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Xilem: An Experimental Reactive UI Framework for Rust

Xilem is an experimental Rust-native UI framework that provides a high-level reactive architecture for building GUI applications. It's inspired by React, SwiftUI, and Elm, allowing developers to create lightweight view trees that automatically update based on changes. The framewo

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github.com·Hacker News: Front Page·1mo ago·4 min read

Defensive Programming Patterns in Rust: When "This Should Never Happen" Actually Does

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corrode.dev5mo ago

How to Send Ping Requests Without Root Privileges Using UDP Sockets in Rust

The article explains how to send ping requests without root privileges by using a UDP socket with ICMP protocol instead of creating a raw socket. The author notes that while standard ICMP sockets require root access, the ping command-line tool works without it, and reveals the technique of using UDP sockets with protocol flags. Due to a lack of simple examples online and poor performance from LLMs on this topic, the author created and shared a Rust implementation on GitHub.

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bou.ke·Hacker News: Front Page·6mo ago·2 min read

Implementing Custom Error Types in Rust for Cleaner Axum Web Application Error Handling

This article provides a practical guide for Rust developers on implementing custom error types to simplify error handling in Axum web applications. The author demonstrates how to create an AppError newtype that wraps anyhow::Error and implements IntoResponse and From traits, allo

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rup12.net·Hacker News: Front Page·6mo ago·11 min read

Exploring Self-Borrowing Patterns in Rust's Type System

This article explores advanced Rust programming concepts, specifically addressing the common belief that self-borrowing (passing an object and a reference to that object simultaneously) is impossible in Rust. The author argues this is not an inherent limitation of borrow checking

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Understanding Futurelocks: Async and Finalizer Deadlocks in Rust Programming

The article discusses the complex issue of 'futurelocks' in Rust async programming, which the author identifies as a specific instance of a broader problem with asynchronous code. The author shares their personal experience of struggling to understand the topic while listening to a podcast, but eventually grasping the concept when it was explained in simpler

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tratt.net6mo ago

Crossfire-rs: High-Performance Lockless Channels for Rust with Async Support

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github.com7mo ago

Understanding Futurelock in Rust Programming: How It Defeats Local Reasoning About Correctness

The article discusses 'futurelock' in Rust programming, which is a problem similar to async cancellation that defeats Rust's goal of enabling local reasoning about correctness. Futurelock occurs when combining multiple components that individually seem correct but together create deadlock issues, particularly with Mutexes that might be buried deep in the cod

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rfd.shared.oxide.computer7mo ago

Understanding Rust's Borrow Checker: Key Facts and Solutions for Common Issues

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qouteall.fun7mo ago

Flowistry: Rust IDE Plugin for Code Focus Through Information Flow Analysis

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github.com7mo ago

The Debate Over Explicit vs Implicit Handles in Rust Programming

This article discusses the ongoing debate in Rust programming about whether developers should explicitly invoke handle/clone operations for reference-counted values. The author examines both sides: Dioxus argues against explicit handles for high-level GUI applications where such calls are considered 'pure noise,' while acknowledging that for many application

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smallcultfollowing.com7mo ago

Optimizing argmin Performance for Floating-Point Arrays in Rust

The article discusses optimization techniques for finding the minimum value index (argmin) in large arrays of floating-point numbers, specifically focusing on Rust programming. It presents a baseline solution using iterator methods that takes 511 microseconds for a million numbers, then hints at potential performance improvements by leveraging knowledge about the data properties (positive, non-infinity, non-NaN values). The content is technical and aimed at programmers seeking performance optimization.

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algorithmiker.github.io·Hacker News: Front Page·8mo ago·3 min read

Stackerror: Ergonomic Error Handling for Rust Development and Debugging

The article discusses stackerror, a Rust library focused on improving error handling ergonomics across three contexts: writing code (fast development), debugging (ease of investigation), and runtime (precise error handling). It addresses the different needs of developers debugging applications versus callers making runtime error handling decisions, positioni

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gmcgoldr.github.io9mo ago

tweedegolf.nl0

Xilem: An Experimental Reactive UI Framework for Rust

Practical Patterns for Writing Rust-Based WebAssembly with wasm-bindgen

Mousefood: An Embedded-Graphics Backend for Ratatui Terminal UI Library

Writing Rust Error Handling Without External Dependencies

Introducing Rust's Block Pattern: A Programming Idiom for Cleaner Code

Common Rust Lifetime Misconceptions Explained for Beginners

Defensive Programming Patterns in Rust: When "This Should Never Happen" Actually Does

How to Send Ping Requests Without Root Privileges Using UDP Sockets in Rust

Implementing Custom Error Types in Rust for Cleaner Axum Web Application Error Handling

Exploring Self-Borrowing Patterns in Rust's Type System

Understanding Futurelocks: Async and Finalizer Deadlocks in Rust Programming

Crossfire-rs: High-Performance Lockless Channels for Rust with Async Support

Understanding Futurelock in Rust Programming: How It Defeats Local Reasoning About Correctness

Understanding Rust's Borrow Checker: Key Facts and Solutions for Common Issues

Flowistry: Rust IDE Plugin for Code Focus Through Information Flow Analysis

The Debate Over Explicit vs Implicit Handles in Rust Programming

Optimizing argmin Performance for Floating-Point Arrays in Rust

Stackerror: Ergonomic Error Handling for Rust Development and Debugging