Welcome to charisTheo.io

How to easily copy text and images to the clipboard using the asynchronous Clipboard API.

Minimising Layout / reflow and Layout thrashing events in the browser for smoother experiences on the web.

Lazy loading React components in both server and browser environments can prove challenging depending on the framework you are using.

Replace GIF image formats and use video instead to render animations on the web while using Sanity + Gatsby

Rendering an image placeholder in case the original image was not found in Progressive Web Apps.

How to configure environment variables inside of babel.config.js.

Faster searching in websites with custom Chrome Search engines

Run small snippets of JavaScript code quickly within Chrome DevTools

Become a Developer Wizard 🧙‍♂️ in no time with the use of snippets

Showcase of PWA recipes for some of the most common use cases of PWAs.

IreneBielsa.com is an e-commerce and portfolio website for a Spanish slow fashion brand.

A Wiki page for building and troubleshooting Progressive Web Apps.