progscrape: play.rust-lang.org

Asynchronous memory access

4 years ago play.rust-lang.org

Implementing a trait only for types satisfying a const-generic predicate! (Nightly Only)

4 years ago play.rust-lang.org

⚠️ Unsafe ⚠️ review request - Stacked "relinquished" borrows?

4 years ago play.rust-lang.org

State machines with const-generics

4 years ago play.rust-lang.org

Why exactly do the fields of constant structs silently "appear" mutable, even though they aren't actually?

4 years ago play.rust-lang.org

Why doesn't this compile? I thought NLL made this type of thing legal

4 years ago play.rust-lang.org

Could someone explain to me why `[T]` is considered sized?

5 years ago play.rust-lang.org

Riddle: when would simply taking the address of a variable invoke UB?

5 years ago play.rust-lang.org

A bunch of terrible hacks to use trait objects as HashMap keys

5 years ago play.rust-lang.org

Why is my code blocking when reading from a TcpStream?

5 years ago play.rust-lang.org

Borrow<&[_]> not implemented for Vec<_>. I understand that but how to fix that?

5 years ago play.rust-lang.org

TIL Drop runs after panic prints, meaning curses::endwin called within drop() erases the panic message

5 years ago play.rust-lang.org

Proof of Concept Monadic IO in Rust

6 years ago play.rust-lang.org rust

An interesting pattern I found on how to easily internationalize / translate your error messages

6 years ago play.rust-lang.org

The playground got sleek new visuals!

6 years ago play.rust-lang.org

Compile Time Gauß on 3×4 Matrixes

6 years ago play.rust-lang.org

#![feature(nll)] available in nightly

6 years ago play.rust-lang.org

The Playground now has a "WASM" button for displaying what your code will look like when compiled to Web Assembly

6 years ago play.rust-lang.org wasm web

Compile-time Brainfuck evaluation using macros

7 years ago play.rust-lang.org

What The Float? Undefined behaviour? Memory safety hole? Bonus ICE on stable! No pointers required!

7 years ago play.rust-lang.org

LLVM computes 10 factorial at compile time

7 years ago play.rust-lang.org llvm

TIL that because impl Trait anonymizes the types used, you can return private types from public functions

7 years ago play.rust-lang.org

Does anyone know if this is something that is "being fixed" or is "working as intended"?

7 years ago play.rust-lang.org

A little bit of code golf

7 years ago play.rust-lang.org

An interesting pattern. Can you do better? (using PhantomData with closures)

7 years ago play.rust-lang.org

Knowing rust? A borrow/copy Puzzle. :)

7 years ago play.rust-lang.org rust

Using higher-ranked lifetimes to encode existential lifetimes in Rust (spoiler: you can't)

7 years ago play.rust-lang.org rust

A MOS6502 assembler implemented as a Rust macro

8 years ago play.rust-lang.org assembler rust

MIR progress update: you can now output the generated MIR on play.rust-lang.org

8 years ago play.rust-lang.org

Playpen broken?

8 years ago play.rust-lang.org