Day 13 || Collection & MAP API | List, Set, Map Differences | Hindi Explanation ||

Day 13 || Collection & MAP API | List, Set, Map Differences | Hindi Explanation || #coding #java #ai


🔥 Java Map API Complete Tutorial in Hindi | HashMap vs LinkedHashMap vs TreeMap

इस video में हम सीखेंगे Java के तीनों important Map implementations के बारे में:
✅ HashMap - Fast but no order
✅ LinkedHashMap - Insertion order maintained
✅ TreeMap - Automatically sorted

📚 Topics Covered:
⏱️ 0:00 - Introduction
⏱️ 1:30 - What is Map Interface?
⏱️ 3:00 - HashMap Explained with Example
⏱️ 5:30 - LinkedHashMap Explained
⏱️ 7:45 - TreeMap Explained
⏱️ 10:00 - Internal Working (Hash Table, Linked List, Red-Black Tree)
⏱️ 13:30 - Real-World Use Cases
⏱️ 16:00 - Performance Comparison
⏱️ 18:00 - When to Use Which Map?
⏱️ 20:00 - Important Methods & Tips

💡 Key Points:
HashMap - O(1) time complexity, fastest operations
LinkedHashMap - Maintains insertion order + fast access
TreeMap - O(log n) complexity, automatically sorts keys
Null key handling in all three
Performance benchmarking with examples

🎯 Perfect for:
✓ Java Beginners
✓ College Students preparing for exams
✓ Interview Preparation
✓ Competitive Programming

📝 Code Examples:
All code examples shown in this video are available on GitHub:
[Your GitHub Link]

🔗 Related Videos:
📌 Java Collection Framework Complete Tutorial: [Link]
📌 ArrayList vs LinkedList: [Link]
📌 HashSet vs TreeSet: [Link]
📌 Java Streams API Tutorial: [Link]

📱 Connect With Me:
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LinkedIn: [Your Profile]
GitHub: [Your Profile]
Website: [Your Website]

🎓 Courses & Resources:
Free Java Notes: [Link]
Java Interview Questions: [Link]

💬 Questions? Comment below!
Main har comment ka reply karta hoon 😊

#JavaTutorial #HashMap #LinkedHashMap #TreeMap #JavaCollections #HindiProgramming #JavaInterviewQuestions #DSA #CodingInHindi #LearnJava #JavaForBeginners #MapInterface #JavaProgramming

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