CSS - Tricks

MARCH 2, 2022

Performant A/B Testing with Cloudflare Workers — Philip Walton covers how A/B testing is a little trickier on static sites than server-backed sites, but you can pull it off (performantly) thanks to Cloudflare Workers which can manipulate HTML before it hits the browser, much like a Service Worker except at the edge rather than at the client.

Performance 68

Performance Cache Best Practices Strategy 68

MachMetrics

APRIL 24, 2019

All of the popular speed testing tools typically provide a page speed score along with their objective results. Google PageSpeed Insights has a their “Speed Score.” The reality is that these scores are estimates of how well your site implements performance best practices.

Speed 111

Speed Best Practices Google Website 111

The Polyglot Developer

MARCH 25, 2019

Given the nature of static generated websites, they are generally much faster than the CMS alternatives, but just because they’re fast, doesn’t mean they pass all of Google’s tests by default. In case you’re unfamiliar, service workers accomplish many things, with the most common of those things being caching.

Cache 45

Cache Best Practices Google Website 45

Speed Curve

DECEMBER 13, 2023

Background For this performance audit, I looked at this synthetic test for the LEGO.com home page. (We You can drill down into the test details for each site and learn how the fastest sites stay fast.) Looking at the synthetic test results, we see that while Start Render time is an impressive 0.3 seconds, LCP lags at 3.96

Performance 66

Performance Retail Benchmarking Ecommerce 66

Smashing Magazine

MARCH 19, 2021

The final prompt for a more aggressive optimization was the “Core Web Vitals” dashboard in the Google Search Console. We first thought that it could be related to the cookie banner adjustments we made recently, but it turned out it was a Google Search Update that seemed to be more aggressively penalizing us for a high CLS. So, did it?

Mobile 140

Mobile Design Cache Code 140

Dotcom-Montior

JUNE 15, 2020

These updates will disable access of Google apps downloader, for example. The Great Firewall detects the domain name entered and analyses its content, then suggest a similar domain from the white list, then poisons the DNS cache redirect the browser request to another domain.

Monitoring 52

Monitoring Performance Artificial Intelligence Internet 52

Smashing Magazine

APRIL 11, 2022

Loading experience is crucial to the user’s first impression and overall usability, so Google defined Largest Contentful Paint (LCP) metric to measure how quickly the main content loads and is displayed to the user. Of all those options, it’s safe to assume that text is the best choice for LCP performance because it loads and renders fast.

Media 70

Media Tuning Metrics Google 70

KeyCDN

AUGUST 29, 2019

Running speed tests with tools like Google PageSpeed Insights , WebPageTest , or KeyCDN’s Website Speed Test are always a good way to help gauge your website’s performance. With that being said, see how we easily achieved a 100/100 score with WordPress and Google PageSpeed Insights. Why Care About Page Speed?

Google 103

Google Cache Speed Analytics 103

ACM Sigarch

JULY 17, 2023

One such challenge has been the emergence of marginal defect-driven faults that are difficult to address solely using best practices in manufacturing test and screening. We then discuss defects observed, the role of test and design to address this problem, and identify research opportunities.

Energy 52

Energy Hardware Best Practices Architecture 52

Smashing Magazine

JULY 6, 2021

If you see authors turning to other authoring tools such as Google Docs for its commenting or suggestions capabilities, it may be a red flag as to what features you are missing. Microsoft word documents, spreadsheets, Google docs always rear their heads up when working with content authors. Editing Experience. Environments.

Cache 143

Cache Website Mobile Google 143

Smashing Magazine

JUNE 1, 2022

You’ve tested and retested the site for errors. The most popular, by far, is the Google Lighthouse report (available in Chrome Developer Tools) and Google’s Page Speed Insights. Testing The Impact Of Specific Requests. Even with highly-detailed RUM or synthetic measurement data, it may not be practical.

