yosuke_furukawaのブックマーク - はてなブックマーク

We have a problem with promises
Fellow JavaScripters, it's time to admit it: we have a probl em with promises. No, not with promises themselves. Promises, as defined by the A+ spec, are awesome. The big probl em, which has revealed itself to me over the course of the past year, as I've watched numerous programmers struggle with the PouchDB API and other promise-heavy APIs, is this: Many of us are using promises without really unde
yosuke_furukawa 2015/05/31
ありがちな失敗。

JavaScript

promise
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Taming the asynchronous beast with ES7
One of the trickiest aspects of PouchDB is that its API is asynchronous. I see no shortage of confused questions on Stack Overflow, Github, and IRC, and most often they stem from a misunderstanding of callbacks and promises. We can't really help it. PouchDB is an abstraction over IndexedDB, WebSQL, LevelDB (in Node), and CouchDB (via Ajax). All of those APIs are asynchronous; hence PouchDB must be
yosuke_furukawa 2015/03/11
async/await のためだけに babel 使いたいと思うほど。
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