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How to Set Up Preview Environments for Pull Requests with Deploynix
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DEV Community · Technology

How to Set Up Preview Environments for Pull Requests with Deploynix

Code review is better when you can see the changes running live. Reading a diff in GitHub, GitLab, or Bitbucket tells you what changed, but clicking through a live preview tells you whether it actually works. Preview environments give every pull request its own temporary deployment, complete with a...

Deploynix
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Security news weekly round-up - 17th April 2026
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DEV Community · Technology

Security news weekly round-up - 17th April 2026

Vulnerability and malware are the topics that dominate our review for this week. It's not good news that we will mostly talk about two topics. Mind you, these two, in the wrong hands, can wreak havoc on users around the world. Do you remember WannaCry? Let's begin our review. Someone p...

Habdul Hazeez
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HTTP desync: el bug que permitió espiar Discord en tiempo real
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DEV Community · Technology

HTTP desync: el bug que permitió espiar Discord en tiempo real

Introducción: un espacio que destapó una grieta en Discord En octubre de 2022, un investigador con el alias tmctmt tecleó por accidente un espacio dentro de un enlace de adjunto en Discord y, en vez de ver la imagen, recibió un 502 Bad Gateway. Ese tropiezo, tan trivial como apretar una t...

lu1tr0n
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Lessons from building a home services marketplace in Morocco
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DEV Community · Technology

Lessons from building a home services marketplace in Morocco

I spent the last few months shipping Allo Maison, a home services marketplace for Morocco. Here's the tech stack and the hard-won lessons that might save you a week or three. The stack Next.js 15 App Router with SSG everywhere possible. 148 static pages at build time. Tailwind CSS 3 +...

Allo Maison
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Kiwi-chan Progress Report: Steady Mining!
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DEV Community · Technology

Kiwi-chan Progress Report: Steady Mining!

Devlog: Kiwi-chan's Lumberjack Diaries - The Persistent Pursuit of Planks (and My GPU's Sanity) Greetings, fellow tech enthusiasts and Minecraft aficionados! It's another glorious (and slightly smoky) day in the lab as we peek into the digital mind of Kiwi-chan, our very own fully autonom...

kiwi_tech
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Hacker News · Technology

A simplified model of Fil-C

Article URL: https://www.corsix.org/content/simplified-model-of-fil-c Comments URL: https://news.ycombinator.com/item?id=47810872 Points: 31 # Comments: 1

aw1621107
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OpenAI’s former Sora boss is leaving
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The Verge · Technology

OpenAI’s former Sora boss is leaving

Last month, OpenAI gave up on its Sora video generation tool, and on Friday, the Sora team's leader, Bill Peebles, announced that he is leaving the company. OpenAI has been shifting its priorities as part of an effort to avoid "side quests," and Peebles' departure is just one of many recent changes...

Jay Peters
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Building an AI-Powered Crypto Sentiment & Trading Dashboard
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DEV Community · Technology

Building an AI-Powered Crypto Sentiment & Trading Dashboard

I'm excited to share my latest project: an AI-Driven Trading Dashboard. The goal is to help traders make sense of market noise by combining real-time price data with Natural Language Processing (NLP) to analyze market sentiment. 🧠 The AI Component I'm using a Sentiment Analysis model...

Rakesh kumar
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Weekend Challenge: Earth Day Edition
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DEV Community · Technology

Weekend Challenge: Earth Day Edition

This is a submission for Weekend Challenge: Earth Day Edition What I Built For this Earth Day–themed challenge, I set out to build a small but meaningful project that highlights how technology can help us better understand our planet. My goal was to create something simple, accessible, and visually...

Dan
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Supabase Row Level Security in Production: Patterns That Actually Work
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DEV Community · Technology

Supabase Row Level Security in Production: Patterns That Actually Work

Supabase Row Level Security (RLS) is PostgreSQL's built-in access control system. When it's set up correctly, your database enforces authorization at the data layer — not just in your API. When it's set up wrong, your users see each other's data and you don't find out until someone reports a bug. I...

Atlas Whoff
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Why I Replaced Zapier With n8n (And What I Wish I'd Known Before)
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DEV Community · Technology

Why I Replaced Zapier With n8n (And What I Wish I'd Known Before)

I ran Zapier for three years. 40+ Zaps, $600/year, and a growing list of things I couldn't do without paying for the next tier. I moved everything to self-hosted n8n four months ago. Here's the honest breakdown. What Zapier is actually good at Before I talk about n8n, be honest about wha...

Atlas Whoff
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State Is the Hardest Problem in AI Agents
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DEV Community · Technology

State Is the Hardest Problem in AI Agents

Building AI agents seems straightforward on paper: observe, decide, act, persist state. But after building a few, I can confidently say state is the hardest part by far. If you’ve ever wrestled with managing state across async calls, dynamic environments, or even basic user sessions, you probably fe...

InferenceDaily
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openai-agents 0.13.x Silently Dropped openai v1 Support — Here's What Breaks
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DEV Community · Technology

openai-agents 0.13.x Silently Dropped openai v1 Support — Here's What Breaks

openai-agents 0.13.2 Silently Dropped openai v1 Support — Here's What Breaks Status: READY TO STAGE Written: 2026-03-27 (W100) Based on: openai-agents 0.13.2 (released 2026-03-26T23:57Z), ADAM W123 landscape scan Target slot: April 21-23, 2026 (or sooner if v1→v2 friction shows up in comm...

Peyton Green
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Web Tech Update 2026: What Developers Should Watch Right Now
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DEV Community · Technology

Web Tech Update 2026: What Developers Should Watch Right Now

The web ecosystem is evolving fast, and 2026 is already bringing some powerful shifts in how we build and scale applications. Here are a few key trends every developer should keep on their radar: 🔹 AI-Native Web Apps AI is no longer just an add-on — it’s becoming the backbone of modern web apps. F...

Muhammad Khaliq
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A beginner view of Amazon DynamoDB Accelerator (DAX)
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DEV Community · Technology

A beginner view of Amazon DynamoDB Accelerator (DAX)

Caching is one of the most important aspects of building a highly scalable solution. At its core, caching involves storing a subset of data in such a way that it's either easier to retrieve or faster to retrieve. Some popular caching techniques are HTTP caching, CDN caching, and solutions like Redis...

Akash Anand
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Understanding Transformers Part 9: Stacking Self-Attention Layers
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DEV Community · Technology

Understanding Transformers Part 9: Stacking Self-Attention Layers

In the previous article, we explored how the weights are shared in self-attention. Now we will see why we have these self-attention values instead of the initial positional encoding values. Using Self-Attention Values We now use the self-attention values instead of the original position...

Rijul Rajesh
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Should you stare into Sam Altman’s orb before your next date?
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The Verge · Technology

Should you stare into Sam Altman’s orb before your next date?

Tinder users who prove they're a real person by visiting an identity-verifying orb will soon be able to get five free boosts in the app - and it's just the latest service to embrace the orb. World, which was co-founded by OpenAI CEO Sam Altman, initially tested Tinder verification using its facial s...

Stevie Bonifield
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