6 Tips for optimizing your website with JavaScript

JavaScript is commonly used to build modern websites to create richer, more engaging experiences for users. It’s also a common source for website performance issues. In this episode of Ecommerce Essentials, Alan Kent - Developer Relations Engineer - speaks to six tips related to JavaScript libraries and frameworks that can help improve your ecommerce site.

Chapters:
0:00 - 1:58 Intro
1:58 - 3:55 Tip #1: Avoid JavaScript file proliferation
3:55 - 5:11 Tip #2: Avoid excessive DNS lookups
5:11 - 6:48 Tip #3: Eliminate inefficient JavaScript
6:48 - 8:18 Tip #4: Eliminate unused JavaScript
8:18 - 9:06 Tip #5: Compress JavaScript files
9:06 - 10:35 Tip #6: Set appropriate cache durations for JavaScript code
10:35 - 11:20 Wrap up

URL’s:

#EcommerceEssentials #JavaScript

[Surefire]

Is the info starting a 4:55 accurate? I thought top-level origins no longer share caches for sub-resources?

[janvavra]

thank you for this video :) there is a typo, at 3:41 - webback

[Adrinslim]

When are you going to optimize AdSense JS?

[jamal]

why adsense js make web very long to load ?

[axon]

There are some weird little things that are slightly wrong that I guess the person who wrote this text is not a javascript developer. like webback? treeshaking is a technique to identify unused js? this is clearly nitpicking but hearing that from google sounds really strange.

[ckideastrailers]

Please why is my articles disappearing and reappearing on Google search results?. Please help.

[munnasiddiqui]

Ok sir thanks im applying,
JavaScript best programming language