Javascript - understanding the weird parts

Javascript - understanding the weird parts

Javascript - understanding the weird parts
Javascript - understanding the weird parts

What you'll learn

  • Grasp how Javascript works and it's fundamental concepts
  • Write solid, good Javascript code

  • 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

Object.create and Pure Prototypal Inheritance

ES6 and Classes

–Odds and Ends


'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!


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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