Tokio on Matej Karolcikhttps://karolcik.com/tags/tokio/Recent content in Tokio on Matej KarolcikHugoenSat, 05 Sep 2026 00:00:00 +0000When your resource cannot move: !Send in an async Rust serverhttps://karolcik.com/posts/non-send-in-async-rust/Sat, 05 Sep 2026 00:00:00 +0000https://karolcik.com/posts/non-send-in-async-rust/A headless OpenGL context has to live on the main thread and cannot be shared. Tokio wants to move things between threads. Here is the shape that makes those two facts coexist.