22259 posts from this source
Multi‑tenancy: Choosing the Right Isolation Model Multi‑tenancy looks simple on a whiteboard and complicated in production. Picking the wrong isolation model—o...
Most startups don't fail after launch — they fail because of decisions made before a single line of production code was written. After seeing the same patterns...
The uncomfortable truth about flashcards I was memorizing words. Not learning them. When you drill “ephemeral → short‑lived” a hundred times, your brain stores...
If you're building AI agents that touch logistics, supply chain, or international trade, you've probably hit this wall: your agent can reason about shipping but...
The Trust Layer Nobody Built: Why AI Agents Need Verification Before They Can Spend Two developments this week exposed the same gap in agentic infrastructure....
The Problem If you're an e-commerce seller in Japan, you face two massive challenges: - Writing product descriptions is painfully slow – 30 minutes per product...
What We Built Mortis is an end‑to‑end incident response system that turns real‑world signals into structured postmortems automatically. When an incident happen...
markdown If you want to watch a product manager's soul leave their body, sit in on a live demo of a Generative AI feature where the model takes 12 seconds to ge...
Most AI tools help you do more. I built something that helps you become more. Dhikroh AI is a framework‑guided transformation companion for Muslimah women — pow...
Mercure is a real‑time push protocol built on server‑sent events SSE. It ships as a standalone binary that embeds its own Caddy server. When you already run Cad...
The Mission Make a menu that starts completely invisible and only shows up when the user triggers it in a clever way. Not a normal button. Not a big “open menu...
What happens when your payment processing crashes mid‑transaction? With regular code — data loss. With Temporal — it resumes exactly where it left off. Temporal...
Apart from building a weather station, another thing I had been wanting to do for a long time was to learn Python. With this Weather Station project I satisfie...
If you’ve ever opened a Power BI report only to find that your numbers are doubled, your filters aren’t working, or the whole thing is moving at a snail’s pace,...
Redux often requires actions, reducers, selectors, middleware, and dozens of lines of boilerplate even for a simple counter. Zustand delivers the same capabilit...
!Cover image for I Built a Tool That Forces AI Coding Agents to Keep Documentation in Synchttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gr...
Practice ALTER TABLE Statements 1. Make Email NOT NULL customers sql ALTER TABLE customers MODIFY email VARCHAR100 NOT NULL; Result: email becomes a required f...
Overview I got tired of switching between the browser and Postman just to test a quick API call, so I built HTTP Client – a lightweight Chrome extension that l...
Next.js 15: Technical Foundations Next.js 15 represents a paradigm shift in how React applications are constructed, particularly through its refined App Router...
Ensuring Reliable Money Transfers Using Database Transactions In a digital wallet system similar to PhonePe, Google Pay, or Paytm, users expect their money to...
This is part five in a series about wrangling the growing pile of skills, scripts, and context that AI coding agents depend on. In part one, I covered why progr...
_In an era where the 'blank page' is the biggest hurdle to innovation, the tools we use to brainstorm, organize, and refine our thoughts matter more than ever....
1. Make the email column NOT NULL in customers sql ALTER TABLE customers ALTER COLUMN email SET NOT NULL; 2. Ensure username is unique in users sql ALTER TABLE...
Why State Isolation Matters Terraform state is the record of what Terraform manages. If environments share state carelessly, one mistake can affect the wrong i...
Overview UK address lookup APIs are convenient but they come with a cost—most services charge per query. If you’re processing high volumes or want predictable...
The Token Drain Problem Many users have noticed that Claude consumes tokens much faster than expected. Anthropic recently announced tighter 5‑hour session limi...
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!Cover image for How I built a browser-based n8n workflow generator using Gemini AIhttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=a...
'Dockerfile Healthcheck Cheatsheet – A Minimal Interactive Reference
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Web scraping lets developers extract valuable data from websites, and that data can be turned into a sellable service. Below is a beginner‑friendly guide that w...
Overview Qdrant is a vector database built for AI applications such as semantic search, recommendation systems, and Retrieval‑Augmented Generation RAG pipeline...
The ones I use JSON formatting The JSON Formatter on CalcHivehttps://calchive.tools/ validates as you type, handles deeply nested objects without issue, and ru...
!Cover image for Design too much, build just enoughhttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fde...
Overview Effect is a TypeScript library that provides a standard library for production applications. It offers: - Typed errors know exactly what can fail - De...
I started late, struggled with JavaScript, and spent way too long shrinking into self‑doubt. Three years ago I didn’t know what a component was, didn’t know wha...
!Cover image for Stanford Tested 11 AI Chatbots for Advice. Every One Was a Yes-Man.https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=...
> “The model suggested it.” > “We let AI handle that part.” > “It just evolved.” Those phrases sound neutral. They aren’t. Delegating execution is easy to spot....
Make email NOT NULL in customers table sql ALTER TABLE customers ALTER COLUMN email SET NOT NULL; Ensures that future rows must have an email value. Make usern...
Solution The task is to retrieve all columns for American cities with a population greater than 100,000. sql SELECT FROM CITY WHERE COUNTRYCODE = 'USA' AND POP...
We have reached the “13th Hour.” The era of “AI as a tool” is dead, and the era of Artificial Superintelligence ASI has begun. For years, the global conversatio...
Overview The development of sovereign AI systems demands a governed environment to ensure secure and ethical operation. This thesis is grounded in the architec...
Liquid syntax error: Variable '{{% raw %}' was not properly terminated with regexp: /}}/...
Why Study Node.js? If you're entering the world of development or want to grow as a programmer, studying Node.js can be one of the most strategic decisions for...
Por que estudar Node.js? 🚀 Se você está entrando no mundo do desenvolvimento ou quer evoluir como programador, estudar Node.js pode ser uma das decisões mais...
Overview Arkhein is a native macOS application that runs a complete AI reasoning pipeline entirely on your local hardware. It requires no API keys, no cloud de...
markdown !Drive Codinghttps://media2.dev.to/dynamic/image/width=50,height=50,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2F...
