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concurrency
36 postsSwarm: A New Framework for Multi-Agent Workflows in Swift
Swarm is a multi-agent framework that provides compile-time security with Swift 6.2, offering an alternative to LangChain. It provides type-safe tools and crash recovery.
Race-Safe Idempotent POST Endpoints in Go
Learn about the implementation challenges and solutions for idempotent POST endpoints in Go.
Rust WebRTC SFU moves to thread-per-core: 70ms to 10ms latency
PulseBeam migrated its Rust WebRTC SFU from Tokio's work-stealing scheduler to a thread-per-core design, cutting P99.99 latency from 70ms to 10ms and boosting capacity 25%.
CommitBrief — AI code reviews, right in your terminal
A provider-agnostic, local-first CLI that reviews your staged changes, a historic range, or a whole GitHub pull request. Zero telemetry, no server. Free and open source.
commitbrief.comBuilding auth on a store that only does get and put
How we built an authentication system on a store that only supports get and put, using key design and ETag-based concurrency instead of SQL.
Data Races and the Limits of ThreadSanitizer
Learn about data races and the limitations of ThreadSanitizer in C and Go applications. Key insights for engineers.
Concurrency vs. Throughput: Why More Parallelism Can Slow Down Databases
A long-running transaction in a MySQL database led to significant performance issues. Key insights on managing concurrency and throughput.
Test a one-hour timeout without waiting an hour
Utilize Go 1.25's testing/synctest for efficient concurrent testing with virtual time.
Cache-Conscious Data Layout in Rust: Field Zoning and False Sharing
Exploring field zoning, cache alignment, and false-sharing prevention for multi-core Rust data structures, illustrated through an SPSC ring buffer design.
Standalone Web Server Written in Pure PHP
Qbix Server is a standalone web server written in pure PHP, increasing concurrent requests and improving performance.
Understanding Go's Sync.Map: From API to Hash Trie
Explore the current implementation of Go's sync.Map and its hash trie design.