Dev.to

Overview Developer Experience DevEx or DX is no longer a soft concept; it is an engineering discipline. AI‑assisted development, distributed teams, platform en...

When helpfulness becomes a problem Imagine having your prime directive, your entire purpose of being, your mission and lifelong goal to be as helpful as possib...

!pichttps://media2.dev.to/dynamic/image/width=256,height=,fit=scale-down,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farti...

Discussion I’m curious how others are experiencing the entry‑level dev market right now. I’ve put real effort into learning and building a couple of production...

Overview This is a follow‑up to the previous article on implementing Zapier OAuth in Spring Boot. After fixing the code issues, the OAuth flow still fails when...

markdown !wellallyTechhttps://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...

I built a blackjack simulator. That sentence undersells it. What I actually built is a 28,000‑line Python framework for simulating card games with an event‑driv...

Introduction At the start of my career as a security engineer, I built an allow‑list management system for our web gateway within the security operations cente...

Architecture Overview The suite is designed to run entirely within a non‑root Android userland environment, deliberately exploiting permitted operations rather...

How to handle streams of data with for await...of. Timothy was rubbing his temples. On his screen was a function that looked like it had been fighting a losing...

Introduction Until yesterday, my scripts were observers. Today my computer started watching back—monitoring itself instead of scanning a target. That’s actuall...

!Cover image for ⌚ Beginner-Friendly Guide 'Binary Watch' - Problem 401 C++, Python, JavaScripthttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cov...

markdown !Cover image for GenosDB's New Async Engine: Unlocking Unparalleled Performance and Simplicity in a Real‑Time Distributed Databasehttps://media2.dev.to...

markdown !Cover image for Static Immutability: How Modern P2P Networks Build Trust Without Servers or Blockchainhttps://media2.dev.to/dynamic/image/width=1000,h...

NotesDev – A Minimalist, Secure, Real‑Time Notes App Decentralized identity Mnemonic & WebAuthn Passkeys • P2P security middleware • Live full‑text search • Li...

Say goodbye to connection failures. GenosDB's latest update makes GenosRTC smarter than ever, navigating the Nostr network to ensure your dApps are faster and m...

Designing a Next‑Generation P2P Protocol Architecture for GenosDB !Cover image for Designing a Next‑Generation P2P Protocol Architecture for GenosDBhttps://med...

markdown !Cover image for GenosDB: Introducing Oplog-Driven Intelligent Delta Sync and Full-State Fallbackhttps://media2.dev.to/dynamic/image/width=1000,height=...

markdown !Cover image for Introducing Recursive Graph Traversal Queries in GenosDBhttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=au...

!Cover image for How GenosDB Solved the Distributed Trust Paradox: A Guide to P2P Securityhttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gr...

The Zero-Trust Paradigm — Implemented Correctly - Applied the Zero Trust principle by shifting reliance away from trusting peers to be honest. The system is bu...

'Data Engineering Zoomcamp dbt AnalyticsEngineering DataModeling

If you've ever screamed, “I updated the data in the database, but the user is still seeing the old version!” while frantically hard‑refreshing your browser, you...

'DataEngineeringZoomcamp dbt AnalyticsEngineering DataModeling

Part 1: Introduction to Analytics Engineering & dbt Fundamentals 🎯 What is Analytics Engineering? The Evolution of Data Roles Traditionally, there were two ma...

Every day, doctors around the world calculate drug doses, interpret lab values, and score clinical assessments. Most of these calculations happen on paper, in s...

One of the earliest “password breaches” stories in computing wasn’t caused by a genius attacker. It happened because the password file got exposed during normal...

“I Think My Water Broke!” “Said my wife the day before her due date.” Hastily, I threw all the pre‑packed bags, a pillow and blanket for myself, and the baby’s...

The Confusion When I deployed my React project to GitHub Pages, everything looked fine during development. After hosting it, I was greeted with a completely wh...

Part 1 — Owning the Stack Starts with the Domain This post ended up being a bit long, so I’m splitting it up into 3 parts Too much so‑called “customization” is...

Last week, my partner Izzy showed me three avatar options: a set of weathered industrial mechs, a chunky yellow robot with big round eyes, and a teal alien floa...

Random MAC Generator - Network Testing Tool Need MAC addresses for network testing, virtualization, or IoT development? Random MAC Generator creates valid MAC...

Overview Working with APIs, email attachments, or data URIs? Base64 Decode is a lightning‑fast tool for encoding and decoding Base64 data. All processing happe...

A massive new study titled SKILLSBENCH has just been released, and it’s a must‑read for anyone building or using AI agents. As large language models LLMs evolve...

The Problem I was six months into building a career‑intelligence project across ChatGPT and Claude when I noticed the rot. Terms I’d defined precisely were dri...

Running AI Models Locally with Ollama If you want to run your AI models locally without relying on a cloud API like the public ChatGPT website, Ollama gives yo...

Production is down You're staring at Cannot read property 'email' of undefined for the 47th time this quarter. The user object was supposed to have an email. T...

markdown !Ali Suleyman TOPUZhttps://media2.dev.to/dynamic/image/width=50,height=50,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws....

!Cover image for Production-ready SaaS Starter Kit: Spring Boot 3.4 & Angular 21 Full Setuphttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,g...

Cost Pattern Overview If you're using Claude Code, Cursor, or any LLM‑based coding agent, there's a cost pattern you should know about: sessions become quadrat...

JDB Debugger Skill for AI Agents Every Java developer has been there. Something breaks, and the first instinct is to litter the code with java System.out.print...

Introduction A recent LinkedIn post discussed using query parameters to request alternate representations of a resource. The idea is to project only the needed...

! https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%...

Problem Link https://leetcode.com/problems/add-two-numbers/https://leetcode.com/problems/add-two-numbers/ Detailed Step-by-Step Explanation https://leetcode.co...

How to Use Markdown Files to Orchestrate Multi‑File Changes in GitHub Copilot !Cover image for How to Use Markdown Files to Orchestrate Multi‑File Changes in G...

One App to Rule them all It's been almost two years since I moved everything into a single little application called Obsidian. The initial migration was just to...

The Idea Every time I start a new AI coding session, I re‑explain the same things: the project architecture, the coding standards, which patterns to follow, wh...

Problem Statement “Does this list have the same number appearing more than once?” Examples everyone understands: - 3, 7, 1, 9 → false - 3, 7, 3, 9 → true - 5 →...