April 2019
Beginner to intermediate
368 pages
7h 18m
Korean
Content preview from 만들면서 배우는 프로그레시브 웹 앱: 사용자 경험을 극대화하는 차세대 웹 앱 기술
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
7 백그라운드 동기화를 통한 오프라인 기능 보장
- 219
var likePost
=
function
(
postId
)
{
navigator
.
serviceWorker
.
ready
.
then
(
function
(
registration
)
{
registration
.
sync
.
register
("
like
-
post
-"
+
postId
);
});
};
동기화 이벤트를 처리하는 코드도 복잡하지 않습니다. 이벤트 이름이 "
like
-
post
-"로 시작하는지 확인하고, 이벤트 이름에서 ‘좋아요’ 표시를 할 포스트
ID
를 추출하는 방법으로 코드를 간단하게 유지할수 있습니다.
self
.
addEventListener
("
sync
",
function
(
event
)
{
if
(
event
.
tag
.
startsWith
("
like
-
post
-"))
{
event
.
waitUntil
(
function
()
{
var postId
=
event
.
tag
.
slice
(
10
);
return fetch
("/
like
-
post
?
id
="
+
postId
);
});
}
});
7.4
앱에 백그라운드 동기화 추가하기
백그라운드 동기화에 대해 기본적인 이해도를 갖췄으니, 이제 고담 임페리얼 호텔
웹 앱에 직접 적용해 볼 시간입니다.
My
Account
(
내 계정
)
페이지 상단에는 사용자가 새 예약을 만들 수 있는 폼
이 있습니다. 사용자가 ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.