Learn CSS
This is a great (free!) course on learning CSS from the basics up. Nicely-pitched explanations with plenty of examples.
Link tags: resource
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Library: Accessibility resources, guides, communities, and more
A very comprehensive directory of accessibility resources.
A Complete Guide To Accessible Front-End Components — Smashing Magazine
Vitaly has rounded up a whole load of accessibility posts. I think I’ve linked to most of them at some point, but it’s great to have them all gathered together in one place.
Responsible Web Applications
An excellent collection of advice and examples for making websites responsive and accessibile (responsive + accessible = responsible).
Operator Lookup - Search JavaScript operators · Josh W Comeau
Operators in JavaScript—handy! I didn’t know about most of these.
AddyOsmani.com - Preload late-discovered Hero images faster
Did you know there’s an imagesrcset attribute you can put on link rel="preload" as="image" (along with an imagesizes attribute)?
I didn’t. (Until Amber pointed this out.)
Service Workers | Go Make Things
Chris Ferdinandi blogs every day about the power of vanilla JavaScript. For over a week now, his daily posts have been about service workers. The cumulative result is this excellent collection of resources.
Grid Cheatsheet
A useful resource for CSS grid. It’s basically the spec annoted with interactive examples.
Lightning-Fast Web Performance: an online lecture series from Scott Jehl
Scott is brilliant, therefore by the transitive property, his course on web performance must also be brilliant.
Front-end Bookmarks
A collection of articles and talks about HTML, CSS, and JS, grouped by elements, attributes, properties, selectors, methods, and expressions.
A Variable Fonts Primer
Everything you ever wanted to know about variable fonts, gathered together into one excellent website.
iHateRegex - regex cheatsheet for haters
Piece together your own regular expression or choose from a pre-made selection.
(Like the creator if this site, I’m not a fan of regular expressions …or they’re not a fan of me. The logic just doesn’t stick in my brain.)
Design Questions Library | d.school public library
This site is not meant to be exhaustive, but rather a useful guide—our FAQ for design understanding. We hope it will inspire discussion, some questioning, a little soul searching, and ideally, a bit of intellectual support for your everyday endeavors.
The Design Questions Library goes nicely with the Library of Ambiguity.
ffconf - Web development & JavaScript conference in Brighton, UK
All of the talks from ten years of FF Conf …including this pretentious one from five years ago.
Preload, prefetch and other link tags: what they do and when to use them · PerfPerfPerf
Following on from Harry’s slides, here’s another round-up of thoserel attribute values that begin with pre.
More Than You Ever Wanted to Know About Resource Hints - Speaker Deck
Slides from Harry’s deep dive into rel values: preconnect, prefetch, and preload.
Front-end Developer Handbook 2019 - Learn the entire JavaScript, CSS and HTML development practice!
The 2019 edition of Cody Lindley’s book is a good jumping-off point with lots of links to handy resources.
Limiting JavaScript? - TimKadlec.com
Following on from that proposal for a browser feature that I linked to yesterday, Tim thinks through all the permutations and possibilities of user agents allowing users to throttle resources:
If a limit does get enforced (it’s important to remember this is still a big if right now), as long as it’s handled with care I can see it being an excellent thing for the web that prioritizes users, while still giving developers the ability to take control of the situation themselves.
Learn Vanilla JS
Chris Ferdinandi is a machine!
A vanilla JS roadmap, along with learning resources and project ideas to help you get started.