JavaScript Learning Path for Blockchain Development

1. JavaScript Fundamentals

  1. Introduction to JavaScript
    • Understanding JavaScript’s role in web development
    • Setting up development environment
    • Basic syntax and code structure
  2. JavaScript Variables Guide
    • Variable declaration (var, let, const)
    • Data types
    • Scope and hoisting
  3. JavaScript Functions and Operators
    • Function declarations and expressions
    • Arrow functions
    • Basic operators and precedence
  4. JavaScript Fundamentals for Blockchain
    • JavaScript in blockchain context
    • Working with numbers and BigInt
    • Cryptographic operations basics

2. Control Flow and Error Handling

  1. Conditional Statements
    • if…else statements
    • switch statements
    • Ternary operators
  2. Loops and Iterations
    • for loops
    • while loops
    • do…while loops
    • forEach and for…of
  3. Exception Handling
    • try…catch blocks
    • throw statements
    • Error objects
    • Custom errors

3. Data Structures

  1. Arrays and Array Methods
    • Array creation and manipulation
    • Array methods (map, filter, reduce)
    • Sorting and searching
  2. Objects and Properties
    • Object literals
    • Constructors
    • Prototypes
    • Property descriptors
  3. Maps and Sets
    • Map objects
    • WeakMap
    • Set objects
    • WeakSet

4. Advanced Functions

  1. Closures
    • Lexical scope
    • Private variables
    • Factory functions
  2. Higher-Order Functions
    • Callbacks
    • Function composition
    • Partial application
  3. Generators and Iterators
    • Generator functions
    • Iterator protocol
    • Async iterators

5. Asynchronous Programming

  1. Promises
    • Promise creation
    • Chaining
    • Error handling
    • Promise methods
  2. Async/Await
    • Async functions
    • Error handling
    • Parallel execution
    • Best practices
  3. Event Loop
    • Call stack
    • Task queue
    • Microtasks
    • Event handling

6. Modern JavaScript Features

  1. ES6+ Features
    • Destructuring
    • Spread/rest operators
    • Template literals
    • Optional chaining
  2. Modules
    • import/export syntax
    • Module patterns
    • Dynamic imports
  3. Classes
    • Class syntax
    • Inheritance
    • Static methods
    • Private fields

7. Web APIs

  1. DOM Manipulation
    • Selecting elements
    • Modifying content
    • Event handling
    • DOM traversal
  2. Fetch API
    • Making requests
    • Handling responses
    • Headers and options
    • Error handling
  3. Web Storage
    • localStorage
    • sessionStorage
    • IndexedDB basics

8. Testing and Debugging

  1. Debugging Techniques
    • Console methods
    • Debugger statement
    • Browser DevTools
    • Common patterns
  2. Unit Testing
    • Test frameworks
    • Writing tests
    • Mocking
    • Test coverage

9. Performance and Optimization

  1. Memory Management
    • Garbage collection
    • Memory leaks
    • Performance profiling
  2. Code Optimization
    • Best practices
    • Performance patterns
    • Common bottlenecks

10. Blockchain-Specific JavaScript

  1. Web3.js Basics
    • Provider setup
    • Contract interaction
    • Transaction handling
  2. Cryptography with JavaScript
    • Hash functions
    • Digital signatures
    • Encryption/decryption
  3. BigNumber Handling
    • BigInt operations
    • Decimal precision
    • Mathematical operations
  4. Advanced Web3 Integration
    • Event handling
    • Gas estimation
    • Error handling

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