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Hey there! We are working on a fork of this repository geared toward running Java code/tools instead of rust ones [here](https://github.com/McCue-Software-Solutions/java-playground/tree/plug-in-api) There are deployment steps in the repo, but we...

I am fairly new to rust but I was thinking about this as a potential project and thought I might as well contribute here. Whilst learning I thought it would...

Compiling with `cargo +nightly rustc -- -Zprint-type-sizes` provides a nice type size printout that would be nice to have on the playground. Example from https://nnethercote.github.io/perf-book/type-sizes.html: ``` print-type-size type: `E`: 32...

Hello, I've noticed when using the Ace Editor in the playground that hitting `` (a common thing in vim) causes the focus to shift from the textarea to the browser...

The crash says "TypeError: e.hash is undefined". The traceback is gibberish. Occurs both in Chrome 115 and Firefox 115.

bug

So [helix](https://github.com/helix-editor/helix) has been steadily growing in popularity. Would it be possible to add helix keybindings?

enhancement
upstream

## Description When translating to ASM, LLVM IR, HIR and MIR (not WASM), the two warnings `warning: due to multiple output types requested, the explicitly specified output file name will...

![image](https://github.com/rust-lang/rust-playground/assets/767490/286b1a32-7f2e-4b80-8b6f-d6c36bc144f0) ^ The previous page I was on was that Stack Overflow page. Following a link on it to the playground added four entries to my history. To go back...

I am not sure where to report this. The play.rust-lang.org instance seems to be having issues as it keeps giving 500 errors to the execute endpoint. ![image](https://github.com/rust-lang/rust-playground/assets/25871981/25815c6c-312a-4abe-acac-f028c9ca0033) However these errors...

While taking to @dtolnay about #928, we realized that **release** mode procedural macros are rebuilding dependencies (and may always have been). They had this as a suggestion: > The goal...

enhancement