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AiA 267: JavaScript Performance with Tammy Everts

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Archived series ("Inactive feed" status)

When? This feed was archived on November 18, 2022 02:36 (3y ago). Last successful fetch was on October 13, 2022 19:14 (3y ago)

Why? Inactive feed status. Our servers were unable to retrieve a valid podcast feed for a sustained period.

What now? You might be able to find a more up-to-date version using the search function. This series will no longer be checked for updates. If you believe this to be in error, please check if the publisher's feed link below is valid and contact support to request the feed be restored or if you have any other concerns about this.

Manage episode 247424490 series 1446390
In this episode of Adventures in Angular Charles Max Wood joins Tammy Everts at JAMstack Confer. Tammy gives a listeners a sneak peek into her talk about website performance, more specifically JavaScript performance. Charles discusses the performance of Devchat.tv and Google Lighthouse scores. Tammy explains that while Google Lighthouse is good it isn’t completely reliable and can miss chunks of time when your JavaScript is failing and you have unhappy users.
Tammy shares ways to drill down and see how your JavaScript is behaving in the wild. She talks about blocking Javascript which every developer is familiar with and non-blocking JavaScript that has high blocking CPU time which makes for janky sites. Tammy and Charles discuss what CPU is and what it measures. Tammy names resources and tools to help avoid this problem.
Rules of thumb for avoiding these issues are explained by Tammy. First, Reduce, make sure all the JavaScript needs to be there. Next, Monitor, track your metrics. She also suggests working with vendors and maintaining a performance budget for metrics that matter. The interview ends with a little about Speedcurve and what they do. Tammy is the CXO of Speedcurve.
Panelists
  • Charles Wood
Guest:
  • Tammy Everts
Adventures in Angular is produced by DevChat.TV in partnership with Hero Devs
Sponsors
Links
Special Guest: Tammy Everts.
  continue reading

387 episodes

Artwork
iconShare
 

Archived series ("Inactive feed" status)

When? This feed was archived on November 18, 2022 02:36 (3y ago). Last successful fetch was on October 13, 2022 19:14 (3y ago)

Why? Inactive feed status. Our servers were unable to retrieve a valid podcast feed for a sustained period.

What now? You might be able to find a more up-to-date version using the search function. This series will no longer be checked for updates. If you believe this to be in error, please check if the publisher's feed link below is valid and contact support to request the feed be restored or if you have any other concerns about this.

Manage episode 247424490 series 1446390
In this episode of Adventures in Angular Charles Max Wood joins Tammy Everts at JAMstack Confer. Tammy gives a listeners a sneak peek into her talk about website performance, more specifically JavaScript performance. Charles discusses the performance of Devchat.tv and Google Lighthouse scores. Tammy explains that while Google Lighthouse is good it isn’t completely reliable and can miss chunks of time when your JavaScript is failing and you have unhappy users.
Tammy shares ways to drill down and see how your JavaScript is behaving in the wild. She talks about blocking Javascript which every developer is familiar with and non-blocking JavaScript that has high blocking CPU time which makes for janky sites. Tammy and Charles discuss what CPU is and what it measures. Tammy names resources and tools to help avoid this problem.
Rules of thumb for avoiding these issues are explained by Tammy. First, Reduce, make sure all the JavaScript needs to be there. Next, Monitor, track your metrics. She also suggests working with vendors and maintaining a performance budget for metrics that matter. The interview ends with a little about Speedcurve and what they do. Tammy is the CXO of Speedcurve.
Panelists
  • Charles Wood
Guest:
  • Tammy Everts
Adventures in Angular is produced by DevChat.TV in partnership with Hero Devs
Sponsors
Links
Special Guest: Tammy Everts.
  continue reading

387 episodes

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