Dev.to

There's a popular take right now that the AI coding bottleneck has moved to code review. Models write code faster than humans can read it, so the senior enginee...

Introduction Part 5 of the Zero Dollar AI Assistant series - Your Personal AI Assistant via Telegram — Always On. Part 1 covers the architecture. Part 2 covers...

That empty □ box isn't a broken character — it's a missing glyph. Here's how I stopped patching tofu with SVGs and built a font that physically can't tofu. You'...

In Chapter 3https://github.com/aktibaba/playwright-qa-course we learned to locate and assert cleanly. But look at our login test from Chapter 2 — the selectors...

!Cover image for Hackers hijack OAuth tokens via Claude Code MCP traffic in new MitM attackhttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,g...

You just containerized your static site HTML, CSS, JS using an nginx:alpine image. You deployed it to Kubernetes. It works locally. Then you get the page flip:...

Hi DEV community 👋 I’m excited to publish my first post here. I’m a Senior Full-Stack and CMS Developer, mainly focused on building websites and web platforms...

How I Built a Multi-Agent Prompt Engineering Runbook with pydantic-ai and FastAPI Most teams building AI tooling eventually hit the same wall: they have five di...

An analysis of Kenya's proposal to monetize government data — and the larger opportunity the debate has so far overlooked. Introduction: The Most Valuable Thing...

!Diogo Vazhttps://media2.dev.to/dynamic/image/width=50,height=50,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fus...

Defense counsel moves to exclude. The authentication foundation is insufficient. No human created this record, no human can authenticate it, and there is no spe...

Você pediu para a IA mexer no seu projeto. Ela leu arquivos, sugeriu mudanças, alterou código e disse que resolveu o problema. onde essa IA estava rodando enqua...

I went down a rabbit hole this morning reading the December 2025 AI tool roundups on Juejin, and I figured I'd write down what actually stuck with me. Most of t...

The question that breaks every AI demo Picture the scene. You've just founded a travel-planning startup - let's call it WanderAI. The pitch is simple and gorgeo...

Modern observability isn’t just about logs and traces; it’s about actionable signals. OpenTelemetry OTel Events and New Relic Custom Events are both event-drive...

The app on your phone that you opened this morning, the one you use to check the weather or scan a receipt or convert a file format, may be one of the last of i...

Introduction: Virtual Network allows resources running in Microsoft Azure, like Virtual Machines, Storage Accounts, Applications, to communicate with each other...

Re-render problems in React usually come from one of two places: state that lives too high in the tree, or components rendered inside a parent that doesn't need...

The narrative surrounding AI in software engineering often oscillates between two extremes: that human developers are becoming obsolete or that AI is merely a f...

Building a Secure Authentication System with Django Recently, I completed the development of a production-ready Secure Authentication System using Python and Dj...

Introduction: The Challenge of Browser-Based Optimization For years, the web has been a second-class citizen in the world of optimization. Solvers—the engines b...

The table format question is settled. Apache Iceberg won. Snowflake, Databricks, AWS, Google, and Microsoft all read and write it, and the open source engines t...

'Calculate the hypotenuse BC of the right triangle at A. AB = 12 cm, AC = 9 cm, BC = ?' The student reads the question, looks at the diagram… and the diagram sa...

Lighthouse is the first thing clients send you when they think their website is slow. A screenshot of the Performance tab, a score in the red or yellow zone, an...

As frontend applications become more complex, debugging production issues becomes increasingly difficult. A user reports: 'The page feels slow.' or: 'The dashbo...

!Flame__https://media2.dev.to/dynamic/image/width=50,height=50,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser...

I build LaraFoundry alone. One person, one branch, one task at a time. A reusable SaaS engine for Laravel, extracted out of a real CRM Kohana.io that I am build...

Gmail handles over 1.8 billion active accounts and processes more email than any other provider on the planet. When Google changes how it scores, filters, and r...

!still-purrfecthttps://media2.dev.to/dynamic/image/width=50,height=50,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads...

When I started building OpinioZone, my goal was simple: create a platform where users could compare products, read reviews, and make informed buying decisions....

As an Engineering Manager in a Platform team, I manage 10 engineers. I'm hiring more. I run weekly 1:1s, facilitate technical decision meetings, screen candidat...

Read more about 开源量化分析软件功能介绍...

The Anti-Bot Detection Checklist I Use Before Every Scraping Project Every scraping project I take on starts with this checklist. Not because I'm paranoid — but...

CSV files are one of the most common formats for storing and exchanging data. Whether you’re working with logs, analytics data, application exports, or reports,...

I built ResizeKB — a free image and PDF resizer built specifically for Indian users. 25+ tools. Zero server uploads. Pure HTML, CSS, JavaScript. Here's how and...

Originally published at Perl Weekly 776 Hi there, Recently, I came across an article, The Day I Decided Never to Learn Python by Randal L. Schwartz. Well, Randa...

The main difference between a developer and an engineer is not just the code they write. It's how they think about building a system. How they optimize. How the...

Most Laravel teams do not need to 'fix' Eloquent. They need to stop letting raw model state leak too far into code that makes real business decisions. That is t...

I was building a plugin release with Claude Code, and the changelog draft came together nicely. Pull git log from the last tag to now, drop it under == Changelo...

TL;DR I built agent-evalhttps://github.com/sauravbhattacharya001/agent-eval, a framework that runs real agentic loops with tool calls against live LLM backends,...

!Cover image for Heart Part 7 - dalCTF 2026https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-upl...

The AI Agent framework landscape has reached a state one could fairly describe as oversaturated. The Python ecosystem has LangChain, CrewAI, and AutoGen; TypeSc...

A few months ago, like many devs, I noticed something off about the JSON viewer extension I'd been using for years. It had been quietly updated. The code went c...

We're changing the default solver model in our eval harness from Claude Sonnet 4.6 to GLM 5.1. This is the default we provide to everyone running evals on the p...

AI token pricing is quietly rewriting the budget of every small team that touches a language model, and the cheap years are ending. TechCrunch published a piece...

This is a submission for the GitHub Finish-Up-A-Thon Challenge. Kumachi Back Office is the private operating system for my creative and professional world. It i...

In my second week at work, I watched a senior engineer spend 3 days refactoring an API that took 1 day to build. The endpoint worked. The logic was correct. The...

Recap At this point, this series on Signals and fine-grained reactivity is temporarily coming to an end. This article will not introduce new technical details....