[Link] 프로그래머 추천도서

추천도서 64권 :
https://iostream.tistory.com/64

추천도서 50권 :
https://www.sangkon.com/2018/08/27/good_books_for_dev_2018/

[Link] 유니티 최적화 : 배칭과 드로우콜

http://mentum.tistory.com/53

[Link] Re-thinking in ECS

http://www.davidpol.com/2018/03/28/survival-shooter-ecs/


+) Entitas
https://github.com/sschmid/Entitas-CSharp

Action(arg) vs Action.Invoke(arg)

Action(arg) : Cannot use Null-Conditional operator
Action.Invoke(arg) : Can use Null-Conditional operator with C# 6

----------------
Action(arg) :

Action DoSomething = null;
if(DoSomething != null)
     DoSomething();


C#6 Action.Invoke(arg) :

Action DoSomething = null;
DoSomething?.Invoke();