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sets up draft for 351
Signed-off-by: Nell Shamrell <[email protected]>
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draft/2020-08-11-this-week-in-rust.md

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Title: This Week in Rust 351
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Number: 351
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Date: 2020-08-11
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Category: This Week in Rust
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Hello and welcome to another issue of *This Week in Rust*!
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[Rust](http://rust-lang.org) is a systems language pursuing the trifecta: safety, concurrency, and speed.
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This is a weekly summary of its progress and community.
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Want something mentioned? Tweet us at [@ThisWeekInRust](https://twitter.com/ThisWeekInRust) or [send us a pull request](https://github.com/cmr/this-week-in-rust).
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Want to get involved? [We love contributions](https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md).
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*This Week in Rust* is openly developed [on GitHub](https://github.com/cmr/this-week-in-rust).
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If you find any errors in this week's issue, [please submit a PR](https://github.com/cmr/this-week-in-rust/pulls).
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Check out [this week's *This Week in Rust Podcast*](https://rustacean-station.org/episode/026-twir-350/)
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# Updates from Rust Community
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### Official
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### Tooling
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### Newsletters
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### Observations/Thoughts
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### Learn Standard Rust
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### Learn More Rust
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### Project Updates
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### Miscellaneous
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# Crate of the Week
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This week's crate is [partial-io](https://lib.rs/crates/partial-io), a set of helpers to test partial, interrupted and would-block I/O operations.
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Thanks to [Kornel](https://users.rust-lang.org/t/crate-of-the-week/2704/796) for the suggestion!
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[Submit your suggestions and votes for next week][submit_crate]!
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[submit_crate]: https://users.rust-lang.org/t/crate-of-the-week/2704
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# Call for Participation
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Always wanted to contribute to open-source projects but didn't know where to start?
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Every week we highlight some tasks from the Rust community for you to pick and get started!
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Some of these tasks may also have mentors available, visit the task page for more information.
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*No issues were proposed for CfP*.
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If you are a Rust project owner and are looking for contributors, please submit tasks [here][guidelines].
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[guidelines]: https://users.rust-lang.org/t/twir-call-for-participation/4821
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# Updates from Rust Core
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326 pull requests were [merged in the last week][merged]
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[merged]: https://github.com/search?q=is%3Apr+org%3Arust-lang+is%3Amerged+merged%3A2020-07-27..2020-08-03
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* [suppress debuginfo on naked function arguments](https://github.com/rust-lang/rust/pull/74105)
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* [normalize all opaque types when converting `ParamEnv` to `Reveal::All`](https://github.com/rust-lang/rust/pull/65989)
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* [ensure stack when type checking and building MIR for large if expressions](https://github.com/rust-lang/rust/pull/74708)
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* [replace a recursive algorithm with an iterative one](https://github.com/rust-lang/rust/pull/74983)
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* [fix `#[track_caller]` shims for trait objects](https://github.com/rust-lang/rust/pull/74784)
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* [make closures and generators `must_use` types](https://github.com/rust-lang/rust/pull/74869)
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* [`BTreeMap::drain_filter` should not touch the root during iteration](https://github.com/rust-lang/rust/pull/74762)
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* [add `str::`(`r`)`split_once`](https://github.com/rust-lang/rust/pull/74707)
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* [add `Vec::spare_capacity_mut`](https://github.com/rust-lang/rust/pull/75015)
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* [add `slice::array_chunks`](https://github.com/rust-lang/rust/pull/74373)
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* [stabilize `const_type_id`](https://github.com/rust-lang/rust/pull/72488)
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* [stabilize `Vec::leak` as a method](https://github.com/rust-lang/rust/pull/74605)
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* [stabilize `Result::as_deref` and `as_deref_mut`](https://github.com/rust-lang/rust/pull/74948)
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* [make `Option::unwrap` unstably const](https://github.com/rust-lang/rust/pull/74956)
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* [make `mem::size_of_val` and `mem::align_of_val` unstably const](https://github.com/rust-lang/rust/pull/74930)
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* [backtrace-rs: include source column numbers, where available](https://github.com/rust-lang/backtrace-rs/pull/367)
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## Rust Compiler Performance Triage
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* [2020-08-03](https://github.com/rust-lang/rustc-perf/blob/master/triage/2020-08-03.md).
