DevCo

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Tutorials, deep dives, and notes on modern web development.

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Next.js Caching: fetch, revalidate, and tags explained

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How the App Router cache works — and how to choose the right strategy for blog posts, APIs, and dashboards

Jun 8, 20263 min read
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Coding

TypeScript Utility Types You Will Actually Use

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Pick, Omit, Partial, Record, and more — with real examples from everyday React and API code

Jun 7, 20263 min read
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Coding

Tailwind CSS v4: Getting Started with the New Engine

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A practical walkthrough of Tailwind v4 — CSS-first config, @theme, and what changed from v3

Jun 6, 20263 min read
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Project

Welcome to DevCo — Why I Started This Blog

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The story behind DevCo, what to expect, and why a frontend developer in Mozambique decided to write in English for a global audience.

Jun 5, 20262 min read
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Coding

How to Build a REST API with Next.js 14

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Complete guide to building modern APIs with Route Handlers in the App Router

Jun 4, 20263 min read
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Coding

React Server Components: A Practical Guide

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Understand how Server Components work and when to use them in your React project

May 28, 20262 min read