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Dec 11, 2013 at 21:44
I highly recommend writing an interpreter if you get the opportunity. It's a lot of fun and deeply educational.

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Dec 18, 2025 at 18:11
64
I find it odd that people recommend Docker for sandboxing agentic coding tools. Isn't it easier to just create a separate user account on the machine? It's an established security boundary, and viewing output is easy (just make the user's home directory world readable).
Sep 19, 2023 at 00:11
TIL rustc has a style guide for suggestions! https://rustc-dev-guide.rust-lang.org/diagnostics.html#suggestion-style-guide They recommend avoiding 'did you mean' or 'the following' in favour of direct suggestions and highlighted positions.
Errors and lints - Rust Compiler Development Guide
A guide to developing the Rust compiler (rustc)
Jul 14, 2021 at 06:39
Difftastic is getting closer to being a tool that I can recommend for daily usage! I've just tagged v0.4: https://crates.io/crates/difftastic This release includes much smarter diff logic, considering newlines and nesting depth to produce more comprehensible diffs. It's faster too :)