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The latest blog posts to take off on Hacker News. 390 posts.

Programming Languages
2023
39

On-Crash Backtraces in Swift

The new Swift 5.9 release contains a number of helpful, new features for debugging code, including an out-of-process, interactive crash handler to inspect crashes in real time, the ability to trigger the debugger for just-in-time debugging, along with concurrency-aware backtracing to make it easier to understand…

42

A four year plan for async Rust

Four years ago today, the Rust async/await feature was released in version 1.39.0. The announcement post says that “this work has been a long time in development – the key ideas for zero-cost futures, for example, were first proposed by Aaron Turon and Alex Crichton in 2016”. It’s now been longer since the release of…

54

Does Go Have Subtyping?

I’ve been noodling on a static type system for my current hobby language. To try to keep the language as simple as possible, I’m trying to see if I can live without subtyping. Since most of my programming experience is in object-oriented languages, I’ve been learning more about languages that lack—or at least claim to…

58

Mojo is now available on Mac

We released Mojo local download for Linux systems on September 7th, and in just over a month we’ve seen tens of thousands of downloads and amazing community projects such as llama.🔥and Infermo. We deeply value your feedback, as Mojicians, and we appreciate every single PR, feature request, and bug report.