React

6 posts
Caching routes, components and functions with "use cache" in Next.js 15 (canary)

Caching routes, components and functions with "use cache" in Next.js 15 (canary)

"use cache" is an experimental Next.js 15 Canary feature and may change. In this tutorial, we explore "use cache" for caching, covering fetching and inserting comments with Drizzle to reduce database calls and improve performance while maintaining control.

Instant feedback using the useOptimistic hook in React

Instant feedback using the useOptimistic hook in React

Implement optimistic updates in React with the useOptimistic hook for instant UI feedback. This technique enhances user experience by updating the interface immediately while the server processes actions in the background, creating a faster and more responsive app.

Crossing boundaries: Handling data mutations in client components

Crossing boundaries: Handling data mutations in client components

Discover how to efficiently mutate data in client components using server actions in Next.js. Learn to handle form submissions with React’s evolving hooks like useActionState, eliminate the need for API endpoints, and streamline client-server interactions for faster, more responsive applications.

Crossing boundaries: Passing server data to client components in React

Crossing boundaries: Passing server data to client components in React

Learn how to optimize performance by fetching data server-side without blocking the page render. This guide explores passing promises to React client components and resolving them asynchronously using Suspense, ensuring a smoother, faster user experience.

“Fake” e2e tests with react-testing-library

“Fake” e2e tests with react-testing-library

How to run fake e2e tests using react-testing-librabry? Here's a quick tutorial on how to speed up your feedback loop when working in front end applications.

Creating a declarative oscillator component with React hooks.

Creating a declarative oscillator component with React hooks.

Most developers are familiar with the concept of imperative and declarative programming.  Imperative programming is when you provide the program with the exact steps to achieve the output with an emphasis on how.  Declarative programming is a coding style where you focus on what the piece should achieve with less...

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