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Lessons (3)

• Rust: Types, Errors and Concurrency

  … Use tokio::time::sleep , tokio::fs , or tokio::task::spawn blocking . A small API with Axum rust use …

• Backend Languages: Node.js, Go, Python & Rust

  … Path<u64 ) - Result<Json<User , StatusCode { find user(id).await.map(Json).ok or(StatusCode::NOT FOUND) } [tokio …

• Choosing a Programming Language

  … asyncio , threads (GIL), processes Goroutines + channels Threads + async (Tokio), no data races Startup / deploy node + node modules Interpreter …