JavaScript

JavaScript

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Last Update	09/13/2026
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Javascript Basic Intermediate Advanced

Section 18: Performance

7Lessons ·
- 137: Memory Leaks and How to Avoid Them
  
  Preview
Section 19: Node.js Fundamentals

8Lessons ·
- 149: Streams in Node.js
  
  Preview
Section 29: More DOM and Browser Practice

5Lessons ·
- 214: The Page Visibility API
  
  Preview