The Fundamentals — JS

Syntax - Tasty Web Development Treats

Wes Bos

Tech News, Technology, News

4.9 • 1.2K Ratings

🗓️ 17 July 2019

⏱️ 44 minutes

🔗️ Recording | iTunes | RSS

🧾️ Download transcript

Summary

In this episode of Syntax, Scott and Wes talk about the fundamentals of JavaScript - the set of core skills you should know before branching off into other frameworks, libraries, etc. LogRocket - Sponsor LogRocket lets you replay what users do on your site, helping you reproduce bugs and fix issues faster. It’s an exception tracker, a session re-player and a performance monitor. Get 14 days free at LogRocket. FreshBooks - Sponsor Get a 30 day free trial of FreshBooks at FreshBooks and put SYNTAX in the “How did you hear about us?” section. Show Notes 3:07 - Variables + Scoping var/let/const Block scope Function scope Scope lookup 6:06 - Types Objects Reference vs. copy 7:15 - Functions Types of functions Anonymous vs. named Expressions Arrow functions Methods 9:33 - DOM Selecting Updating Creating 15:07 - Prototypes + this this Objects 20:16 - Events Listening, callbacks dispatchEvent Bubbling 22:05 - Arrays Push, pop, manipulate Spread, rest Map, filter, reduce Arrays vs. objects Mutation vs. immutable 26:25 - Flow control Looping If Promises + Async + Await 29:47 - Security and accessibility XSS and innerHTML 32:04 - Things you should know, but not necessarily master Modules Closures Ajax requests 35:26 - Clean code Clean Code Javascript Links Syntax 043: 20 Javascript Array and Object Methods to make you a better developer Syntax 141: Hasty Treat - Async + Await Error Handling Strategies Syntax 072: Accessibility ××× SIIIIICK ××× PIIIICKS ××× Scott: BaseCS Wes: Owlet Baby Monitor Shameless Plugs Scott’s new E-Commerce and Gatsby Course Wes’ Courses - Use the coupon code ‘Syntax’ for $10 off! 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	You're listening to Syntax, the podcast with the tastiest web development treats out there.
0:06.0	Strap yourself in and get ready.
0:08.0	Here is Scott Telinsky and West Boss.
0:10.4	Welcome to Syntax. This is the podcast with the tastiest web development treats out there.
0:15.8	My name is West Boss. I'm a full stack developer from Hamilton, which is a city in Canada, and with me as always is Scott Tolinsky from Russia.
0:28.6	I'm 0% for Russia I'm. I am not Russian and I live in Denver, Colorado. So no, you were wrong. I'm all
0:37.1	of friends. Close enough. Close enough. Basically, I can see Russia from my backyard, I guess.
0:44.0	Halen was the joke. Today we are talking about the fundamentals of JavaScript,
0:48.0	so we're going to like sort of go through.
0:49.0	Like we did an episode a couple weeks ago on like what are the fundamentals of
0:54.0	HTML and CSS and now we're gonna do an episode on the fundamentals of
0:58.6	JavaScript. So if you are new to JavaScript and a job posting says you should know the fundamentals of
1:05.1	JavaScript.
1:06.1	I think what we're going to go across today, we think that this is the fundamentals.
1:10.0	At a certain point, like, Java just never, JavaScript never stops going. You can like go into like wormhole after
1:16.7	wormhole and just like find yourself in like random areas. But I think what we're going
1:21.5	over today which is going to be sort of a base that everybody should know about JavaScript,
1:27.0	ideally before you sort of branch off and go into frameworks or canvas or audio or video or whatever direction you're going to be taking,
1:35.2	these are a set of core skills that you need.
1:38.0	Today's sponsors, Log Rocket and Fresh Books, we'll talk about them part way through the episode. But how you doing today Scott?
1:45.0	Doing good. Yeah, you know, I didn't live in that sleep deprived to dad life, but uh, oh yeah. I'm good as far as everything goes. You know, we got the level up redesigned launched a couple weeks ago.
1:56.8	I finished my most recent course recording that by the time you're listening to is already going to be available.
	...

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