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Meme Monday

Meme Monday! Today's cover image comes from the last thread. DEV is an inclusive space! Humor in...

dev.to·Sep 14, 2026▲ 35

I Added One Key to a PHP Array. It Cost 25 MB of Memory

I was recently refactoring some legacy PHP code and noticed that the same data array was being used...

dev.to·Sep 14, 2026▲ 39

The ffmpeg Pipeline Nobody Explains

Hello, I'm Maneshwar, and I'm building LiveReview — a blast-radius aware AI code review built for...

dev.to·Sep 14, 2026▲ 24

When AI Files Your Taxes

Tax season 2026 arrived with a peculiar new ritual. Across kitchen tables and home offices, millions...

dev.to·Sep 14, 2026▲ 12

5 DEV.to Features I Wish Existed. 3 I'm Genuinely Relieved They Don't.

I'm a DEV Trusted Member, which means I spend a pretty unreasonable amount of time in the review...

dev.to·Sep 14, 2026▲ 133

AI Avatar v20, Cursor Avatar, Notification Avatar (Voxel Avatar)🧊

Intro AI Avatar is a free app where your VRoid (VRM) avatar cheers you with all its...

dev.to·Sep 14, 2026▲ 71

Vibe Coding Isn't the Problem. Calling It Engineering Is

Let's Address the Elephant in the Room Again Vibe coding has always been a weird topic to...

dev.to·Sep 13, 2026▲ 167

I Built a Mac Menu Bar App Because I Kept Saying "Wait, What?" in Every Meeting (Live Demo 🚀)

Someone on a Zoom call said a URL yesterday. I was still writing down the previous bullet point. By...

dev.to·Sep 13, 2026▲ 32

Why AI Keeps Making the Same Coding Mistakes—And How Teaching It Pain Gives It Wisdom

Frontier LLMs excel at textbook code but fail in production. Here is how Synthetic Scars and biological pain give autonomous coding agents real wisdom.

dev.to·Sep 12, 2026▲ 20

I Wrote 238 Specs and Never Read One Again

Nine months ago I started building a VS Code extension in the open, and I ran every change in it...

dev.to·Sep 11, 2026▲ 5

Dev Opportunity Radar #16: $15K AI Agent Hackathon, AI Education Fellowship, and AWS Student Rewards

TL;DR Welcome back to Dev Opportunity Radar. This is a weekly series where I share opportunities,...

dev.to·Sep 11, 2026▲ 97

FastMCP Is Now MCPServer: Migrating a Python MCP Server to the MCP SDK 2.x

Step-by-step: moving a FastMCP server to the MCP Python SDK 2.x — what broke, what changed, what did not, and a redeploy of its Gemma 4 vLLM backend to a Cloud Run L4 GPU.

dev.to·Sep 11, 2026▲ 13

DEVGeneral

What was your win this week??

👋👋👋👋 Looking back on your week -- what was something you're proud of? All wins count -- big or small...

dev.to·Sep 11, 2026▲ 35

AI-Generated Tests Can Make Coding Agents Worse. Here's How to Check Yours

ExecCritic found that weak generated tests reduced repair success. A runnable Python example shows how to catch a test that approves the wrong fix.

dev.to·Sep 11, 2026▲ 27

Built anything cool with AI lately?

I train a lot, and with AI's help I built a small app that pulls my Garmin and Strava data and helps...

dev.to·Sep 11, 2026▲ 33

My Agents Never Get Tired. I Do: On Satisficing

I approved a prompt on a Tuesday morning and went to make a cup of Irish Afternoon tea. By the time I...

dev.to·Sep 11, 2026▲ 38

The Symmetry of State: Why Flutter Deserves context.value and context.state

Eliminating the widget builder tax, closure fatigue, and the context.watch trap in Flutter: how 1:1 symmetry between containers and BuildContext unlocks cleaner, faster reactive apps.

dev.to·Sep 11, 2026▲ 8