Website 131

Website Design Network Best Practices 131

Smashing Magazine

SEPTEMBER 6, 2021

Practical HTTP/3 deployment options ( current article ). This explains the challenges involved in deploying and testing HTTP/3 yourself. You would, however, be hard-pressed even today to find a good article that details the nuanced best practices. This is more in-depth and technical. Changes To Pages And Resources.

Network 105

Network Servers Cache Traffic 105

Smashing Magazine

AUGUST 22, 2021

Practical HTTP/3 deployment options ( coming up soon! ). This explains the challenges involved in deploying and testing HTTP/3 yourself. Some examples of the latter are heavily cached websites, as well as single-page apps that periodically fetch small updates via APIs and other protocols such as DNS-over-QUIC. A Primer on Speed.

Performance 106

Performance Network Latency Servers 106

Smashing Magazine

NOVEMBER 30, 2021

We last talked to him in July 2020 , where we asked if modern best practices about for the web. Last time we talked, we posed this question of if modern best practices, the use of reactive frameworks and these sorts of things were actually bad for the progress of the web. Drew: You want it to remain unspoiled.

Technology 94

Technology Technology Servers Code 94

Smashing Magazine

APRIL 9, 2019

Most sites were all hosted on a single physical server somewhere on our own hosting infrastructure, and it was the server we thought about defending when it came to security best practices. I can test this out by putting that tag in a page, and then flipping to the Network tab in my browser tools to see that the file has been loaded.

Website 58

Website Servers Code Best Practices 58

Smashing Magazine

AUGUST 9, 2021

Practical HTTP/3 deployment options ( coming up soon! ). This explains the challenges involved in deploying and testing HTTP/3 yourself. It combines decades of deployment experience and best practices of TCP with some core new features. IETF’s QUIC is technically very different from Google’s QUIC. itself directly.

Transportation 145

Transportation Internet Internet Network 145

Smashing Magazine

JUNE 8, 2021

Image optimization , loading behavior and rendering in the browser require understanding of image formats and image compression techniques, image decoding and browser rendering, image CDNs and adaptive media loading, not to mention effective caching and preloading. Optimizing Network Requests with Caching and Preloading. +.

Media 106

Media Cache Google Best Practices 106

Smashing Magazine

APRIL 28, 2021

Image optimization , loading behavior and rendering in the browser require understanding of image formats and image compression techniques, image decoding and browser rendering, image CDNs and adaptive media loading, not to mention effective caching and preloading. Optimizing Network Requests with Caching and Preloading. +.

Media 93

Media Cache Google Best Practices 93

Smashing Magazine

APRIL 29, 2021

It’s an initiative by Google to share unified guidance for quality signals that can be key to delivering a great user experience on the web. CWV is part of a set of page experience signals Google Search will be evaluating for ranking. From Speed at Scale with Katie Hempenius and I at Google I/O. Large preview ). Large preview ).

Media 145

Media Network Metrics Mobile 145

Smashing Magazine

JANUARY 11, 2021

Assets Optimizations Brotli, AVIF, WebP, responsive images, AV1, adaptive media loding, video compression, web fonts, Google fonts. Testing And Monitoring Auditing workflow, proxy browsers, 404 page, GDPR cookie consent prompts, performance diagnostics CSS, accessibility. You can then mimic the 90th percentile’s experience for testing.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 6, 2020

Testing And Monitoring. Run performance experiments and measure outcomes — both on mobile and on desktop (for example, with Google Analytics ). You can then mimic the 90th percentile’s experience for testing. Table Of Contents. Getting Ready: Planning And Metrics. Setting Realistic Goals. Defining The Environment.

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

Testing And Monitoring. You can then mimic the 90th percentile’s experience for testing. And if you are using CI to test the budgets, you need to make sure your tested environment matches CrUX if you used CrUX for setting the target ( thanks Patrick Meenan! ). Now you have something measurable to test against.

Performance 104

Performance Cache Network Metrics 104