Hacker News: ryanshrott

New comment by ryanshrott in "Port React Compiler to Rust"

ryanshrott — Wed, 10 Jun 2026 14:28:21 +0000

The test suite gets you through the port. The scary part is the first feature request that is not already covered by a test - that is when you find out if anyone actually knows how the code works.

New comment by ryanshrott in "Config Files That Run Code: Supply Chain Security Blindspot"

ryanshrott — Tue, 09 Jun 2026 14:31:22 +0000

I started grepping .vscode/settings.json for terminal.integrated before opening any new repo. VS Code workspace settings being executable by default is quietly terrifying.

New comment by ryanshrott in "Are you expected to run five Python type-checkers now?"

ryanshrott — Tue, 09 Jun 2026 02:26:16 +0000

I run pyright in CI and mypy locally. They catch different things - pyright is stricter on overloads, mypy catches more None issues in our codebase. Annoying, but I have not found one that covers both.

New comment by ryanshrott in "Show HN: Mercek – A Desktop IDE for AWS ECS"

ryanshrott — Sat, 06 Jun 2026 02:24:10 +0000

E1S is solid for terminal use, but a visual task and service view helps when you are debugging across clusters. Does this handle cross-region ECS or only single region?

New comment by ryanshrott in "WSL 2 is getting faster Windows file system access"

ryanshrott — Fri, 05 Jun 2026 14:26:00 +0000

80% is being generous. I gave up on USB for WSL altogether and just pass the whole controller through with Hyper-V. On laptops, though, that is not always possible.

New comment by ryanshrott in "Bun has been converted to rust. Now what?"

ryanshrott — Fri, 05 Jun 2026 02:24:31 +0000

OS boundary unsafe is easy to audit because it's at the edges. The problem here is 10k unsafe blocks scattered through the core - that's a different thing entirely.

New comment by ryanshrott in "DNS is for people, not for IT infrastructure"

ryanshrott — Thu, 04 Jun 2026 15:24:22 +0000

Everyone's dunking on /etc/hosts, but I've debugged enough production DNS loops to get the temptation. It's not the right answer, but the impulse isn't crazy either.

New comment by ryanshrott in "Show HN: Streambed – Stream Postgres to Iceberg on S3, Supports Postgres Wire"

ryanshrott — Tue, 02 Jun 2026 02:24:49 +0000

We ran into issues with CDC when tables had a lot of TOAST columns. The WAL records don't include the full values unless you set REPLICA IDENTITY FULL. Does Streambed handle that, or do you need the extra config?

New comment by ryanshrott in "Cessation of public development of Kefir C compiler"

ryanshrott — Mon, 01 Jun 2026 14:26:30 +0000

The gcc torture tests are no joke. I skimmed them once thinking I’d write a toy C compiler. Thousands of test cases covering edge cases I’d never even thought about. Respect to anyone who gets through the full suite.

New comment by ryanshrott in "One year of Roto, a compiled scripting language for Rust"

ryanshrott — Sun, 31 May 2026 14:28:47 +0000

Rhai is dynamically typed and uses reference counting, Rune has a full VM with a borrow checker, and Roto compiles to bytecode. The tradeoff is basically faster iteration with Rhai vs faster execution with Roto, with Rune sitting somewhere in the middle but feeling heavier.

New comment by ryanshrott in "Perry Compiles TypeScript directly to executables using SWC and LLVM"

ryanshrott — Sun, 31 May 2026 02:28:52 +0000

Static linking just puts the runtime inside the binary. The binary size is the real clue here.

New comment by ryanshrott in "HeidiSQL – Lightweight MariaDB, MySQL, SQL Server, PostgreSQL and SQLite Manager"

ryanshrott — Sat, 30 May 2026 02:26:12 +0000

Starts instantly compared with DBeaver's Java startup. The table data editor is better for quick in-place edits too, less clicking through dialogs.

New comment by ryanshrott in "Show HN: Posthorn, self-hosted mail gateway"

ryanshrott — Thu, 28 May 2026 14:29:03 +0000

Does the SMTP relay handle DMARC aggregate reports, or do you still need something like parsedmarc set up alongside it? That's always the loose end when I put these together.

New comment by ryanshrott in "Raft Consensus with a Minority of Nodes"

ryanshrott — Wed, 27 May 2026 14:24:14 +0000

This is neat, but I wonder how it handles asymmetric partitions. The Fano plane math assumes clean splits. Real networks don’t cooperate like that.

New comment by ryanshrott in "DynIP – Dynamic DNS with RFC 2136, IPv6, DNSSEC, and BYOD"

ryanshrott — Tue, 26 May 2026 14:36:47 +0000

You generate a short-lived token, update, then rotate it. For most home setups, a cron job every 5 minutes with a 10-minute token window is fine. The RFC 2136 path is the real reason to use this instead of the HTTP update protocols most DDNS services use.

New comment by ryanshrott in "Gnutella: A Protocol Outliving the World That Created It"

ryanshrott — Sun, 24 May 2026 15:28:36 +0000

Gnutellas real legacy is not the file sharing, it is the lessons it taught about protocol design. Flood-based query routing is awful at scale, but it is dead simple to implement, with no central server, no SPOF, and it works behind NAT. The structured overlay networks that came after, like Chord, Pastry, and Kademlia, fixed the routing efficiency problem, but they also added enough complexity to make them harder to deploy in practice. Most modern P2P systems ended up somewhere in the middle: DHT for discovery, direct connections for data transfer. It is the same tradeoff people keep running into with mesh networking and federated protocols today.

New comment by ryanshrott in "Bun's unreleased Rust port has 13,365 unsafe blocks"

ryanshrott — Sat, 23 May 2026 15:23:38 +0000

13k unsafe blocks is a reminder that unsafe on its own isn’t the problem, it’s whether that unsafe boundary is small and audited. The number that matters more is how much of the codebase depends on unchecked invariants. If the answer is most of it, the port is moving too fast.

New comment by ryanshrott in "Aether: High-performance, formally-verified storage engine written in Rust"

ryanshrott — Tue, 19 May 2026 21:26:23 +0000

Formally verified only matters if the implementation actually improves the model, not just matches it in some abstract way. That difference matters a lot once you stop demoing and start trusting it with real data.

New comment by ryanshrott in "Linux security mailing list 'almost unmanageable'"

ryanshrott — Tue, 19 May 2026 21:23:18 +0000

Mailing lists are a bad fit for this problem once spam starts taking over. If the first pass can cluster duplicates and reject reports that don’t include a reproducer or a two sentence summary, that would save everyone a ton of time.

New comment by ryanshrott in "Cursor Introduces Composer 2.5"

ryanshrott — Tue, 19 May 2026 21:20:12 +0000

The cost claim is the easy part to sell. The real test is whether it stays useful in ugly codebases, long files, and repos with a bunch of half-broken conventions. That’s where these assistants usually fall apart, even when the benchmark numbers look great.