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Udemy

String, StringBuffer & StringBuilder for JAVA Interviews

via Udemy

Overview

To clear Java interviews with confidence

What you'll learn:
  • Student can get much perfection on Java String , StringBuffer and StringBuilder concepts

The student can get complete knowledge on the following topics:

1. Difference between String and StringBuffer:

* Mutability Vs Immutability

* equals() method

2. String Objects Creation : Heap and String Constant Pool(SCP)

3. Importance of String Constant Pool(SCP)

4. Important FAQs on String and StringBuffer

5. Important Constructors of String class

6. Important Methods of String class:

charAt(), concat(), equals(), equalsIgnoreCase()

isEmpty(), length(), replace(), substring()

indexOf(), lastIndexOf(), toLowerCase(), toUpperCase()

trim()

7. Important Conclusions about String Immutability

8. Creation of Our Own Immutable Class

9. final vs immutability

10. Need of StringBuffer ?

11. StringBuffer class Constructors

12. Important Methods of StringBuffer class:

length(), capacity(), charAt(), setCharAt(), append()

insert(), delete(), deleteCharAt(),reverse()

setLength(), ensureCapacity(), trimToSize()

13. Need of StringBuilder

14. Differences between StringBuffer and StringBuffer

15. String vs StringBuffer and StringBuilder

16. Method Chaining

Taught by

DURGASOFT DURGA

Reviews

4.6 rating at Udemy based on 1118 ratings

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