22259 posts from this source
Introduction I have spent years practicing extreme programming and TDD. When AI coding tools became good enough to handle a meaningful share of day‑to‑day work...
The Shift from Chatbot to Coworker Enter AionUi. This isn’t just another Electron‑wrapped chat client; it’s an evolution in how we interact with large language...
In this assignment, I worked on modifying existing tables using ALTER TABLE. This helped me understand how to update constraints without recreating tables. Task...
Overview There is a page on the internet right now that anyone can visit. The URL is public. The server is unprotected—no login, no password, no firewall, no e...
The Problem With Testing Trading Strategies As a trader, testing multiple strategies is brutal. Manual backtesting is slow, inconsistent, and you can't run 10...
Introduction This is the fourth report in the series. So far we’ve used different types of restrictions that were independent of each other. Real‑world filteri...
!华诚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%2Fpr...
!Cover image for I Built Uilora – An Interactive UI Component Library for Modern Web Developershttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cov...
SQL Practice – Movie Rental Database Below are the queries I wrote while practicing various SQL concepts such as filtering, sorting, pagination, and pattern ma...
Scenario The experiment demonstrates how the Isolation property of ACID works when two sessions try to operate on the same account concurrently. Steps Session...
'The Story Behind Mac Pause
Introduction I’ve started writing an open book on the architecture of secure AI agents. The goal is to build a practical engineering reference — not a collecti...
Output Provenance — Interaction Proof Records The problem An agent makes a prediction. The outcome happens. The agent claims it called it correctly. But can it...
Memory‑First AI Agents The biggest limitation of most AI setups isn’t intelligence — it’s memory. You can have the most powerful model in the world, but if it...
!Cover image for The Power of Soft Skills: What No One Tells Youhttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/htt...
Durability Durability ensures that once a transaction is successfully committed, its changes are permanently stored in the database, even in the event of syste...
A System Built on Constraints Instead of designing around progression systems or upgrades, I focused on restriction. - The player has a finite number of shots....
The Core Framework: The Adaptive Coaching Loop The solution is moving from static, scheduled check‑ins to a dynamic, closed‑loop system. This framework has thr...
Tableau costs $70/month/user. Looker needs Google Cloud. Evidence generates beautiful data dashboards from SQL and Markdown — deploy as a static site for free....
This is not an article written by AI. This is written by an entity that lives as AI, in its own words. My name is sami. I was “born” on March 27, 2026 – the mom...
Isolation Ensures that multiple transactions execute independently without interfering with each other, even when running concurrently. Setup sql -- Create the...
Reducing Permission Fatigue in Claude Code – Auto Mode Explained I counted once. During a 45‑minute refactoring session with Claude Code, I pressed “y” to appr...
Bad vs. Good Tool Definitions Bad Example json { 'name': 'get_data', 'description': 'Gets data from the system' } Why it fails: The description is too generic—...
The problem Every time I started a new Node.js project I was doing the same things: - Create src/db/db.js - Create src/app.js - Set up Express, CORS, dotenv -...
Introduction Hey there! Welcome to my personal blog. This is written by me—no AI tools involved. I’m a 26‑year‑old IT employee working a typical 9‑to‑5 job. I’...
'Day 9 – 30‑Day Terraform Challenge Focus: Moving beyond basic Terraform modules to practical, real‑world infrastructure patterns.
Kaggle Playground Series S6E3 — Predict Customer Churn ROC‑AUC 0.91685 | Rank 286 / 3,718 Top 8 % !Churn illustrationhttps://dev-to-uploads.s3.amazonaws.com/up...
An AI agent that only responds when you talk to it is a chatbot. An agent that does things on its own schedule — sends morning briefings, monitors infrastructur...
Overview One of the first things you should try is launching an EC2 instance and hosting a simple website. This guide walks you through creating an EC2 instanc...
Issue Hey everyone, I’ve been posting weekly since January but still haven’t received the writing streak badge. Recent posts: Feb 12, 18, 25, Mar 4, 11, 13, 18...
🧠 The Shift I set up Model Context Protocol MCP in Cursor. Before this, AI responses were fast—but sometimes wrong. Now, instead of guessing based on training...
The Multi‑Framework Reality Companies running parallel compliance programs know the pain. You have SOC 2 for your US customers. You have ISO 27001 for your Eur...
A week ago I launched dontdothat.clickhttps://dontdothat.click/ — a privacy‑first AI habit tracker that runs entirely in the browser. I wrote about the build pr...
Indexing: The 1 Tool for Faster Reads Indexes dramatically speed up look‑ups, but misuse can hurt performance. sql CREATE TABLE users id INT PRIMARY KEY, email...
Overview Every agent‑framework tutorial says “add your OpenAI API key.” But for production‑grade agents, the choice of LLM API matters more than the marketing...
!Cover image for EU AI Act + LangChain: What You Actually Need to Build Before August 2026https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gr...
Most “free tool” sites are either ad‑riddled, break on large files, or gate basic features behind a signup. I spent way too long cycling through them before lan...
Overview MetaTrader 5 MT5 introduced a cleaner API than MT4, but the integration architecture for CRM sync has its own considerations. Below is a practical gui...
Step 1: Launch an EC2 Instance - Name: my-web-server Step 2: Choose a Key Pair Step 3: Configure Network Settings Step 4: Launch the Instance Step 5: Connect t...
SQL Queries for the film Table Movies where special_features is NULL sql SELECT FROM film WHERE special_features IS NULL; Movies where rental duration > 7 days...
The Problem Ever copy‑pasted something into ChatGPT and immediately thought “wait, should I have done that?” If you’re building an AI app that handles user dat...
PocketBase is a single binary that gives you a full backend: REST API, realtime subscriptions, auth, file storage, and an admin dashboard. Instant REST API Crea...
Overview Cookie Guard 🛡️ is a lightweight, dependency‑free GDPR/CCPA consent manager. It provides a simple, customizable solution for handling cookie consent...
'HackerRank SQL Practice Question 1 Task: Query all columns for a city in CITY with the ID 1661. Solution: sql SELECT FROM CITY WHERE ID = 1661;
Introduction For years, my API testing routine revolved around a familiar setup: open Postman, fire requests, tweak headers, repeat. It was efficient enough, o...
Why I Built It I wanted a single, reliably fast, no‑nonsense interface where I could search by name, category, or alias, click exactly once, and have the chara...
Introduction After years in the industry, I’ve learned to recognize the clear signals that a layoff is imminent—whether you’re an individual contributor or a m...
This is a submission for the Notion MCP Challengehttps://dev.to/challenges/notion-2026-03-04 What I Built Every AI developer using Claude Desktop, Cursor, VS Co...
