I want to learn something new in java

Question

i like to learn more and more on java . Can anyone tell me cool stuff i can do.. (things like generic types).
thanks

Answer 1

Check these out.
https://code.sololearn.com/cdsAkcwBrO8Y/?ref=app
to
https://code.sololearn.com/ciMwx0r03S8W/?ref=app