Search Results for "observer"

A minimal library which polyfills the ResizeObserver API and is entirely based on the latest Specification. It immediately detects when an element resizes and provides accurate sizing information back to the handler. Check out the Example Playground for more information on usage and performance. The latest Resize Observer specification is not yet finalised and is subject to change. Any drastic changes to the specification will bump the major version of this library, as there will likely...

Happy DOM is a JavaScript implementation of a web browser without its graphical user interface. It includes many web standards from WHATWG DOM and HTML. The goal of Happy DOM is to emulate enough of a web browser to be useful for testing, scraping web sites, and server-side rendering. Happy DOM focuses heavily on performance and can be used as an alternative to JSDOM. Happy DOM now supports Declarative Shadow DOM which can be used for server-side rendering of web components. This package...

...-configuration. If you know how to work with promises or async/await, then you already know how to use TanStack Query. There's no global state to manage, reducers, normalization systems or heavy configurations to understand. Simply pass a function that resolves your data (or throws an error) and the rest is history. TanStack Query is configurable down to each observer instance of a query with knobs and options to fit every use-case. It comes wired up with dedicated devtools, infinite-loading APIs, etc.