Rust
71 posts
ink! Smart Contract Access Control: from only_owner to Role Permissions #5
Use a kitchen‑door analogy to explain env().caller(), only_owner checks, Result‑based errors, and role mappings in ink!, with minimal runnable examples so beginners can copy, run, and ship safer contracts.
2025 Rust Design Patterns Speedrun: Ten Snippets You Can Ship Today
Master ten Rust design patterns with beginner-friendly explanations, runnable code, and SEO-ready takeaways so your next project stays safe, modular, and easy to extend.

Test ink! Contracts the Practical Way: Unit tests and a tiny e2e for beginners #4
Minimal runnable examples to test Rust + ink!: from #[ink::test] off-chain unit tests to a small e2e. Includes setup, full code, typical pitfalls, and fixes.

Stop Panicking on Failure: Production‑Ready ink! Events & Error Handling
Beginner‑friendly, production‑oriented ink! walkthrough: emit events for observability, return typed errors instead of panics, and ship with a minimal runnable example plus test assertions.

Rust Macros 2.0 Starter Guide: Build Code Like Lego
A panoramic Rust Macros 2.0 guide: unify macro namespaces, master the TokenStream pipeline and macro hygiene, and migrate from macro 1.0 to macro 2.0 metaprogramming with practical examples.

Rust Makes Qwen LLM Models Blazing Fast Again: 6x Speed Tokenizer Black Magic
bpe-qwen: BPE tokenization core rewritten in Rust for Qwen models, tested at 6x–12x speedup with HuggingFace API compatibility. One-line replacement to accelerate your inference pipeline.

Rust Distributed Task Queues: Making Results Find Their Way Home
Learn how to build a distributed task queue system in Rust with intelligent result routing. Complete code examples to master cross-node task distribution and result tracking.

When My Fitness App Was Lagging Like a Slideshow, Rust Came to the Rescue
React Native makes cross-platform app development easy, but complex calculations can be a headache? Here’s how I used Rust to solve performance bottlenecks

Rust 1.90: The Update Developers Have Been Begging For
If Rust build times have ever ruined your coding flow, this release fixes what matters most

Reliable Node Communication with Channels + Per-Peer Task Pattern: Say Goodbye to Message Loss
Learn how to build reliable, scalable WebSocket communication using Rust’s channels and per-peer task pattern, completely solving concurrency issues and message loss problems
