Dev.to

LangChain chains flow in one direction. Input enters, output exits, done. Real agent workflows are not linear. A plan might need revision. A search might return...

Most 'encrypted' file sharing means encrypted in transit and at rest, which is a polite way of saying the server holds the keys and can read everything whenever...

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

Most teams discover Terraform drift the hard way — someone runs terraform plan before a deploy and gets a screen full of unexpected changes. By then the drift m...

Hello, I'm Maneshwar. I'm building git-lrc, a Micro AI code reviewer that runs on every commit. It is free and source-available on Github. Star git-lrchttps://g...

Testing the LMS–LTI integration in CircuitVerse A behind-the-scenes look at debugging a silent integration — and what it taught me about the gap between code th...

This field test was against Next.js. The issue was Next.js 94450: https://github.com/vercel/next.js/issues/94450 The reported problem involved production browse...

Claude Cowork est sorti en 2026 et le distinguer des agents cloud classiques change tout pour les equipes techniques. Un agent cloud ChatGPT Operator, Mistral A...

Most meeting tools help during a meeting, but the real challenge often starts before it. Users spend time searching for context, reviewing past interactions, an...

Introduction Excel is a spreadsheet application developed by Microsoft that helps users organize, analyze and visualize data. It is used by businesses, organiza...

Hey everyone! Our team and I acting as a junior backend recently finished rebuilding GlobeVM an enterprise Cloud, IT, and Cybersecurity provider from a traditio...

I've been building a database engine from scratch in Rust, and I recently finished the lexer. The lexer itself wasn't the most interesting part. What I found mo...

Most AI products today are wrappers. Different interfaces. But underneath many of them is the same pattern: centralized models, rented intelligence, recurring d...

While designing the database and Product Requirements Document PRD for an online school project, I ran into a problem I was not expecting. The school had multip...

Forms are everywhere in mobile apps - authentication flows, data entry, support requests, onboarding... If your app has a login screen, a form is likely the fir...

!On-Device Debugging And JUnit 5https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploa...

I recently published a small Symfony bundle called Request To Form Bundle. I have been using Symfony for a while now, and in several REST API projects I have us...

Three things landed at once that change what you can run, ship, and edit on your own machine. Here's the builder's-eye view, with what if anything to do today....

TL;DR An LLM helped me put together a deploy in about an hour, but only because I did not hand the deploy itself over to it. I know how to write deploy scripts....

Every time I need a cron expression, I stare at five numbers and asterisks and second-guess myself. Is 0 0 0 Sunday or Saturday? Does day-of-week start at 0 or...

!Željko Ševićhttps://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%2...

Most engineers building LLM applications think about memory as a retrieval problem. How do I get the right context back when the user asks a question? That's ne...

Companies are spending 44% of their AI tokens fixing bugs that AI generated Entelligence AI, May 2026. CodeRabbit analyzed open-source PRs and found AI produces...

Parallel Processing for Startups: Why I Built a Venture Studio at 19 Hey everyone👋 If you spend enough time hanging around Hacker News or developer communities...

Every time I built a new app, I copy-pasted the same paywall code. The Razorpay subscription logic. The gate component that blocks UI for free users. The pricin...

The main concept is straightforward: embed text, store the vector, and query it later. The time-consuming part was everything else. I created a memory layer tha...

Key Takeaways - Custom workflows beat platform lock-in by giving you 100% data ownership, custom styling control, and zero platform fees. - n8n Webhook CORS con...

Fitz es un lenguaje de programación nuevo, escrito en Rust, con compilador de tipado gradual. La premisa: en lugar de apilar FastAPI + SQLAlchemy + python-jose...

!Cover image for Building an AI game engine with Three.jshttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2...

Fitz is a new programming language built in Rust, with a gradually-typed compiler. The pitch: instead of stacking FastAPI + SQLAlchemy + python-jose + Celery +...

I keep seeing this list trending on Juejin – the 2026 hot AI coding tools roundup – and Trae keeps sitting at the top. ByteDance's AI-native IDE, free, with a C...

Last year, on a client project, I noticed a sudden spike in disk usage on a PostgreSQL database server. The system was running a critical production ERP, and di...

Security Groups vs NACLs Explained for Beginners In the previous articles, we learned about: VPC Subnets Internet Gateway Route Tables These components help AWS...

Most repo blockers are discovered too late. A developer clones a repo, follows the README, runs the setup command, and only then finds out that the required run...

Sending emails from applications now don evolve significantly from how e take dey be over the years. The normal way wey be username and password authentication...

Shipping an agent demo takes an afternoon. Shipping one that survives a quarter in production is a different job — and the gap is almost never the model. It's t...

My nephew has his Brevet exam in June — France's national middle school exam. He revises with paper flashcards, forgets everything in two days, and would rather...

Crucible v1.1.0 — The App-Building Kit Release 🚀 Most component libraries give you a black box: install a package, fight its API, and inherit a runtime depende...

Every developer has a set of small utilities they reach for daily — decoding a JWT, formatting JSON, generating UUIDs, testing regex patterns. Most of these tas...

Given an integer array nums, return all elements that appear more than ⌊n/3⌋ times. An element must appear more than n/3 times. This means there can be at most...

Training ML models has an environmental cost that most practitioners do not measure. A model trained during peak grid hours, when coal and gas plants are meetin...

Anthropic Batch API for Asynchronous Multi-Tenant AI Processing: Cutting Claude Costs by 50% Without Sacrificing Feature Responsiveness I'm going to be blunt: i...

!Ugur Aslimhttps://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%2Fu...

!Ugur Aslimhttps://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%2Fu...

!Ugur Aslimhttps://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%2Fu...

Day 48 of building GoDavaii, and the toughest problem isn't the sheer volume of allopathic medicines or the complexity of their interactions. It's the invisible...

If you're building or integrating Automated Test Equipment for aerospace or defence electronics, the technical requirements go well beyond 'does the test pass.'...

Six months ago, I sat down with a YouTube playlist, a blank notebook, and one goal: learn Python. What I did not expect was how hard it would be, not the Python...