The Fundamentals — JS
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.
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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
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
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