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#concurrency

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RHRobin Hayerrobinhayer.hashnode.dev3d ago · 5 min read

Concurrency Without a Parallel Parser: Splitting PCAPs by Session

Where the last post left off In my first post about the 2.5 GB wall, streaming fixed memory. It didn't fix throughput. The pipeline was still one file, one tshark process, one core. Piping stdout to s

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DKDeendayal Kumawatddsha441981.hashnode.devAug 21 · 10 min read

How I Built a Cache-Line Aligned Hash Table in Rust That Fits Every Bucket in 64 Bytes

Most hash tables waste memory. They store data in one place, eviction metadata in another, and chain everything together with pointers. Every lookup chases 2-3 pointers across memory, each one potenti

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Mmriplabsai-matters.hashnode.devAug 20 · 18 min read

Concurrent URL Health Checker in Go: A Practical Study of Concurrency, Synchronization, and Resilient Network Programming

Abstract Concurrency in Go is unique amongst programming languages. Goroutine channels is a simple programming model compared with those of other languages, but building a reliable and useful concurre

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KGKunal Guptakunalforked.hashnode.devAug 18 · 7 min read

When 50 Jobs Show Up at Once

Prefect concurrency limits and queue priority, explained the simple way Continuation of Prefect on Kubernetes: Explained Like You're Five, that post covered one job turning into one pod. This one's ab

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VPVineeth Pawarfreecodecamp.orgAug 18 · 35 min read

High-Frequency Real-Time Data in React: From Ring Buffers to OffscreenCanvas

React is great at many things. But if you've ever tried pushing thousands of data points per second through it, you'll quickly learn that React isn't a firehose. It's more like a garden hose. Try forc

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DPDevesh Parmarbackend-bytes.hashnode.devAug 16 · 7 min read

The Bug That Sent Two Delivery Partners to the Same Order

Imagine you're the backend engineer at Swiggy, working on the dispatch service that assigns incoming orders to nearby delivery partners. It's peak dinner hour. A restaurant marks an order ready for pi

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AKAman Karkiamankarki.hashnode.devAug 14 · 9 min read

Building a Parallel C++ Source Parser: jthread, stop_token, and the Deadlock I Didn't See Coming

I've been building RAAG, a platform that analyzes architectural health across large codebases. It parses a repository, builds a dependency graph, computes coupling metrics, and uses that graph to scop

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MFMd Feroz Ahmedphero20.hashnode.devAug 11 · 25 min read

I Built a Concurrent Resource Scheduler in Go Using Sharded Priority Heaps" seoTitle: "Concurrent Resource Scheduler in Go

Support on GitHub: github.com/phero20/concurrent-resource-scheduler (Give it a star if you find it useful!) View Docs: pkg.go.dev/github.com/phero20/concurrent-resource-scheduler What happens when

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BByteLoggerbytelogger.hashnode.devAug 8 · 3 min read

Graceful Shutdown in Rust CLI Tools

In the last post, I covered debouncing - how watchr groups rapid file events into a single one. This post covers something smaller but just as important: what happens when you hit Ctrl+C The problem w

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YPYogeshwar Peelaexploitnotes.hashnode.devAug 4 · 6 min read

TryHackMe : Towel on the Sunbed Writeup

TL;DR Ponzi Portfolio is a Node.js/Express "staking rewards" web app with a 24-hour cooldown on claiming a reward. The /claim endpoint has a classic check-then-act race condition: it checks whether th

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#concurrency

Search Hashnode

#concurrency

Explore Hashnode

Trending tags this week

Concurrency Without a Parallel Parser: Splitting PCAPs by Session

How I Built a Cache-Line Aligned Hash Table in Rust That Fits Every Bucket in 64 Bytes

Concurrent URL Health Checker in Go: A Practical Study of Concurrency, Synchronization, and Resilient Network Programming

When 50 Jobs Show Up at Once

High-Frequency Real-Time Data in React: From Ring Buffers to OffscreenCanvas

The Bug That Sent Two Delivery Partners to the Same Order

Building a Parallel C++ Source Parser: jthread, stop_token, and the Deadlock I Didn't See Coming

I Built a Concurrent Resource Scheduler in Go Using Sharded Priority Heaps" seoTitle: "Concurrent Resource Scheduler in Go

Graceful Shutdown in Rust CLI Tools

TryHackMe : Towel on the Sunbed Writeup