UI Dev Newsletter Issue #77

One last time: custom styling radio buttons and checkboxes

Scott O’Hara explains what is necessary to restyle radios and checkboxes directly.

Defining Basic JavaScript Terms: map, filter, and reduce

Jim Nielsen explains why APIs methods map, filter, and reduce are named the way they are in JavaScript language.

Bringing instant page-loads to the browser through speculative prerendering

Leena Sohoni and Addy Osmani write about speculative prerendering in the browser and how to participate in the Chrome origin trial.

Explore JavaScript Dependencies With Lighthouse Treemap

Sia Karamalegos explains how to inspect all JavaScript downloaded and used/unused for a site in a handy data visualization with Lighthouse Treemap.

10 GitHub Repository every Web Developer should Know

Muthu Annamalai Venkatachalam puts together a list of ten GitHub repositories to help you grow as a developer.

So many little design helper sites!

Chris Coyier shares a few sites with handy little tools like wave generators and more.

Boring SEO

An SEO guide for non-lazy people.

ct.css

Harry Roberts shares a diagnostic CSS snippet that exposes potential performance issues in your page’s head tags.