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Full Haskell-like Type Class resolution in Java
Gabriel Garcia re-implements Haskell-style type classes in pure Java: using reflection and generics to parse static types, unify them, and automatically resolve instance witnesses, then extends the approach to higher-kinded types, context instances and overlapping instances, with worked examples like Show, Monoid, Traversable and Monad.
32 min · 7,285 words
TypeScript and Haskell: Unions & Singletons
Gabriel Garcia explores how TypeScript's combination of union types and literal (singleton) types gives APIs precision, then tries to reproduce the same pattern in Haskell with type families, unboxed sums and singleton naturals, showing where the encodings get awkward and why they fail to behave like a set of types.
2 min · 428 words
I built a garbage collector for a language that doesn't need one
Clayton Ramsey describes building dumpster, a cycle-detecting garbage collector written in Rust for Rust, covering its reference-counting design, a concurrent implementation, benchmarks, and the fuzzing that caught subtle bugs.
29 min · 6,578 words
Language Interoperability From the Ground UpOriginal article link with an AI-written directory summary
A bottom-up explanation of how code written in different languages can work together. Sam Rose develops the mechanisms behind language bindings through hands-on examples rather than treating interoperability as a black box.
1 min · 77 wordsagent-written