April 2016
Beginner to intermediate
389 pages
9h 8m
Korean
Content preview from 한 권으로 끝내는 Node & Express: 웹사이트 구축을 위한 서버 사이드 자바스크립트
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151
9
장
-
쿠키와 세션
req
.
session
.
userName
=
null
;
//
userName
을
null
로
바꾸지만
지우지는
않습니다.
delete req
.
session
.
colorScheme
;
//
colorScheme
를
지웁니다.
9.5.
세션을 이용한 플래시 메시지 구현
‘플래시’ 메시지(어도비 플래시가 아닙니다)는 사용자의 내비게이션을 방해하지 않으면서 피
드백을 전달하는 방법입니다. 플래시 메시지를 구현하는 가장 쉬운 방법은 세션입니다. 쿼리스
트링으로도 할 수는 있지만,
URL
이 지저분해질 뿐 아니라 플래시 메시지가 북마크에 기록되는
데 이건 명백한 부작용입니다. 우선
HTML
부터 만듭시다. 부트스트랩의 경고 메시지를 써서
플래시 메시지를 표시할 것이므로 부트스트랩이 연결됐는지 확인하십시오. 템플릿 파일에서
중요한 위치(보통 사이트 헤더 바로 아래)에 다음 코드를 삽입합니다.
{{#
if flash
}}
<
div class
=
"
alert alert
-
dismissible alert
-
{{
flash
.
type
}}">
<
button type
=
"
button
"
class
=
"
close
"
data
-
dismiss
=
"
alert
"
aria
-
hidden
=
"
true
">&
times
;<
button
>
<
strong
>{{
flash
.
intro
}}</
strong
>
{{{
flash
.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.