Python Peak6d ago

How to Stop dict.fromkeys From Sharing Lists

fromkeys can point every key to the same list.

#python #dictfromkeys #sharedstate #bug #howto #lists

https://www.youtube.com/watch?v=UA72HQuTLP0

How to Stop dict.fromkeys From Sharing Lists #bug

YouTube
N-gated Hacker NewsMar 5
The article promises an #exposé on Python's #asyncio and shared state woes but instead serves up a lukewarm brew of tech buzzwords and self-promotion. 😴💤 Spoiler alert: their "observable pattern that finally works" is as elusive as #Bigfoot. 🦄
https://www.inngest.com/blog/no-lost-updates-python-asyncio #Python #techbuzzwords #sharedstate #HackerNews #ngated
What Python's asyncio primitives get wrong about shared state - Inngest Blog

We tried Event, Condition, and Queue. Each one gets closer but still breaks under real concurrency. Here's the observable pattern that finally works.

AI Daily PostFeb 23

Explore how LangGraph leverages JSON schemas and shared state to orchestrate multi‑agent AI. Learn the design patterns that let agents coordinate, sync data, and run in parallel—making complex workflows reliable and open‑source ready. #LangGraph #AIAgents #SharedState #ParallelProcessing

🔗 https://aidailypost.com/news/design-patterns-use-json-shared-state-coordinate-agentic-ai

Python PeakJan 5

Class Variable Shared Between ALL Instances Breaking Rate Limits?!

CLASS VARIABLE DISASTER! All instances share SAME list! User A's requests counted in User B's limit! 470K users randomly blocked! $2.3M lost API revenue! Rate limiter architect FIRED!

#python #pythondisaster #classvariable #sharedstate #ratelimiting #productionbug #pythonshorts #pythonwtf #instanceconfusion #careerending #apithrottling #oop

https://www.youtube.com/watch?v=PIUxUItEyb8

Class Variable Shared Between ALL Instances Breaking Rate Limits?! #productionbug

YouTube
रञ्जित (Ranjit Mathew)May 29, 2021

Good advice:

“In-Depth: Functional Programming In C++” [2012], John Carmack, Gamasutra (https://www.gamasutra.com/view/news/169296/Indepth_Functional_programming_in_C.php).

#Programming #FunctionalProgramming #FP #CPP #CPlusPlus #Purity #PureFunctions #State #SharedState #OOP #ObjectOrientedProgramming

In-depth: Functional programming in C++

In this reprinted #altdevblogaday in-depth piece, id Software co-founder and technical director John Carmack looks at the value in programming in a functional style with C++.