answer 1.3k views

rust - Creating a struct with a generic trait for field. Expected struct<trait> found struct<type that implements said trait>

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

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rust - How to use functions from one file among multiple files?

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

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1 answer 1.0k views

rust - Is there an idiomatic way to keep references to elements of an ever-growing container?

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 way to iterate over a mutable tree to get a random node?

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

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1 answer 1.0k views

rust - Can a build script take arguments?

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

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rust - How do I allocate a Vec<u8> that is aligned to the size of the cache line?

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

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1 answer 850 views

rust - Why it is not possible to use the ... syntax in expressions?

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

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1 answer 950 views

rust - Lifetimes when Deserializing JSON within a FromForm

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

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1 answer 991 views

rust - How do I pass modified string parameters?

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

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1 answer 913 views

rust - Possible to combine assignment and comparison in an expression?

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

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1 answer 966 views

rust - Generic implementation depending on traits

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

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1 answer 1.1k views

rust - Why I can still access a vector's element after taking ownership of it without using reference?

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

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1 answer 1.0k views

rust - Why is a reference variable accessed via auto-deref moved?

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

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1 answer 887 views

rust - How should I restructure my graph code to avoid an "Cannot borrow variable as mutable more than once at a time" error?

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

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1 answer 979 views

rust - Is there an Iterator-like trait which returns references that must fall out of scope before the next access?

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

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1 answer 1.5k views

rust - How to convert a tuple of references to a reference of a tuple?

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

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