Retool is the fast way to build internal tools

Retool is the fast way to build internal tools. Visually design apps that interface with any database or API. Switch to code nearly anywhere to customize how your apps look and work. With Retool, you ship more apps and move your business forward—all in less time.

Most popular React tech stack in 2022 based on data

If you want to start a career as a React developer you're faced with a difficult decision: What libraries and tools should you use for your next project? The React ecosystem is huge. There's always a new hype and way too many contradicting opinions. How confusing...

Tips for writing better React code in 2022

First and foremost, you'll get to know the three major challenges every React developer has to face. This is important because when you are aware of potential challenges, you'll understand the reasons behind these best practices in a deeper way. Having this mindset from the beginning also helps you when designing your components or organizing your project.

React router 6: Private routes

Private Routes in React Router (also called Protected Routes) require a user being authorized to visit a route (read: page). So if a user is not authorized for a specific page, they cannot access it. The most common example is authentication in a React application where a user can only access the protected pages when they are authorized (which means in this case being authenticated). Authorization goes beyond authentication though. For example, a user can also have roles and permissions which give a user access to specific areas of the application.

Inside the JavaScript engine

A couple of days ago we started a series aimed at digging deeper into JavaScript and how it actually works: we thought that by knowing the building blocks of JavaScript and how they come to play together you’ll be able to write better code and apps.

How to write performant React apps with Context

It’s impossible to have a conversation on how to write performant React code without having an article or two on Context. And it’s such a controversial topic! There are so many prejudices and rumours surrounding it. Context is evil! React re-renders everything for no reason when you use Context! Sometimes I have a feeling that developers treat Context like it’s a magic gremlin, that randomly and spontaneously re-renders the entire app for its own amusement.