draft 313

Author: nasa42

drafts/2019-11-19-this-week-in-rust.md

@@ -0,0 +1,150 @@
+Title: This Week in Rust 313
+Number: 313
+Date: 2019-11-19
+Category: This Week in Rust
+
+Hello and welcome to another issue of *This Week in Rust*!
+[Rust](http://rust-lang.org) is a systems language pursuing the trifecta: safety, concurrency, and speed.
+This is a weekly summary of its progress and community.
+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).
+Want to get involved? [We love contributions](https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md).
+
+*This Week in Rust* is openly developed [on GitHub](https://github.com/cmr/this-week-in-rust).
+If you find any errors in this week's issue, [please submit a PR](https://github.com/cmr/this-week-in-rust/pulls).
+
+# Updates from Rust Community
+
+## News & Blog Posts
+
+### #Rust2020
+
+Find all #Rust2020 posts at [Read Rust](https://readrust.net/rust-2020/).
+
+# Crate of the Week
+
+This week has multiple crates:
+
+* [accurate](https://crates.io/crates/accurate), accumulator types for more accurate (or even provably correct) sum and dot product of floatting-point numbers
+* [transfer](https://github.com/dureuill/transfer), a crate to transfer values between pinned instances.
+* [genawaiter](https://github.com/whatisaphone/genawaiter), a crate to allow generators on stable Rust.
+
+Thanks to [Nestor Demeure](https://users.rust-lang.org/t/crate-of-the-week/2704/666) and [Willi Kappler](https://users.rust-lang.org/t/crate-of-the-week/2704/669) for the suggestions!
+
+[Submit your suggestions and votes for next week][submit_crate]!
+
+[submit_crate]: https://users.rust-lang.org/t/crate-of-the-week/2704
+
+# Call for Participation
+
+Always wanted to contribute to open-source projects but didn't know where to start?
+Every week we highlight some tasks from the Rust community for you to pick and get started!
+
+Some of these tasks may also have mentors available, visit the task page for more information.
+
+* [crates.io: carols10cents will be mentoring multiple issues for the month of November & December](https://github.com/rust-lang/crates.io/issues?q=is%3Aissue+is%3Aopen+sort%3Aupdated-desc+label%3AE-mentor).
+* [simdeez: Create SIMD sin/cos/log etc functions as in agner fog's vector libraries](https://github.com/jackmott/simdeez/issues/17).
+* [Spirit: Tokio 0.2 and hyper 0.13 support](https://github.com/vorner/spirit/issues/45).
+* [Spirit: Support for slog](https://github.com/vorner/spirit/issues/46).
+
+If you are a Rust project owner and are looking for contributors, please submit tasks [here][guidelines].
+
+[guidelines]: https://users.rust-lang.org/t/twir-call-for-participation/4821
+
+# Updates from Rust Core
+
+310 pull requests were [merged in the last week][merged]
+
+[merged]: https://github.com/search?q=is%3Apr+org%3Arust-lang+is%3Amerged+merged%3A2019-11-04..2019-11-11
+
+* [compiler-builtins: Gate atomic intrinsics on presence of instructions](https://github.com/rust-lang/compiler-builtins/pull/324)
+* [Fix C aggregate-passing ABI on powerpc](https://github.com/rust-lang/rust/pull/66050)
+* [Reduce amount of errors given unclosed delimiter](https://github.com/rust-lang/rust/pull/65838)
+* [Remove LintBuffer from Session](https://github.com/rust-lang/rust/pull/65835)
+* [Rename `MethodSig` → `FnSig` and use it in `ItemKind::Fn`](https://github.com/rust-lang/rust/pull/66188)
+* [Cheaper doc comments](https://github.com/rust-lang/rust/pull/65750)
+* [Chalk: Implement lowering errors manually](https://github.com/rust-lang/chalk/pull/276)
+* [Use `ptr::drop_in_place` for `VecDeque::`{`truncate`, `clear`}](https://github.com/rust-lang/rust/pull/65933)
+* [Stabilize the `re_rebalance_coherence` feature](https://github.com/rust-lang/rust/pull/65879)
+* [Add `MaybeUninit` methods `uninit_array`, `slice_get_ref`, `slice_get_mut`](https://github.com/rust-lang/rust/pull/65580)
+* [hashbrown: Remove BuildHasher requirement from raw entry APIs](https://github.com/rust-lang/hashbrown/pull/123)
+* [hashbrown: Optimize set union and intersection](https://github.com/rust-lang/hashbrown/pull/130)
+* [clippy: Remove plugin interface](https://github.com/rust-lang/rust-clippy/pull/4714)
+
+## Approved RFCs
+
+Changes to Rust follow the Rust [RFC (request for comments)
+process](https://github.com/rust-lang/rfcs#rust-rfcs). These
+are the RFCs that were approved for implementation this week:
+
