Articles in this series
Variable s has string value. If I put that variable in Integer.valueOf method, I must encounter NumberFormatException. But It's not important. I just...
If we make java.util.Date object, basically log format is below. Sun May 08 18:03:23 KST 2022 Our team has an old system that is more than 10 years...
I don't deal with the exact concept of Monad, but try to look at the form used by Java Optional from a Monad application perspective. Monad has a...