Learn RUST with Real Code Examples
Updated Nov 17, 2025
Architecture
Compiled to machine code via LLVM
Uses Cargo for building and dependency management
Monomorphization of generics
Thread-safe by design with Send/Sync traits
Rendering Model
Compiled to machine code via LLVM
Borrow checker enforces memory rules
Deterministic cleanup via Drop trait
Architectural Patterns
Functional + imperative hybrid
Trait-based polymorphism
Message-passing concurrency
Modular crate-based design
Real World Architectures
Cloudflare edge services
AWS Firecracker
Dropbox storage engine
Design Principles
Memory safety without GC
Fearless concurrency
Zero-cost abstractions
Practicality and developer ergonomics
Scalability Guide
Use async runtimes like Tokio
Break into micro-crates
Use Arc for shared concurrency
Profile using Perf & Flamegraph
Migration Guide
Port unsafe C/C++ to safe Rust
Replace manual memory with ownership
Adopt Rust editions
Refactor into crates