CSS - Tricks

MARCH 16, 2020

to run Google Lighthouse audits via the command line, save the reports they generate in JSON format and then compare them so web performance can be monitored as the website grows and develops. I’m hopeful this can serve as a good introduction for any developer interested in learning about how to work with Google Lighthouse programmatically.

Google 82

Google Latency Website Metrics 82

Rigor

JULY 2, 2019

By adding the need for additional JavaScript resources to your page, you increase the latency caused by the need to first download the webpage and then parse and execute the JavaScript before the browser can execute the redirect. Originally published September 2016, updated July 2019. REQUEST A FREE TRIAL OF RIGOR.

Mobile 60

Mobile Traffic Google Latency 60

KeyCDN

JULY 11, 2019

Using an image CDN, such as KeyCDN, can significantly reduce the latency of your image delivery. Well, according to HTTP Archive , as of June 1, 2019 the average desktop page is 1,896.8 For example, while the average mobile download speed on 4G in Switzerland is fast at 35.2 KB and the average mobile page is 1,683.5

Speed 52

Speed Website Mobile Latency 52

Alex Russell

MARCH 6, 2021

India has been the epicentre of smartphone growth in recent years, owing to the sheer size of its market and an accelerating shift away from feature phones which made up the majority of Indian mobile devices until as late as 2019. So what did $150USD fetch in 2019? The smooth, dulcet tones of 2019's Moto E6. " package.

Performance 124

Performance Network Cache Metrics 124

KeyCDN

JUNE 20, 2019

However, in 2019, the expectation for a good user experience is now higher than ever. The lower conversion rate on mobile could be due to a variety of reasons including the website not being responsive for mobile devices, the speed isn’t up to par, etc. Improve Site Speed In 2019, having fast site speed is imperative.

Ecommerce 41

Ecommerce Speed Website Mobile 41

Smashing Magazine

JANUARY 7, 2019

Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]. Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]. 2019-01-07T12:00:13+00:00. 2019-04-29T18:34:58+00:00. Start Render time, Speed Index ). Vitaly Friedman. Web performance is a tricky beast, isn’t it?

Performance 104

Performance Cache Metrics Network 104

Smashing Magazine

SEPTEMBER 29, 2021

Assuming encode/decode speeds meet your needs. Encode/Decode Speed. Degree of compression, image quality, and decoding speed are key factors to be considered when comparing image performance for the web. It was released in February 2019 by the Alliance for Open Media (AOMedia). JPEG is also a lossy compression format.

Open Source 145

Open Source Speed Website Google 145

Smashing Magazine

JANUARY 11, 2021

Assets Optimizations Brotli, AVIF, WebP, responsive images, AV1, adaptive media loding, video compression, web fonts, Google fonts. Run performance experiments and measure outcomes — both on mobile and on desktop (for example, with Google Analytics ). Adjust the argument depending on the group of stakeholders you are speaking to.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 6, 2020

You need a business stakeholder buy-in, and to get it, you need to establish a case study, or a proof of concept using the Performance API on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Adjust the argument depending on the group of stakeholders you are speaking to. Large preview ). Large preview ).

Performance 145

Performance Cache Network Metrics 145