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Welcome to the Rust programming language users forum
This forum is for help, discussion, and announcements related to the Rust programming language.
Please read our code of conduct before participating. We will remove any posts that are not respectful, constructive, and o…
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1
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57394
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June 24, 2022
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Forum Code Formatting and Syntax Highlighting
To format code in this forum you need to surround the code with three backticks (```). For example, typing this...
```
fn main() {
println!()
}
```
...will be rendered as highlighted Rust code, like so:
fn main() …
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3
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50637
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May 7, 2020
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Ideas to celebrate Rust 1.100
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21
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1181
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August 18, 2026
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Am I overreacting or is byte-based string slicing a huge footgun?
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15
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250
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August 18, 2026
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Best way to structure async integration tests
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0
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9
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August 18, 2026
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Fill string with characters of specific letter to certain amount [solved]
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4
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94
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August 17, 2026
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Learning Rust — Looking for Feedback on My Inventory Management System
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1
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47
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August 17, 2026
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How to learn rust so you don't quit mid-way and restart from zero again
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3
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71
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August 17, 2026
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`Vec<char>` vs. `String` for a scanner: Which is more performant in Rust?
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15
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523
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August 17, 2026
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Why I am making a declarative ui in pure Rust
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14
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376
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August 17, 2026
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Returning a new lifetime vs returning 'static lifetime
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2
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57
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August 17, 2026
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We Are Forking dotenvy into dotenv-ng
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3
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168
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August 17, 2026
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Trying to understand GATs (the lending iterator example)
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1
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43
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August 17, 2026
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When is creation of the ```std::io::Error``` instance async-signal-safe?
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1
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44
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August 17, 2026
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Resync: brand-new synchronization approach
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6
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123
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August 17, 2026
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Permissions to recategorize topics
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1
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72
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August 17, 2026
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How do Release & Acquire memory ordering actually work?
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18
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309
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August 17, 2026
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How to re-throw any error with `?`
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31
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707
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August 17, 2026
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Wild growth of crates (lib.rs website)
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120
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3913
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August 17, 2026
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Crate of the Week
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1613
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282552
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August 17, 2026
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Is it Better to Code with a Results-Oriented or Process-Oriented Approach?
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0
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73
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August 17, 2026
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Is it possible to extract the vtable pointer from DynMetadata?
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13
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300
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August 17, 2026
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IntoIterator and reference on array
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11
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145
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August 17, 2026
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Feedback Wanted My Rust Interpreter
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2
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74
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August 17, 2026
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Taskvisor 0.8: task ownership from submission to cleanup
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0
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34
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August 17, 2026
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What's everyone working on this week (34/2026)?
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0
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32
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August 17, 2026
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How to invoke one crate's executable target from another crate's integration tests?
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4
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63
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August 17, 2026
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Tokcost — zero-dependency CLI for exact LLM token counts (hand-rolled BPE)
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4
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135
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August 17, 2026
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Help debugging a Windows-only 0xc0000005 crash while decoding real-device HEIC files
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1
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58
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August 17, 2026
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Proposal for the Future LLM Policy Sub-Team: Minimizing Reviewer Cognitive Overhead
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12
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669
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August 17, 2026
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