Skip to main content

RACE CONDITION

𝐒𝐨𝐟𝐢𝐚 𝐢𝐬 𝐢𝐧 𝐌𝐚𝐝𝐫𝐢𝐝. 𝐉𝐚𝐦𝐞𝐬 𝐢𝐬 𝐢𝐧 𝐓𝐨𝐫𝐨𝐧𝐭𝐨. Both find the same small hotel in Lisbon for the same weekend. Both see “Only 1 room left!” At exactly the same second, both tap “Book now.” Who gets the room? In a badly built system, both do. Two confirmations. One room. One very awkward morning at the front desk. Engineers call this a race condition: two operations each…

dev.to ·2h ago

We haven't written up this one. Dev.to has the full story — the link below goes straight to it.

Read the original at dev.to →

More in Tech

Bracketed Paste Tells Your Agent You Pasted. A Stray ESC[201~ Ends It Early

Book: AI Agents Pocket Guide The series: Pocket Guides for Developers — 8 short books on agents, RAG, prompts, observability, events, databases and system design — the whole series My project: Hermes…

2h ago ·dev.to

Social media watchdog sets out age verification plans ahead of under-16s ban

Social media age checks could help protect under-16s from inappropriate online content, but some children may find ways round them, Ofcom has said.

2h ago ·news.sky.com

Rising costs, trade risks cloud Canada’s construction outlook despite activity uptick

The outlook for Canada's construction sector remains "uneven" heading into 2027 as activity improved last quarter, despite challenges such as higher material costs and slower residential demand.

2h ago ·toronto.citynews.ca

GTA 6 has a smell reaction system, which immediately joins Red Dead Redemption 2's dynamically shrinking horse balls on Rockstar's list of immersive symbols of excess

Any reminder of Red Dead Redemption 2 's temperature sensitive horse testicles brings a smile to my face. In truth, I can't say I've ever zoomed in close enough to properly take in the spectacle of…

2h ago ·rockpapershotgun.com

Does this URL pass Core Web Vitals? Check CrUX field data in Python, with an honest origin fallback

PageSpeed Insights answers "does this one URL pass Core Web Vitals?" well. It answers badly when you have 300 URLs, a template you want to compare, or a weekly report to produce.

Core Web Vitals evaluated using CrUX API in Python script
75th percentile value determines pass/fail for each metric
Script handles traps like CLS as string and missing metrics

2h ago ·dev.to

My GitHub trending site lost 84% of its Google traffic in one day. Here's what I got wrong.

Quick context I'm a solo dev in Abidjan. On October 13 I launched Upstar , a site that ranks the GitHub repos taking off inside each topic: self-hosted, Rust, local LLMs, Android, agent skills, 69…

My GitHub trending site lost 84% of Google traffic in one day on October 23.
Googlebot fetched only 1,650 pages instead of usual 16,500 due to duplicate content.
Removing duplicates and updating indexing rules restored some traffic, but full recovery uncertain.

2h ago ·dev.to

More from Thursday 29 October →