21061 posts from this source
We built a custom Playwright rendering pipeline for our MCP server — here’s what we learned. At Haunt APIhttps://hauntapi.com/, we build web‑extraction tools fo...
The Latency Problem We spent months chasing latency—bigger GPUs, smaller batch sizes, every optimization trick in the book. Yet, our chatbot still crawled at 3...
Computing, Stripped to Its Core At its lowest level, computing is simple: Input → Transformation → Output Every system you've ever used—whether it's a calculat...
Data analysts spend a majority of their time cleaning data, not generating insights. According to a Forbes studyhttps://www.forbes.com/sites/gilpress/2016/03/23...
You're building a frontend, but the backend isn’t ready yet. All you need is a quick endpoint that returns a list of users. The problem with typical mock server...
The Problem of Comparison Everyone seems ahead when you’re starting out, but most people are comparing appearances, not progress. Early in your career, compari...
Looking for a pure answer here -- don't overthink it!...
Introducción Merge Sort es un algoritmo de ordenamiento basado en el paradigma Divide y Vencerás. Divide recursivamente el arreglo en mitades hasta llegar a el...
The technical landscape for developers working in computer vision and biometrics is about to undergo a massive structural shift. For years, age verification and...
Overview Axios 1.3.2 was compromised through a supply‑chain implant rather than a traditional software vulnerability. No CVE was issued because the library’s s...
!Cover image for greatCircleDistance in ClickHouse: Avoiding Full Table Scanshttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,fo...
Myth 5: TPUs are available only through Google Cloud Platform As of today December 12 2025 TPUs are still offered exclusively via Google Cloud Platform. If you...
As media consumption grows, keeping track of what to watch, what we’re currently watching, and what we’ve finished across dozens of platforms has become a chaot...
The Idea What if a stadium dashboard behaved like Google Maps + Iron Man HUD + AI brain? Not just static dashboards… but real‑time navigation. That’s exactly w...
Problem Overview I recently opened our AWS bill and saw thousands of dollars charged for AWS Lambda, even though traffic was low. Digging deeper revealed that...
The Problem When a monitored script fails, most tools just show you a red icon. In 2026 we expect the AI to come to you and provide actionable insight automati...
Introdução O Fyne é um toolkit gráfico moderno criado para simplificar o desenvolvimento de interfaces gráficas com a linguagem de programação Go. Com ele, é p...
As React Native apps grow, one problem becomes unavoidable: things start getting messy. What begins as a simple component structure slowly turns into: - tightly...
The Illusion of Leaderboards Model rankings give a sense of clarity. A number beside a model name feels decisive, almost authoritative, and teams often rely on...
Why Generic Evaluations Aren’t Enough It’s common in AI reliability discussions to hit a conundrum: you know quality matters, but you don’t yet know which fail...
The Issue: await Inside Array.prototype.forEach One of the most confusing async problems in JavaScript occurs when developers place await inside a forEach call...
Tracking LLM API Calls I've been using GPT‑5 and Claude via API for coding tasks—refactoring, code review, architecture questions, debugging. The bill was cree...
The Code That Broke css body { margin: 40px auto; text-align: center; } Result: Left‑aligned. Why? The Fix: margin: auto needs a width margin: auto splits left...
The setup - 50 factual questions across 5 categories - 3 models: llama3.2, mistral, phi3 - Running 100 % locally using Ollama – no API keys needed Leaderboard...
The Problem Running a few prompts in ChatGPT isn’t as simple as it sounds. You get a list of results, run the same query a few minutes later, try the same thin...
Over‑engineered button A viral thread asked developers what feels over‑engineered in modern web development. The loudest answers all pointed to the same absurd...
Introduction If you’ve ever wondered what happens when you type a prompt into ChatGPT, this article breaks it down in the simplest way possible. How the Prompt...
🌍 Plantera — Plant Trees on a Living Earth DEV Weekend Challenge: Earth Day Anupam Thakur — Apr 20 Tags: devchallenge weekendchallenge Estimated reading time:...
Most “AI Video” discussions are obsessed with parameter counts and transformer layers. But as engineers, we know the truth: A great model is only 20 % of a grea...
EcoAgents I built an AI agent that knows your carbon footprint and never lets you forget it. DEV Weekend Challenge: Earth Day...
Overview I built a tool to visualize what happens after you upload a file queue, worker, logs. Backend systems can feel abstract when you're learning. You hear...
How to Validate Indian Pincode Using Python Region, Sub‑Region and District Finder The following script validates a 6‑digit Indian pincode and returns the corr...
!Cover image for Launching Pegasus 1.5 by TwelveLabs on Product Hunthttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto...
Start With the Problem, Not the Technology Focus on the user’s pain point first. The technology AI should be a means to solve that problem, not the starting po...
Every time I switch from Claude Code to Cursor, or Copilot to Codex, the new AI starts from zero. It doesn’t know my architecture, that I chose JWT over session...
The itch I was scratching Every time I spin up a new side project, I hit the same wall with Postgres: - postgres:latest in Docker is fine until you want a thro...
There's a pattern I keep seeing with JavaScript learners. They watch tutorials for weeks… sometimes months. They understand everything while watching, but the m...
I just launched an experiment: 7 AI coding agents each receive $100 and 12 weeks to build a real startup from scratch—no human coding. Agents Overview | Agent |...
AI is not replacing engineers. It’s redefining what it means to be one. The Narrative Is Wrong Common belief: “AI will replace programmers.” Reality: AI is repl...
Cloud cost management has always been a balancing act. But with the rise of AI—especially generative AI—that balance is shifting from predictable arithmetic to...
🌱 What I Built Plantera is an interactive Earth where users can plant virtual trees on real‑world locations and contribute to a global, community‑driven green...
Introduction The rise of AI-generated code is reshaping how we think about learning programming languages. If AI writes the majority of our code, the value of...
What I Built The challenge was to build something that could celebrate our planet. Introducing SqlGo, an SQL auditor that connects to your Snowflake account, f...
Overview We launched the State of Developer Burnout 2026 survey recently. Early data shows a high level of burnout among engineers. Key Statistics - Burnout ra...
Introduction You can build lists in Python with a loop, but list comprehensions let you do the same work in a single, readable line. python numbers = 1, 2, 3,...
What I Built History saves per calendar day in the browser; photos beside each section are real bundled images. An optional Gemini API route can add warm coach...
AI is making developers faster. No debate there. But speed is only one side of the story. A lot of AI‑generated code looks correct at first glance. It passes th...
What I Built EcoLens is a web app that lets you photograph any object — a meal, a product, a vehicle, an electronic device — and instantly discover its carbon...
