Skip to main content

JavaScript360

JavaScript Basics

30 Days of Javascript
JavaScript: The Weird Parts
JS Weird Parts (65)
Company Questions (58)

Data Structures

Striver’s SDE Sheet
Blind 75 Must Do Leetcode
LeetCode's Interview Crash Course

Fundamentals

JS Weird Parts (65)
Intro Notes
Section 2 - Execution Contexts and Lexical Environments
Lesson 7 :- Conceptual Aside - Name/Value pairs and Objects
Lesson 9- The Global Environment and The Global Object.
Lesson 10- The Execution Context (Creation and Hoisting)
Chapter 11- Conceptual Aside (Javascript and 'undefined')
Chapter 12- The Execution Context (Code Execution)
Chapter 13- Conceptual Aside (Single Threaded, Synchronous Execution)
Chapter 14- Function Invocation and the Execution Stack
Chapter 15- Functions, Context, and Variable Environments
Chapter 16- The Scope Chain
Chapter 17- Scope, ES6 and let
Chapter 18- What about Asynchronous Callbacks
Section 3 - Types and Operators
Chapter 19- Conceptual Aside (Types and Javascript)
Chapter 20- Primitive Types
Chapter 21- Conceptual Aside (Operators)
Chapter 22- Operators Precedence and Associativity
Chapter 24- Conceptual Aside (Coercion)
Chapter 25- Comparison Operators
Chapter 27- Existence and Booleans
Chapter 28- Default Values
Chapter 29- Framework Aside (Default Values)
Section 4 - Objects and Functions
Chapter 30- Objects and the Dot
Chapter 31- Objects and Object Literals
Chapter 32- Framework Aside (Faking Namespaces)
Chapter 33- JSON and Object Literals
Chapter 34- Functions are Objects
Chapter 35- Function Statements and Function Expressions
Chapter 36- Conceptual Aside (By Value vs By Reference)
Chapter 37- Objects, Functions and 'this'
Chapter 38- Conceptual Aside (Arrays - Collections of Anything)
Chapter 39- 'arguments' and spread
Chapter 40- Framework Aside (Function Overloading)
Chapter 41- Conceptual Aside (Syntax Parsers)
Chapter 42- Dangerous Aside (Automatic Semicolon Insertion)
Chapter 43- Framework Aside (Whitespace)
Chapter 44- Immediately Invoked Functions Expressions (IIFEs)
Chapter 45- Framework Aside (IIFEs and safe Code)
Chapter 46- Understanding Closures
Chapter 47- Understanding Closures (Part 2)
Chapter 48- Framework Aside (Function Factories)
Chapter 49- Closures and Callbacks
Chapter 50- call(), apply(), and bind() (Borrowing,Curring)
Chapter 51- Functional Programming
Chapter 52- Functional Programming (Part 2)
Section 5 - Object Oriented Javascript and Prototypal Inheritance
Chapter 53- Conceptual Aside (Classical vs Prototypal Inheritance)
Chapter 54- Understanding the Prototype
Chapter 55- Everything is an Object (or a primitive)
Chapter 56- Reflection and Extend
Section 6 - Building Objects
Chapter 57- Function Constructors, 'new', and the History of Javascript
Chapter 58- Function Constructors and '.prototype'
Chapter 59- Dangerous Aside ('new' and Functions)
Chapter 60- Conceptual Aside (Built-In Function Constructors)
Chapter 61- Dangerous Aside (Built-In Function Constructors)
Chapter 62- Dangerous Aside (Arrays and for ..in)
Chapter 63- Object.create and Pure Prototypal Inheritance
Chapter 64- ES6 and Classes
Section 7 - Odds and Ends
Chapter 65- Initialization
Chapter 66- 'tyepof', 'instaceof', and Figuring Out What Something Is
Chapter 67- Strict Mode

Section 4 - Objects and Functions

⏱ 0:01est. 2 min

Section 4 - Objects and Functions

Notes

(No notes captured under this heading.)

Chapter 29- Framework Aside (Default Values)

Chapter 30- Objects and the Dot

Notes

Docs

30 Days of Javascript
Understanding The Weird Parts of Javascript
Blind 75 Must Do Leetcode
LeetCode's Interview Crash Course
Striver’s SDE Sheet
System Design

More

Blog
GitHub

No Copyright © 2026 javascript360.org.
Built with ❤️ at Bengaluru, Karnataka.