May 2022
Beginner to intermediate
756 pages
21h 30m
Korean
book
HTTP 완벽 가이드
by David Gourlry, Brian Totty, Lee Eung Jun, Sang -Il Jeong, Anshu Agarwal, Seilu Reddy, Marjorie Sayre
Content preview from HTTP 완벽 가이드
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458
HTTP
4
부 엔터티, 인코딩, 국제화
17.1
내용 협상 기법
서버에 있는 페이지들 중 어떤 것이 클라이언트에게 맞는지 판단하는 세 가지 다른
방법이 있다. 클라이언트에게 선택지를 주거나 서버가 자동으로 판단하는 방법, 혹
은 중개자에게 선택하도록 부탁하는 방법. 이 세 가지 기법은 각각 클라이언트 주
도 협상, 서버 주도 협상, 그리고 투명한 협상이라고 불린다(표 17-1을 보라). 이 장
에서 우리는 각 기법의 동작 방식과 더불어 장점과 단점을 자세히 살펴볼 것이다.
기법 어떻게 동작하는가 장점 단점
클라이언트
주도
클라이언트가 요청을 보내면,
서버는 클라이언트에게 선택지
를 보내주고, 클라이언트가 선
택한다.
서버 입장에서 가장 구현하기
쉽다. 클라이언트는 최선의 선
택을 할 수 있다.
대기시간이 증가한다. 즉, 올바
른 콘텐츠를 얻으려면 최소 두
번의 요청이 필요하다.
서버 주도 서버가 클라이언트의 요청 헤
더를 검증해서 어떤 버전을 제
공할지 결정한다.
클라이언트 주도 협상보다 빠
르다.
HTTP
는 서버가 가장 적
절한 것을 선택할 수 있도록
q
값 메커니즘을 제공하고, 서버
가 다운스트림 장치에게 요청
이 어떻게 평가되는지 말해줄
수 있도록 하기 위해
Vary
헤더
를 제공한다.
만약 결정이 뻔하지 않으면(헤
더에 맞는 것이 없으면), 서버는
추측을 ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.