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Posts from the PandaDev team plus a live feed of developer news, refreshed every hour.
Tech news
Headlines from DEV Community and Hacker News; links open the original article · updated 55m ago
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Not the End, but a Shift: How AI Is Pushing Computer Science Toward Deeper Engineering
If you're studying computer science right now, or you just graduated, you've probably heard some...
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Lessons Learned: Wifi Server Disaster
So there I was, figuring out how to set up all my social media for branded automated posting....
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From Code to Culture: Building 101 Indian Monuments in 3D
101 Indian Monuments, Modelled in the Browser India's heritage has always fascinated me....
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MemoriaViva: A Cute Ghost in the Machine That Preserves Family Oral Histories & Heirloom Recipes with Gemma 4 & Google ADK
How I built a 100% local-first open-weights Gemma 4, Google ADK, BigQuery Family Vault, and Sentry Agent Tracing pipeline that turns elders' voice notes and poetic measurements into a permanent family storybook.
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The cheapest GitHub Actions runners in 2026: what 100,000 minutes cost
I build open source developer tools, mostly supergateway and Supercov. This month I looked at what...
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Give Your Desktop App a Useful Title Bar and Real Tools
Put application controls in native desktop title areas, launch tools with the shared Process API, and stream ZIP exports using familiar Java APIs.
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Stratagems #32: The AI Logged a Withdrawal. P Took It as Proof.
Make empty what is already empty. Let doubt breed inside doubt. — The 36 Stratagems, The Empty Fort...
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Your DEV posts have a beautiful new share card ✨
The image that shows up when you share a DEV post just got a brand-new look! I got to work on...
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The Rootkit Exorcist: Summoning Local AI to Investigate Suspicious Scripts 👻
This is a submission for the Hacktoberfest Open-Source AI Challenge Week 4: Ghost in the Machine The...
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5 Best Open-source LLM Gateways 💎
TL;DR An open-source LLM gateway gives applications one place to connect to model...
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Human-in-the-Loop Agents in Pure Dart: Genkit, MCP and an Approval Gate on Cloud Run
1. The problem: an agent that can spend money Most agent demos stop at "the model called a...
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How long it takes to move an IP address between two servers
A reserved IP is DigitalOcean's version of a floating IP: a public address you can move from one...
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I deleted the mail server from my VPS and got 1.2 GB of RAM back
So I run ExtraTime, it's a football trivia site with daily puzzles, the Grid game, multiplayer rooms...
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The Most Embarrassing Private Key in Web PKI History
The strange thing about this incident is that the certificates looked normal. They had familiar CA...
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GraphQL Isn't Magic: How ASTs, Resolvers, and DataLoaders Actually Work Under the Hood
A visual, 10-minute deep dive into GraphQL query execution internals. Learn how GraphQL parses ASTs, executes recursive resolver trees, why naive resolvers trigger the N+1 database trap, how DataLoader batches calls in the event loop, and how production APIs secure query depth.
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Never Put a Pet on an AWS Spot Instance
I got a task at my internship that sounded simple. Move one of our servers to a new AWS region, keep...
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How I finally understood the Liskov Substitution Principle
The Intro Halfway through SOLID! We are at the L, the one with the scary name: the Liskov...
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Calavera Cabina: a tribute app for Día de Muertos
This is a submission for the Hacktoberfest Open-Source AI Challenge Week 4: Ghost in the Machine ...
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Doors I Walked Through to Reach DEV
Table of Contents Knock, Knock: The First Domino The Numbers and a Plot Twist How Did I...
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Não precisa ser popular pra compartilhar: minha história até Berlim
Hoje não venho escrever algo técnico ou teórico. Hoje vou contar pra vocês como a menina criada nas...
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I Don’t Write Ruby. A Fix I Sent Is Now in Forem.
On Oct 22, I read the word "Merged" twice. It was my first contribution to Forem (the platform that...
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Node.js Isn't Single-Threaded. How libuv and the OS Kernel Actually Run Your Code.
A visual, 10-minute architectural deep dive into Node.js runtime internals. Learn how V8, the libuv threadpool, OS kernel event demultiplexers (epoll/kqueue/IOCP), the 6-phase event loop, and Worker Threads execute JavaScript under the hood.
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How to Make the Business Case for Slowing Down (and When Not To)
Last week I wrote about the two kinds of friction in an engineering process...the kind that just...
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MCP Token Cost: I Cut My MCP Server From 15 Tools to 4
I rebuilt a real AWS cost-triage MCP server from 15 tools to 4. Same account, same question, 7 tool calls down to 2, schemas 88% smaller.