765: JS Promises Fundamentals - Part 1

765: JS Promises Fundamentals - Part 1

0 Umsagnir
0
Episode
766 of 946
Lengd
22Mín.
Tungumál
enska
Gerð
Flokkur
Óskáldað efni

In this 3-course series, Scott and Wes serve up some JavaScript Promises treats. In part 1, they unravel the concept of promises and delve into common examples of their usage, from creating and waiting on promises, to database queries and user permissions. Show Notes 00:00 Welcome to Syntax! 01:27 Brought to you by Sentry.io. 02:32 What is a promise? Promise mdn web docs. 03:27 Common examples of promises. 03:45 A fetch call to an API returns a promise. 05:54 A database query or Insert command 07:18 A request for user permissions. 07:37 A wait function. 08:08 Resolve or rejecting promises. 09:33 Creating promises. 09:46 New promise. 11:09 Promise.withResolvers(). 11:37 An async function. 14:34 Waiting on a promise. 15:09 .then(). 16:50 Await. 17:44 Why use one wait method over the other? Hit us up on Socials! Syntax: X Instagram Tiktok LinkedIn Threads Wes: X Instagram Tiktok LinkedIn Threads Scott:X Instagram Tiktok LinkedIn Threads Randy: X Instagram YouTube Threads


Hlustaðu og lestu

Stígðu inn í heim af óteljandi sögum

  • Lestu og hlustaðu eins mikið og þú vilt
  • Þúsundir titla
  • Getur sagt upp hvenær sem er
  • Engin skuldbinding
Prófa frítt
is Device Banner Block 894x1036
Cover for 765: JS Promises Fundamentals - Part 1

Other podcasts you might like ...