Javascript - understanding the weird parts
Javascript - understanding the weird parts
What you'll learn
- Grasp how Javascript works and it's fundamental concepts
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Write solid, good Javascript code
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Understand advanced concepts such as closures, prototypal inheritance, IIFEs, and much more.
- Drastically improve your ability to debug problems in Javascript.
- Avoid common pitfalls and mistakes other Javascript coders make
- Understand the source code of popular Javascript frameworks
- Build your own Javascript framework or library
Course content
Expand all
–Getting Started
Introduction and The Goal of This Course
Big Words and Javascript
Watching this Course in High Definition
Understanding, Frameworks, and The Weird Parts
–Execution Contexts and Lexical Environments
Conceptual Aside: Syntax Parsers, Execution Contexts, and Lexical Environments
Conceptual Aside: Name/Value Pairs and Objects
Downloading Source Code for This Course
The Global Environment and The Global Object
The Execution Context - Creation and Hoisting
Conceptual Aside: Javascript and 'undefined'
The Execution Context - Code Execution
Conceptual Aside: Single Threaded, Synchronous Execution
Function Invocation and the Execution Stack
Functions, Context, and Variable Environments
The Scope Chain
Scope, ES6, and let
What About Asynchronous Callbacks?
–Types and Operators
Conceptual Aside: Types and Javascript
Primitive Types
Conceptual Aside: Operators
Operator Precedence and Associativity
Operator Precedence and Associativity Table
Conceptual Aside: Coercion
Comparison Operators
Equality Comparisons Table
Existence and Booleans
Default Values
Framework Aside: Default Values
–Objects and Functions
Objects and the Dot
Objects and Object Literals
Framework Aside: Faking Namespaces
JSON and Object Literals
Functions are Objects
Function Statements and Function Expressions
Conceptual Aside: By Value vs By Reference
Objects, Functions, and 'this'
Conceptual Aside: Arrays - Collections of Anything
'arguments' and spread
Framework Aside: Function Overloading
Conceptual Aside: Syntax Parsers
Dangerous Aside: Automatic Semicolon Insertion
Framework Aside: Whitespace
Immediately Invoked Functions Expressions (IIFEs)
Framework Aside: IIFEs and Safe Code
Understanding Closures
Understanding Closures - Part 2
Framework Aside: Function Factories
Closures and Callbacks
call(), apply(), and bind()
Functional Programming
Functional Programming - Part 2
–Object-Oriented Javascript and Prototypal Inheritance
Conceptual Aside: Classical vs Prototypal Inheritance
Understanding the Prototype
Everything is an Object (or a primitive)
Reflection and Extend
–Building Objects
Function Constructors, 'new', and the History of Javascript
Function Constructors and '.prototype'
Dangerous Aside: 'new' and functions
Conceptual Aside: Built-In Function Constructors
Dangerous Aside: Built-In Function Constructors
Dangerous Aside: Arrays and for..in
Object.create and Pure Prototypal Inheritance
ES6 and Classes
–Odds and Ends
Initialization
'typeof' , 'instanceof', and Figuring Out What Something Is
Strict Mode
Strict Mode Reference
–Examining Famous Frameworks and Libraries
Learning From Other's Good Code
Deep Dive into Source Code: jQuery - Part 1
Deep Dive into Source Code: jQuery - Part 2
Deep Dive into Source Code: jQuery - Part 3
–Let's Build a Framework / Library!
Requirements
Structuring Safe Code
Our Object and Its Prototype
Properties and Chainable Methods
Adding jQuery Support
Good Commenting
Let's Use Our Framework
A Side Note
–BONUS Lectures
TypeScript, ES6, and Transpiled Languages
Transpiled Languages References
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