JavaScript Advanced Training in Dhaka, Bangladesh

This training dives deep into advanced JavaScript concepts, modern features, and best practices for building scalable and maintainable applications. It covers advanced language constructs, asynchronous programming, functional programming, design patterns in JavaScript, and modern ES6+ features with practical coding sessions.

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