Deep
Dive into JavaScript Internals
Module 1:
JavaScript Engine and Execution
- How JavaScript works: compilation
vs interpretation
- Execution context and call stack
- Hoisting, scope, and closures in
depth
Module 2:
Objects and Prototypes
- Understanding the prototype chain
- Object.create and Object.assign
- Inheritance in JavaScript (ES5 and
ES6 classes)
Module 3:
Advanced Functions
- Higher-order functions
- Call, apply, and bind methods
- Function currying and partial
application
Asynchronous Programming and ES6+
Module 4:
Asynchronous JavaScript
- Event loop and concurrency model
- Callbacks vs Promises vs
async/await
- Error handling in asynchronous code
Module 5:
Advanced ES6+ Features
- Destructuring, rest/spread
operators
- Default and dynamic imports with
modules
- Generators and Iterators
- Symbols and their use cases
Module 6:
Functional Programming in JavaScript
- Pure functions and immutability
- Map, filter, reduce, and chaining
- Composition and pipelines
Patterns, Best Practices, and Optimization
Module 7:
Design Patterns in JavaScript
- Singleton, Factory, and Module
patterns
- Observer and Pub/Sub patterns
- Revealing Module pattern
Module 8:
Error Handling and Performance Optimization
- Error types and debugging
strategies
- Memory leaks and garbage collection
- Performance tips (debouncing,
throttling, lazy loading)
Module 9:
Modern JavaScript Practices
- Writing clean and maintainable
JavaScript
- Using ESLint and Prettier for code
quality
- Testing JavaScript with Jest or
Mocha
Module 10:
Wrap-up and Roadmap
- Recap of advanced concepts and
patterns
- Emerging features in JavaScript
- Best resources to keep learning
- Final Q&A and assessment
discussion
Hands-on Exercises
Summary and Conclusion