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Languages & runtimes · #rust
A decision guide for picking Tokio's multi-threaded vs current-thread runtime, with a comparison table, a tuned Builder example with graceful shutdown, and ways to verify the result.
Learn when to use Bevy's Changed filter versus plain queries to optimize your ECS performance and avoid unnecessary per-entity overhead.
Learn why Rust’s borrow checker rejects simultaneous immutable and mutable references, see a concrete vector‑iteration example, and discover how to resolve the conflict safely.
When threads need mutable state, Rust's ownership rules force a choice: lock-based safety, atomic lock-free, or raw pointers--here's how to decide.
The `?` operator simplifies error handling in Rust by automatically propagating `Result` or `Option` errors from functions that return `Result`. This guide explains how it works, gives a concrete example, and highlights common pitfalls.
Learn how Rust's iterator chains and generic functions compile to assembly equivalent to hand-written loops, giving high-level code zero runtime overhead.
Learn how to define async Rust commands with #[tauri::command], share state via tauri::State, and keep the UI responsive while avoiding a bundled Node.js runtime.
Rust iterator chains replace index bookkeeping with lazy, composable adapters. A worked filter/map/sum example, the laziness gotcha, borrowing choices, and when a plain loop is still the right call.
Use Bevy's Changed<T> and Added<T> query filters to run systems only when components actually mutate, with a counter-based check to verify the filter works.
bevyengine
tauri