Library Classes in Java | Computer Application ICSE Class 10 | @sirtarunrupani

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Syllabus: Introduction to wrapper classes, methods of wrapper class and their usage with respect to numeric and character data types. Autoboxing and Unboxing in wrapper classes.
Class as a composite type, distinction between primitive data type and composite data type or class types. Class may be considered as a new data type created by the user, that has its own functionality. The distinction between primitive and composite types should be discussed through examples. Show how classes allow user defined types in programs. All primitive types have corresponding class wrappers. Introduce Autoboxing and Unboxing with their definition and simple examples.
The following methods are to be covered:
int parseInt(String s),
long parseLong(String s),
float parseFloat(String s),
double parseDouble(String s),
boolean isDigit(char ch),
boolean isLetter(char ch),
boolean isLetterOrDigit(char ch),
boolean isLowerCase(char ch),
boolean isUpperCase(char ch),
boolean isWhitespace(char ch),
char toLowerCase (char ch)
char toUpperCase(char ch)

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[jyotirmoymandal]

Value to String - toString()
Value to Object -valueOf()
String to value -parseInt()
String to Object - valueOf()
Object to value -intValue()
Object to String -toString()

[zaydqazi]

You teach us great sir! Thank you so much, we needed computer classes as it's rare on youtube, you've solved our problem! We love you sir! ❤️

[professionalgamer]

Please everyone share sir's video as he is working really hard thank

[tanshx]

Litreally ... Itne mast tarike se kisi aur channel ka samjah nhi jitna sir se concept clear huya ..u r best 🙏🏼🛐🛐🛐🛐🔥🔥🔥🔥🔥

[haswanthsp]

Our computer teachers are dumb, I understand everything you teach sir. Thank you for everything.

[tg]

Nice explanation sirr thanku sir 21:00 21:04 21:05 21:06 21:06 21:06 21:07 21:07 21:07 21:07 21:08 21:08 21:08 21:08 21:08 21:09 21:09 21:09 21:09 21:09 21:10 21:10 21:10 21:10 21:10 21:11 21:11 21:11 21:11 21:11 21:11 21:12 21:12 21:12 21:12 21:12 21:13 21:13

[arghasardar]

YT teachers are so hardworking man. Loads of love to you sir.

[utkarshgupta]

well he teaches in St Joseph's convent school, varanasi

[growthguruaffilate]

Exlained very nicely. Ty sir for your efforts

[muditalakhotia]

question: double a = 5/2

output : 2.5


reason : the primitive data type is double which stores the value in decimal value.

[amritasingh]

thank you sooo so much sir may your tribe increase

[guitarvideosbypratikshaara]

Thank you so much sir you literally saved my exam today... Hats off sir

[sushilkumar]

Sir don't focus on bad comments. You are the best computer teacher i had ever seen ☺️☺️
And all the students this is my humble request i you don't know to appreciate other then you also have no right to disrespect 🙏🙏

[Thesocratesanjeev]

double a=5/2
System.out.print(a)
Output:2.0

[anchal_jha]

Nice explanation. He teaches like my school teacher. Thank you sir.

[smiley.]

Thankyou, sir for wonderful explanation . Thankyou sir once again .

[Hacker__Man]

Thank you sir! I very easy language and interestingly you completed the chapter..! Once again Thank you sir. ♥

[theblueheaven]

Thank you Sir 😊😊 you are the best teacher ever 🎉❤

[Ridhima-sn]

Oomygodd sirrr i dont know how to thank youu!!! The efforts you are doing is unbelievable.... I dont know anything about comp nd i was reallu stressed about it nd then i just searched the library clss explanation nd suddenly i saw that tarun sir has uploaded the vid i was happy because i study all the subjects by your explanation only! Nd this sirr has made me understand the concepts nd I'm really happy ❤🎉

[rolexcreator]

Wow sir such an amazing explanation...respect from heart🙏