50 JavaScript Concepts Every Developer Should Know

What you'll find in this book:

1. Call Stack
2. Primitive Types
3. Value Types and Reference Types
4. Implicit, Explicit, Nominal, Structural, and Duck Typing
5. == vs === vs typeof
6. Function Scope, Block Scope, and Lexical Scope
7. Expression vs Statement
8. IIFE, Modules, and Namespaces
9. Message Queue and Event Loop
10. setTimeout, setInterval, and requestAnimationFrame
11. JavaScript Engines
12. Bitwise Operators, Typed Arrays, and Array Buffers
13. DOM and Document Trees
14. Factories and Classes
15. this, call, apply, and bind
16. new, Constructor, instanceof, and Instances
17. Prototypal Inheritance and Prototype Chain
18. Object.create and Object.assign
19. map, reduce, and filter
20. Pure Functions, Side Effects, State Mutation, and Event Propagation
21. Closures
22. High Order Functions
23. Recursion
24. Collections and Generators
25. Promises
26. async/await
27. Data Structures
28. Costly Operations and Big O Notation
29. Algorithms
30. Inheritance, Polymorphism, and Code Reusability
31. Design Patterns
32. Partial Application, Currying, Composition, and Pipe
33. Clean Code
34. Error Handling (try...catch)
35. ES6 Modules
36. Ternary Operator
37. Spread and Rest Operators
38. Destructuring
39. Template Literals
40. Arrow Functions
41. Array Methods (forEach, some, every, find, findIndex, etc.)
42. String Methods (split, trim, replace, etc.)
43. Object Methods (keys, values, entries, etc.)
44. Math Methods (floor, ceil, random, etc.)
45. JSON and Object Serialization/Deserialization
46. Fetch API and AJAX
47. LocalStorage and SessionStorage
48. WebSockets and Socket.IO
49. Canvas and WebGL
50. Testing with Jest or Mocha

FAQs:

• Who is this guide designed for? This guide is designed for both those who are just beginning to explore the world of JavaScript and experienced programmers looking to reinforce and expand their knowledge. Concepts are presented gradually and accompanied by clear examples to accommodate different levels of experience.
• Do I need prior programming experience? Prior programming experience is not necessary, but it is recommended to have at least a basic knowledge of programming fundamentals. The concepts are explained in an accessible manner, making this guide helpful for beginners.
• Are the examples in the guide practical and applicable? Absolutely! Each concept is illustrated with practical examples that demonstrate how to apply them in real situations. These examples will help you understand how concepts work in practice and how they can be useful in your own projects.