article thumbnail

Web Performance Bookshelf

Rigor

This book is about the network, from fundamental limitations that affect performance to major innovations for building even more powerful browser applications. This book is about performance problems and the various technologies created to fight them. How to pioneer new metrics and create a culture of performance.

article thumbnail

How To Boost Resource Loading With The New Priority Hint `fetchpriority`

Smashing Magazine

JavaScript, CSS, images, iframes, and other resources impact how quickly website loads, renders and becomes usable to the user. 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.

Media 70
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Trending Sources

article thumbnail

Performance Testing - Tools, Steps, and Best Practices

KeyCDN

Web performance is a broad subject, and you’ll find no shortage of performance testing tips and tutorials all over the web. Before you begin tuning your website or application, you must first figure out which metrics matter most to your users and establish some achievable benchmarks.

article thumbnail

World’s Top Web Performance Leaders To Watch

Rigor

He has also hosted the NY Web Performance Meetup, which boasts over 5,000 members, since 2009. Developers representing hundreds of companies work together at these meetups to become masters in performance metrics and the latest trends in measuring site speed.) That’s right – NY WebPerf is 10 years old! Addy Osmani.

article thumbnail

Integration Showcase: LoadView & Dynatrace

Dotcom-Montior

Find root-cause of performance issues. Make application tuning much easier. No internal infrastructure for performance engineering activities required. Successful companies integrated performance engineering in their development lifecycle. Reduce re-run effort. Understand communication pattern. Verify hardware sizing.

AWS 40
article thumbnail

Improving JavaScript Bundle Performance With Code-Splitting

Smashing Magazine

This is why Lighthouse and Core Web Vitals specify First Input Delay (FID) and Total Blocking Time (TBT) metrics to measure site interactivity and input responsiveness. Website performance is not consistent across devices. This estimation doesn’t include parsing and execution times which also affects website performance.

Code 89