Leonardo Maldonado

Leonardo is a full-stack developer, working with everything React-related, and loves to write about React and GraphQL to help developers. He also created the 33 JavaScript Concepts.

Web React
Lightweight State Machines in React

We’ll look at useStateMachine—a very lightweight but powerful state machine hook for React applications. Essentially combining useReducer and useEffect, it comes with many advanced features such as entry and exit callbacks, guarded transitions, extended state, etc.

by Leonardo Maldonado
May 24, 2022 Share
Web React
useLayoutEffect Is a Powerful Hook

Although useEffect is enough for most of our needs, we should know about the useLayoutEffect hook—running synchronously, it can be used for things such as animations, measurements, mutations, etc.

by Leonardo Maldonado
May 17, 2022 Share
Web React
Complex State Management in React

Complex state in React involves managing many different state changes in many different components. There’s a library for that! I’ll recommend two, plus tell you what won’t work.

by Leonardo Maldonado
May 12, 2022 Share
Web Productivity
Essential Git Commands

A list of the most essential Git commands that every developer should know.

by Leonardo Maldonado
April 05, 2022 Share
Web Design
CSS Grid and Flexbox—What Problems They Solve

Today we will cover the differences between CSS Grid and Flexbox and which use cases are best fit to each layout system.

by Leonardo Maldonado
March 03, 2022 Share