Hasty Treat - Old Browsers, Fallbacks and Polyfills - Part 3

Syntax - Tasty Web Development Treats

Wes Bos

Tech News, News, Technology

4.9 • 1.2K Ratings

🗓️ 29 October 2018

⏱️ 25 minutes

🔗️ Recording | iTunes | RSS

🧾️ Download transcript

Summary

In this Hasty Treat, Scott and Wes conclude a three-part series about old browsers, fallbacks and polyfills. In part three, they talk specifically about transpiling and polyfilling. VueSchool.io — Sponsor Check out VueSchool.io’s new subscription plans. Get access to their entire catalog with more than 160 lessons, including The Vue.js Masterclass, for one low monthly fee. New content and courses are added regularly. Visit VueSchool.io/syntax and get your first month for only $5. Show Notes 2:20 - Polyfills and Transpile 5:18 - Back in the day Border-radius htc hack PNG fix for transparent PNGs Flash for custom fonts Cufon and SIFR 10:48 - JavaScript Polyfills Features are polyfilled MDN Polyfill Core-js Polyfill.io HTML5 Cross Browser Polyfills 13:47 - JavaScript Transpile Syntax is transpiled babel-preset-env Babel has plugins and presets Meteor bundle to different browsers on demand There are polyfills for most things, but performance can be an issue Resize observer Intersection Observer Some things can’t be done with either New browser APIs Service workers, device access, inline video on old iOS, etc. Tweet us your tasty treats! Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets

Transcript

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0:00.0	Monday, Monday, Monday,
0:02.0	Open wide Dev fans.
0:04.0	Get ready to stuff your face
0:06.0	with JavaScript, CSS, node modules, barbecue tips,
0:09.0	get workflows,
0:10.0	break dancing, soft skills, web development,
0:12.0	the hastiest, the craziest, the craziest development the hastiest the craziest the tastiest web development treats coming in hot here is
0:18.1	Wes Barracuda bars and Scott El Toro Loco Tolinsky.
0:25.0	Welcome to Syntax in this Monday hasty treat.
0:30.0	We're going to be finishing out our old browser's fallbacks polyfills episode series by talking
0:36.3	about transpiling and polyfilling. My name is Scott Tolinsky and with me as always is West Boss.
0:44.0	What's up?
0:45.0	How's everybody doing?
0:46.0	Hopefully you're doing fine and enjoying this three-part or hasty treat.
0:50.0	I don't know, what do you call a hasty treat that's three parts?
0:53.8	Oh, yeah, like a three course, a three course meal.
0:57.0	Yeah, hopefully that's good.
0:58.6	Hopefully you're enjoying this three course meal.
1:00.7	Today we're going to be talking all about transpiling and polyfilling. This is mostly going to be focused on running modern JavaScript in the older browsers that don't support it.
1:10.0	Today's episode is sponsored by View School, and View School sponsored a whole bunch of episodes so far so obviously it turns out that a lot of you are buying the View School course.
1:20.0	They sponsored a couple of months ago and they had the view J.S. Masterclass which was a way to learn view J.S.
1:26.7	You can now get the entire view school course catalog for just 12 bucks a month. That's over 160 lessons in ViewJS as well as the entire
	...

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