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8 regressions, 2 improvements, 1 of them on rollups. 1 outstanding nag from last week.
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## Approved RFCs
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Changes to Rust follow the Rust [RFC (request for comments) process](https://github.com/rust-lang/rfcs#rust-rfcs). These
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are the RFCs that were approved for implementation this week:
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* [RFC: 'C unwind' ABI](https://github.com/rust-lang/rfcs/pull/2945)
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## Final Comment Period
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Every week [the team](https://www.rust-lang.org/team.html) announces the
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'final comment period' for RFCs and key PRs which are reaching a
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decision. Express your opinions now.
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### [RFCs](https://github.com/rust-lang/rfcs/labels/final-comment-period)
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*No RFCs are currently in the final comment period.*
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### [Tracking Issues & PRs](https://github.com/rust-lang/rust/labels/final-comment-period)
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*No Tracking Issues or PRs are currently in the final comment period.*
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## New RFCs
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* [Procedural vtables and wide ptr metadata](https://github.com/rust-lang/rfcs/pull/2967)
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* [Edition 2021 and beyond](https://github.com/rust-lang/rfcs/pull/2966)
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# Upcoming Events
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### Online
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* [August 5. Johannesburg, ZA - Johannesburg Rust Meetup - Monthly Joburg Rust Chat](https://www.meetup.com/Johannesburg-Rust-Meetup/events/271875886/)
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* [August 5. Dublin, IE - Rust Dublin - August Remote Meetup](https://www.meetup.com/Rust-Dublin/events/272162980/)
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* [August 5. Buffalo, NY, US - Buffalo Rust Meetup - Rust User Group](https://www.meetup.com/Buffalo-Rust-Meetup/events/271511557/)
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* [August 5. Indianapolis, IN, US - Indy Rust - Indy.rs with Social Distancing](https://www.meetup.com/indyrs/events/jhfstrybclbhb/)
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* [August 6. Linz, AT - Rust Meetup Linz - Kick Off](https://www.meetup.com/de-DE/Rust-Linz/events/271857182/)
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* [August 6. Berlin, DE - Berline.rs - Rust Hack and Learn](https://www.meetup.com/opentechschool-berlin/events/txcprrybclbjb/)
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* [August 11. Seattle, WA, US - Seattle Rust Meetup - Monthly meetup](https://www.meetup.com/Seattle-Rust-Meetup/events/gskksrybclbpb/)
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* [August 11. Saarbrücken, DE - Rust-Saar Meetup `3u16`](https://www.meetup.com/Rust-Saar/events/272044845/)
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* [August 13. San Diego, CA, US - San Diego Rust - August 2020 Tele-Meetup](https://www.meetup.com/San-Diego-Rust/events/272060817/)
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### North America
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* [August 13. Columbus, OH, US - Columbus Rust Society - Monthly Meeting](https://www.meetup.com/columbus-rs/events/dpkhgrybclbrb/)
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### Asia Pacific
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If you are running a Rust event please add it to the [calendar] to get
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it mentioned here. Please remember to add a link to the event too.
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Email the [Rust Community Team][community] for access.
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[calendar]: https://www.google.com/calendar/embed?src=apd9vmbc22egenmtu5l6c5jbfc%40group.calendar.google.com
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[community]: mailto:[email protected]
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# Rust Jobs
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*Tweet us at [@ThisWeekInRust](https://twitter.com/ThisWeekInRust) to get your job offers listed here!*
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# Quote of the Week
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> *Empowering* is the perfect word to describe Rust in 2020. What used to be a rough adventure with many pitfalls has turned into something beautiful, something that can lift your spirit. At least, that’s what it did for me.
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- [Mathias Lafeldt on his blog](https://sharpend.io/giving-rust-another-shot-in-2020/)
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Thanks to [Henrik Tougaard](https://users.rust-lang.org/t/twir-quote-of-the-week/328/915) for the suggestion!
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[Please submit quotes and vote for next week!](https://users.rust-lang.org/t/twir-quote-of-the-week/328)
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*This Week in Rust is edited by: [nellshamrell](https://github.com/nellshamrell), [llogiq](https://github.com/llogiq), and [cdmistman](https://github.com/cdmistman).*
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<small>[Discuss on r/rust](https://www.reddit.com/r/rust/comments/i094wo/this_week_in_rust_349/)</small>

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