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Where to Find Free Datasets to Practice With (And How to Pick One)

By Michael Nocito, data analyst · Published August 8, 2026 By the end of this page you will have a shortlist of places that hold millions of free datasets, and something more useful than that: a five

dev.to Aug 26, 2026 Read more →

NETO: Chat P2P local para equipos dev sin depender de la nube

¿Tu equipo comparte credenciales por Slack? ¿Discuten arquitectura en plataformas que almacenan cada mensaje en servidores ajenos? Existe una alternativa que no sale de tu red local: NETO. ¿

dev.to Aug 26, 2026 Read more →

How to Export SQL Results to CSV and Excel (Without Wrecking the Data)

By Michael Nocito, data analyst · Published August 8, 2026 By the end of this page you will export a query result and open it with the leading zeros, the accented characters and the dates all still c

dev.to Aug 26, 2026 Read more →

Excel Tables vs Ranges: What Ctrl+T Actually Changes

By Michael Nocito, data analyst · Published August 8, 2026 By the end of this page you can turn a list into a real Excel table, write formulas that name their columns instead of pointing at cells, an

dev.to Aug 26, 2026 Read more →

Welcome Thread - v390

Leave a comment below to introduce yourself! You can talk about what brought you here, what you're learning, or just a fun fact about yourself. Reply to someone's comment, either with a question or j

dev.to Aug 26, 2026 Read more →

We Analyzed 1 Million AI Voice Calls in India. Here’s What We Learned

AI voice agents are moving from demos into real business workflows. But what actually makes an AI phone call successful? To find out, DialNexa analyzed more than one million AI-assisted business call

dev.to Aug 26, 2026 Read more →

You Don’t Need Another Programming Course

I like programming courses. I've taken many of them. Some completely changed the way I work. But there is a point where another course stops helping you. And starts becoming procrastination.

dev.to Aug 26, 2026 Read more →

Your Job Ends at 5. Your Developer Brain Doesn't.

5:00 PM. Laptop closed. Slack closed. Workday over. Except my brain didn't get the memo. I'm making dinner, and I'm still half-thinking about a function I left half-refactored. I'm lying in bed, and

dev.to Aug 25, 2026 Read more →

GPT-5.6 Sol Is Now in Foundry — What It Means If You Write C#

Microsoft has a habit of quietly upgrading the model behind a stable endpoint name instead of forcing everyone to migrate to a new one. That's exactly what just happened with GPT-chat-latest — it's no

dev.to Aug 25, 2026 Read more →

Optimizing Keyboard Navigation in Complex Web Apps: Techniques and Debugging Tools

Ever found yourself tabbing through a complex web app only to get trapped inside a modal, or worse, see the focus jump erratically like it’s playing hide and seek? I’ve been there, building custom wid

dev.to Aug 25, 2026 Read more →

Nginx, Caddy, Traefik, or HAProxy: How to Pick the Right Reverse Proxy for Your Stack (2026)

Have you ever heard "Caddy is great" and wondered what actually makes it different from Nginx? Or maybe you were evaluating Traefik for a Kubernetes setup, went down a rabbit hole of comparison articl

dev.to Aug 25, 2026 Read more →

IEC 60870-5-104 Security: From APCI State Activation to IEC 62351

By RUGERO Tesla (@404Saint). A packet-level security study of IEC 60870-5-104, combining protocol architecture, raw APCI/ASDU experimentation, implementation boundary testing, and a controlled comp

dev.to Aug 25, 2026 Read more →

Deploy a SEP-41 Token on Stellar Testnet with Soroban CLI & SDK

Every time I onboard a new developer into the Stellar ecosystem, the same question surfaces: "How do I actually get a token running on-chain without drowning in boilerplate?" After deploying dozens of

dev.to Aug 25, 2026 Read more →

Deploy de Token SEP-41 na Stellar Testnet com Soroban e TypeScript

Quando comecei a experimentar contratos inteligentes na Stellar, percebi que a barreira de entrada era muito menor do que eu imaginava — especialmente comparada ao ecossistema EVM, onde taxas e comple

dev.to Aug 25, 2026 Read more →

I expected image pixelation to mean per-pixel math — this tool mostly just redraws the same rectangle twice

The first time I looked at a "blur or mosaic just part of a photo" tool, I assumed the hard part would be the image-processing math. In this implementation, the more interesting part is actually not

dev.to Aug 25, 2026 Read more →

Agents don't fail at writing code — they fail at everything around it

I've spent about six months running Claude Code agents against a codebase big enough to hurt — several hundred open issues, agents committing daily, a CI pipeline that fails loudly when they get it wr

dev.to Aug 25, 2026 Read more →

Polymarket Backtesting: How to Backtest Trading Strategies

Introduction A Polymarket strategy can look excellent in a spreadsheet and fail immediately in production. The usual reason is not the prediction model. It is the execution model. A reali

dev.to Aug 25, 2026 Read more →

Taming Context Bloat: How to Scale AI Agent Memory Without Breaking the Token Bank

Stop dumping raw message arrays into LLMs and start using structured state with sliding windows. The Bottleneck in Production The most common mistake when deploying AI agents is treating c

dev.to Aug 25, 2026 Read more →

The Replay Bundle That Remembers What Happened

It's 2am. A customer complains about something an agent did. The next morning the CEO is already asking the only question that matters: did the agent do something it shouldn't have? "I'm pretty sure

dev.to Aug 25, 2026 Read more →

api-diff v0.2.0 — 158 downloads in 3 days, now with array validation and onDrift callback

v0.2.0 of @nakshatra6350/api-diff is live 🚀 158+ downloads in 3 days since launch. Two new features shipped today: → Array item validation with exact index in error path → onDrift callback — pipe dr

dev.to Aug 24, 2026 Read more →
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