Ada.is

The blog of Ada Rose Cannon

I work on Safari at Apple and participate in web standards for spatial and immersive technologies at the W3C. I build demos, give talks, and write about the web platform.

Demos & Experiments

A collection of web projects and prototypes.

Conference Talks

Talks I've given on WebXR, web standards, and the web platform.

About Me

More about who I am and what I have worked on.

Writing

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JavaScript scope and closures

JavaScript is almost famous for some of it’s weird behaviours around variables. This goal of this article is to make it so that you will never be surprised by the value of `this` or why a variable seems to not change when you set it somewhere else.

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