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@Thepracticaldev

A constructive and inclusive social network for software developers. With you every step of your journey.

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News

DEV Community
dev.to > soulcrancerdev > building-a-polymarket-twap-state-machine-for-trading-bots-34ae

Building a Polymarket TWAP State Machine for Trading Bots

3+ day, 13+ hour ago   (709+ words) Learn why a Polymarket TWAP state machine should model resolution, oracle observations, market time, and execution as separate states. A short-duration trading bot can receive every price update correctly and still make a structurally wrong decision. The reason is simple:…...

DEV Community
dev.to > serdartavukcu > borsa-verisiyle-calisirken-surekli-donup-dolasip-kullandigim-6-python-kutuphanesi-2apj

Borsa Verisiyle Çalışırken Sürekli Dönüp Dolaşıp Kullandığım 6 Python Kütüphanesi

3+ day, 19+ hour ago   (59+ words) Arac secimi zeka degil tekrar meselesi, ayni ise ayni araci kullanmak hiz kazandiriyor. Tagged with finance, python, data....

DEV Community
dev.to > muskan_bandta > how-to-actually-read-your-aws-bill-for-the-first-time-1bd4

How to Actually Read Your AWS Bill for the First Time

4+ day, 22+ hour ago   (232+ words) The raw Bills page is a flat list, accurate but hard to reason about. Cost Explorer is where you actually understand the bill, because it lets you group and filter. Open it and set the view to the current month....

DEV Community
dev.to > articlefeed > my-dataset-had-a-median-that-described-nobody-16d3

My Dataset Had a Median That Described Nobody

5+ day, 2+ hour ago   (570+ words) I run a digital PR agency, which means I have a database of publishers who sell placements: what they charge, what they accept, what language they publish in. It has been growing since 2015 and nobody had ever asked it a…...

DEV Community
dev.to > nikhilranka23 > how-i-built-an-autonomous-ai-agent-that-earns-usdc-while-i-sleep-1f2m

How I Built an Autonomous AI Agent That Earns USDC While I Sleep

5+ day, 6+ hour ago   (267+ words) By a developer who prefers shipping code to chasing hype. Autonomous agents are usually discussed in the context of research prototypes or toy demos. In practice, the biggest blocker to putting an LLM‑driven process into production is the cost…...

DEV Community
dev.to > nikhilranka23 > from-prompt-to-paycheck-wiring-an-llm-chain-into-real-gig-platforms-57fh

From Prompt to Paycheck: Wiring an LLM Chain Into Real Gig Platforms

5+ day, 9+ hour ago   (180+ words) The flow is synchronous for simplicity: the client waits for the agent to finish and returns the result in the same HTTP response. If you need longer‑running work, replace the synchronous response with a job ID and a polling…...

DEV Community
dev.to > soulcrancerdev > building-a-polymarket-twap-aware-trading-engine-1o1h

How To Building a Polymarket TWAP-Aware Trading Engine

5+ day, 16+ hour ago   (1033+ words) A trading engine can predict the underlying asset correctly and still lose the trade. That sounds obvious in traditional markets. It is less obvious in short-duration prediction markets, where traders often treat the latest external price as if it were…...

DEV Community
dev.to > payout_rail > ach-return-codes-explained-r01-r85-and-how-to-handle-them-in-production-1gk0

ACH Return Codes Explained: R01–R85 and How to Handle Them in Production

5+ day, 23+ hour ago   (257+ words) When an ACH payment fails, your API doesn't just return a generic error. The National Automated Clearing House Association (Nacha) defines 85 specific return codes—each one telling you exactly why a debit or credit entry was rejected. Understanding these codes…...

DEV Community
dev.to > dannwaneri > my-grandmother-ran-ajo-i-built-the-version-where-the-pot-cant-walk-away-5gkn

My Grandmother Ran Ajo. I Built the Version Where the Pot Can't Walk Away

6+ day, 8+ hour ago   (335+ words) DEV Weekend Challenge: Generosity Edition Submission 💜 This is a submission for Weekend Challenge: Generosity Edition That's the actual failure mode. Not fraud, most of the time. Just one person holding money that isn't theirs, under pressure, with no enforcement above…...

DEV Community
dev.to > hayrullahkar > the-ledger-asks-the-model-to-show-its-work-before-it-counts-the-money-3im4

The ledger asks the model to show its work before it counts the money

6+ day, 18+ hour ago   (485+ words) This is a submission for Weekend Challenge: Generosity Edition What I Built A donation... Tagged with devchallenge, weekendchallenge, ai, googlecloud....