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#concurrency

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MFMd Feroz Ahmedphero20.hashnode.dev1d ago · 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.dev5d ago · 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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VVectorNodevectronode.hashnode.devAug 4 · 1 min read

How to Prevent Stale AI Responses in Concurrent UIs

A response can be valid but stale. When concurrent model requests finish out of order, an older result must not replace the user's newer intent. Commit against the active generation rather than respon

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VPVineeth Pawarvpawar.hashnode.devJul 31 · 34 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: React is not a firehose. It's more like a garden hose. Try forci

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SSShivendra Singh Chouhanbuildlayer.hashnode.devJul 28 · 7 min read

How I Implemented Rate Limiting in Spring Boot Without External Libraries

I came across a post a post on LinkedIn about a rate limiting question asked in an interview. So I thought, I will build it to improve my understanding. You can find the code here. Rate limiting restr

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ABAshish Babuthestacktrace.hashnode.devJul 25 · 7 min read

Locking a Seat Without Losing the Sale: Atomic Booking in Reverix 2.0

When I rebuilt Reverix — a movie booking platform — from scratch, the seat-locking problem was the first thing that had to be right before anything else mattered. Get it wrong, and two people can "suc

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Sspipaliya8sudhirpipaliya.hashnode.devJul 21 · 6 min read

The Hidden Danger of MAX()+1 Logic in Enterprise Applications

Generating the next number using MAX() + 1 is one of the most common approaches developers use when creating custom identifiers. At first glance, the logic looks simple and perfectly valid: var maxZid

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RDRONI DASsystemdesignacademy.hashnode.devJul 20 · 4 min read

Designing a Stock Exchange Matching Engine: The Order Book and Price-Time Priority

At the center of every stock exchange is one component that is smaller and stranger than people expect: the matching engine. Its whole job is to hold a book of buy and sell orders and pair them off ac

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RDRONI DASsystemdesignacademy.hashnode.devJul 20 · 4 min read

How Ticketmaster Sells Seats Without Double-Selling Them

A big show goes on sale. In the first minute, hundreds of thousands of people all want the same few good seats. Two people cannot buy seat 12A. The system has to pick a winner, tell the loser instantl

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#concurrency

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#concurrency

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Trending tags this week

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

How to Prevent Stale AI Responses in Concurrent UIs

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

How I Implemented Rate Limiting in Spring Boot Without External Libraries

Locking a Seat Without Losing the Sale: Atomic Booking in Reverix 2.0

The Hidden Danger of MAX()+1 Logic in Enterprise Applications

Designing a Stock Exchange Matching Engine: The Order Book and Price-Time Priority

How Ticketmaster Sells Seats Without Double-Selling Them