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About Me Hi everyone! My name is Hamid, and this is my very first post on Dev.to 😊 Skills - React / Next.js - React Native / Expo / Reanimated - Node.js / Exp...

Most of us don't think much about PID 1 when building Docker images. We just slap a CMD on the Dockerfile, run the container, and move on—until one day: - docke...

In 2025, local SEO is no longer limited to adding city names and collecting reviews. Technology has changed the way businesses appear in local search results. T...

Creative fatigue is the silent killer of ROAS in 2025. While traditional brands spend weeks coordinating shoots for a single video ad, agile competitors are gen...

Scenario Imagine a medical AI system that diagnoses and recommends treatments for rare genetic disorders. The system’s performance is exceptional, with a high...

Artificial intelligence is rapidly evolving, and businesses are actively seeking powerful tools that can support automation, improve customer experiences, and e...

Introduction JavaScript executes code line by line synchronously by default, but it can perform asynchronous operations e.g., setTimeout, fetch, callbacks to a...

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Reinforcement Learning: The Pragmatic Pioneer Reinforcement Learning RL has achieved success in game playing, robotics, and sports. The core idea is to give an...

What is React? React is a JavaScript library for building user interfaces. It was developed by Facebook Meta and is now open‑source, widely used in web develop...

Introducción Todos hemos estado ahí: el cliente quiere la facilidad de edición de WordPress, pero como desarrollador buscas la experiencia de desarrollo DX y e...

🚨 WARNING TO DEVELOPERS: A new wave of “technical test scams” is targeting devs — and it's getting more sophisticated Over the past few months, several develop...

🚨 ALERTA IMPORTANTE PARA DEVS: golpe em “testes técnicos” está crescendo e cada vez mais sofisticado Nos últimos meses, vários desenvolvedores — inclusive eu —...

The “Knock on the Door” Problem We tend to think of decentralized storage like IPFS as permanent, but physically data always sits on someone's hard drive. Can...

A New Understanding of AI Agents I learned that an AI agent is not just a chatbot or script, but a system that can perceive, reason, and act toward a goal. The...

Introduction In Kubernetes, while Deployments and Services are the recommended approach for managing applications, there are legitimate scenarios where you mig...

Your code works for the sample inputs but fails on hidden test cases. Learn the systematic debugging process to identify edge cases, logical errors, and constra...

The Problem with Privileged Tools Network capture tools require elevated privileges. On Linux, CAP_NET_RAW allows creating raw sockets to capture packets. But...

Check out my full solution for day 6 on GitHub. Part one The first part gives us a few rows of numbers and a last line with operations that are either addition...

Introduction This guide outlines how to build a scalable notification service that supports email, SMS, push, and in‑app channels. It covers user preferences,...

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

Prerequisites - AWS account Free Tier works - Static website build React/Vite or plain HTML/CSS/JS - Basic familiarity with AWS Console Step 1: Build & Upload...

What is Docker? Docker is an open platform for developing, shipping, and running applications. It lets you separate your applications from your infrastructure,...

Starting from a clean slate feels strange, but necessary. After wiping everything and restarting the account, today became the first day of the new cycle. No le...

Overview The DP‑600 exam focuses on designing, building, governing, and optimizing analytics solutions in Microsoft Fabric. Key responsibilities include: - Mai...

Introduction This is a submission for the Google AI Agents Writing Challenge: Learning Reflections. Picture this: It’s 2 AM. Your team just pushed a critical b...

Comparing Reactive and Asynchronous Streams: Equivalent Transformations Asynchronous Programming: The Basics Asynchronous programming allows a program to start...

Comparando Fluxo Reativo e Assíncrono: Transformações Equivalentes Programação Assíncrona: O Básico A programação assíncrona permite que um programa inicie uma...

Architectural Gap Engineers often assume banks can plug into blockchains the same way they integrate with internal services. In practice, the two environments...

Introduction Every sprint planning session, the same questions arise: - “When will we ship?” - “What fits in this sprint?” - “Does this prioritisation actually...

Tipos de datos primitivos Cada lenguaje de programación declara sus propias unidades de datos para representar valores de distintos tamaños. Estas unidades son...

The OnePlus 15R has officially been introduced as the latest refresh in the company’s “R” lineup, bringing meaningful upgrades in performance, display quality,...

Web 3.5: Is the Internet Really Transforming? Are you ready for a big leap in the world of the internet? Web 3.5, as the next generation of the internet, makes...

🌟 Introduction Welcome back, Devs! A few weeks ago, I shared 5 Best Security Practices for Terraformhttps://blog.praveshsudha.com/terraform-meets-devsecops-5-...

Problem You are given an integer array nums and an integer k. Partition nums into one or more non‑empty contiguous segments such that in each segment the diffe...

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Overview AWS re:Invent 2025 – Empowering communities – create fun events on AWS services DEV344 In this session, Pri Santos and Dan Rezende from AWS User Group...

Overview AWS re:Invent 2025 – AI, Cloud & Public Sector Transformation: PwC & AWS Driving Change Now AIM115 In this session Catherine PwC UK, Andy PwC UK – Loc...

AI Energy Demands AI infrastructure is driving unprecedented energy consumption, with projections indicating that leading corporations could double their usage...

Setting Up Docker Desktop The easiest way to start is by installing Docker Desktop. This package includes the Docker Engine, Docker CLI Command Line Interface,...

AI network traffic can feel like a black box. You open an AI provider console or an Agent, ask a question or perform a task, and then what happens? Where does t...

Overview AWS re:Invent 2025 – Session AIM332 explored how Adobe and Salesforce leverage the AWS Customer Carbon Footprint Tool CCFT to drive their sustainabili...

Se você trabalha com React há algum tempo, provavelmente já se deparou com o dilema do 'Componente Monolítico'. Aquele componente que começa inofensivo, mas à m...

As developers, we all know how easily a Mac can get cluttered with caches, logs, leftover builds, temporary files, and creative assets from tools like Xcode, Fi...

Introduction Google just dropped Antigravity on Nov 18 2025, a new AI‑agent‑first IDE that works like a senior engineer co‑pilot. I'm Samuel Adekunle, a Senior...

2025 is shaping up to be the year of Gemini 3. Google’s newest flagship model hasn’t just caught up with OpenAI — many developers argue it has leapfrogged GPT‑4...

Tenbyte is emerging as one of the most trusted cloud technology brands, offering powerful solutions designed to meet the modern demands of performance, resilien...

The Vibe Check: Inside Silicon Valley's High‑Stakes War Over the Soul of Software Y Combinator CEO Garry Tan recently warned that established SaaS companies—in...