Java Programming Masterclass for Software Developers from Udemy를 시작한다. My 1st resolution of 2021 is trying to master Java programming by March... Would it be a possible and feasible challenge to do so within a month? How long and how far will I go this journey?? Let's check that out with me soon! public class HelloWorld { public static void main(String[] args) { System.out.println("Hello World!"..