+*No RFCs were approved this week.*
+
+## Final Comment Period
+
+Every week [the team](https://www.rust-lang.org/team.html) announces the
+'final comment period' for RFCs and key PRs which are reaching a
+decision. Express your opinions now.
+
+### [RFCs](https://github.com/rust-lang/rfcs/labels/final-comment-period)
+
+*No RFCs are currently in final comment period.*
+
+### [Tracking Issues & PRs](https://github.com/rust-lang/rust/labels/final-comment-period)
+
+* [disposition: merge] [Stabilize `!` in Rust 1.41.0](https://github.com/rust-lang/rust/pull/65355).
+* [disposition: merge] [Stabilize Result::map_or_else](https://github.com/rust-lang/rust/pull/66322).
+
+## New RFCs
+
+* [Generic parameters in derive](https://github.com/rust-lang/rfcs/pull/2811).
+* [Adding is_zero() to core::time::Duration](https://github.com/rust-lang/rfcs/pull/2814).
+
+# Upcoming Events
+
+### Europe
+
+* [Nov 14. Zurich, CH - Rust Zurich - RustFest Decompression Zürich](https://www.meetup.com/Rust-Zurich/events/265593126/).
+* [Nov 14. Moscow, RU - Rust Moscow November 2019 Meetup](https://www.meetup.com/ru-RU/Rust-%D0%B2-%D0%9C%D0%BE%D1%81%D0%BA%D0%B2%D0%B5/events/266184946/).
+* [Nov 14. Zagreb, HR - impl Zagreb for Rust - Rust Meetup 201911: Proceduralni makroi](https://www.meetup.com/Zagreb-Rust-Meetup/events/266226748).
+* [Nov 15. Barcelona, ES - Rust GTK/GStreamer Workshop at Linux Application Summit 2019](https://www.meetup.com/Barcelona-Free-Software/events/265596417/).
+* [Nov 19-21, Rome, Italy - Weekly Rust course at "La Sapienza" University](https://lugsapienza.altervista.org/corsorust-nov2019).
+* [Nov 21. Turin, IT - Mozilla Torino - Gruppo di studio Rust](https://www.meetup.com/Mozilla-Torino/events/265961100).
+* [Nov 27. Berlin, DE - OpenTechSchool Berlin - Rust Hack and Learn](https://www.meetup.com/opentechschool-berlin/events/nxdpgryzpbkc/).
+
+### North America
+
+* [Nov 14. San Diego, CA, US - San Diego Rust November Meetup](https://www.meetup.com/San-Diego-Rust/events/265981542/).
+* [Nov 14. Lehi, UT, US - Utah Rust - November 2019 Regular Meetup](https://www.meetup.com/utah-rust/events/265905259/).
+* [Nov 14. Columbus, OH, US - Columbus Rust Society - Monthly Meeting](https://www.meetup.com/columbus-rs/events/dpkhgryzpbsb/).
+* [Nov 14. Montreal, QC, CA - Montreal Rust Meetup - November 2019 RustMTL: November Common Traits & Causal Profiling](https://www.meetup.com/Rust-Montreal/events/prvrjryzpbqb/).
+* [Nov 14. Arlington, VA, US - Rust DC — Mid-month Rustful](https://www.meetup.com/RustDC/events/265769078).
+* [Nov 20. Portland, OR, US - PDXRust - Hack Night](https://www.meetup.com/PDXRust/events/265998640/).
+* [Nov 20. Ann Arbor, MI, US - Ann Arbor Rust Meetup - Monthly Gathering](https://www.meetup.com/Ann-Arbor-Rust-Meetup/events/zdfscryzpbkc/).
+* [Nov 20. Chicago, IL, US - Chicago Rust Meetup - Constructing a Repl(like) from scratch](https://www.meetup.com/Chicago-Rust-Meetup/events/266237535/).
+* [Nov 25. Durham, NC, US - Triangle Rustaceans - Project Night & Lightning Talks](https://www.meetup.com/triangle-rustaceans/events/mfglwpyzpbhc/).
+* [Nov 26. Dallas, TX, US - Dallas Rust - Last Tuesday](https://www.meetup.com/Dallas-Rust/events/zfgwzmyzpbjc/).
+* [Nov 27. Vancouver, BC, CA - Vancouver Rust meetup](https://www.meetup.com/Vancouver-Rust/events/rwcpfryzpbkc/).
+
+If you are running a Rust event please add it to the [calendar] to get
+it mentioned here. Please remember to add a link to the event too.
+Email the [Rust Community Team][community] for access.
+
+[calendar]: https://www.google.com/calendar/embed?src=apd9vmbc22egenmtu5l6c5jbfc%40group.calendar.google.com
+[community]: mailto:community-team@rust-lang.org
+
+# Rust Jobs
+
+*Tweet us at [@ThisWeekInRust](https://twitter.com/ThisWeekInRust) to get your job offers listed here!*
+
+# Quote of the Week
+
+> In my experience, prayers are not a very effective concurrency primitive.
+
+– [Robert Lord on his blog](https://lord.io/blog/2019/text-editing-hates-you-too/)
+
+Thanks to [Stephan Sokolow](https://users.rust-lang.org/t/twir-quote-of-the-week/328/727) for the suggestion!
+
+[Please submit quotes and vote for next week!](https://users.rust-lang.org/t/twir-quote-of-the-week/328)
+
+*This Week in Rust is edited by: [nasa42](https://github.com/nasa42), [llogiq](https://github.com/llogiq), and [Flavsditz](https://github.com/Flavsditz).*
+
+<small>[Discuss on r/rust]().</small>