2021-04-29-TIL

DDD

• https://www.slideshare.net/baejjae93/ss-27536729

Ngnix

• https://velog.io/@wijihoon123/Nginx%EB%9E%80-%EB%AC%B4%EC%97%87%EC%9D%B8%EA%B0%80

   A    B   C D E
A 
B 95
C 86
D 56
E 68

avg = 75 +++/5

avg = 95 + 86 + 56 + 68 /4 = 85.3

90 -> A, 80 -> B,, 60 -> F

toString

sentence : mi love coding

key : mode

-> 암호화 대상 인덱스 [0,0,3,2,3,4]

https://aws.amazon.com/ko/premiumsupport/knowledge-center/ec2-linux-resolve-ssh-connection-errors/