IT & Software IT Certifications Java

String, StringBuffer & StringBuilder for JAVA Interviews

To clear Java interviews with confidence
Rating: 4.8 out of 5 (846 ratings)
27,321 students
Created by DURGASOFT DURGA
English
Student can get much perfection on Java String , StringBuffer and StringBuilder concepts

Requirements

  • It's desirable to have some minimum basic knowledge of Java

Description

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

Who this course is for:

  • Anyone looking to clear Java Certification
  • Anyone looking to clear Java Interviews
  • Anyone to get perfection on day to day coding requirements on String,StringBuffer and StringBuider Concepts

Course content

3 sections • 24 lectures • 5h 11m total length

  • Difference between String and StringBuffer: Mutability Vs Immutability
    16:10
  • Difference between String and StringBuffer: == Operator Vs equals() method
    14:10
  • String Objects Creation : Heap and String Constant Pool(SCP) Part-1
    18:14
  • String Objects Creation : Heap and String Constant Pool(SCP) Part-2
    06:26
  • String Objects Creation : Heap and String Constant Pool(SCP) Part-3
    17:28
  • Importance of String Constant Pool(SCP)
    14:33
  • Important FAQs on String and StringBuffer
    10:34
  • Important Constructors of String class
    11:29
  • Important Methods of String class:charAt(),concat(),equals(),equalsIgnoreCase()
    15:47
  • Important Methods of String class:isEmpty(),length(),replace(),substring()
    17:51
  • Important Methods of String class:indexOf(),lastIndexOf(),toLowerCase(),toUpperC
    08:09
  • Important Methods of String class: trim() method and its use case
    23:22
  • Important Conclusions about String Immutability
    15:02
  • Creation of Our Own Immutable Class
    11:42
  • final vs immutability
    09:13

Featured review

Harshana Madusanka Jayamaha
Harshana Madusanka Jayamaha
180 courses
21 reviews
Rating: 5.0 out of 5a year ago
This is one of the great course for learning String, StringBuffer and StringBuilder classes. I strongly recommend to take this course to learn String related interview question. You may take small time to familiar with his accent.

Instructor

DURGASOFT DURGA
Trainer at DURGASOFT
DURGASOFT DURGA
  • 4.7 Instructor Rating
  • 14,095 Reviews
  • 123,323 Students
  • 8 Courses

Myself DURGA working as a trainer in DURGASOFT, involved in technical training for the last 16 years and trained lakhs of students. Worked as  a Software Engineer at IBM around 5 years. Involved in Java Training,Python Training,Java 8 new features,java 9 new features , Java Certification Training. Owner of youtube channel : durgasoftware. Very passionate about learning new technologies.