Generics in Dart | Dart for Flutter | #58.2 | Hindi

can you make a full video on null safety because i need to clear my concepts about it.

Type Annotations , Generics 😛

This code isnt working.

after null safety code is somthing like this type :-
void main(){

List lst = [];

lst.add(10);
lst.add(20);
lst.add(30);

print(lst);

}

Amazing Rahul bhai

Woowiwowowowowwolwowwo

Wow

Sir, please WHAT'S NULL SAFETY. WHY USED OR NOT USES AND WHEN USE