Nicolas Frizzarin

Core Web Vitals: Put your application into orbit with best practices

Is your JavaScript blocking the main thread? Learn how to master the new Interaction to Next Paint metric and build a truly responsive application.

Core Web Vitals: Put your application into orbit with best practices
#1about 2 minutes

Why users are unsatisfied with web applications

Common user feedback points to slow page loads, blinking screens, and delayed interactions as key sources of frustration.

#2about 4 minutes

Understanding Core Web Vitals and measurement methods

Core Web Vitals are Google's metrics for measuring user experience, which can be tracked using field data from real users or lab data for debugging.

#3about 5 minutes

How to optimize the Largest Contentful Paint (LCP)

Improve LCP by breaking down the loading process into four phases and using techniques like preloading resources and optimizing image formats.

#4about 4 minutes

Preventing Cumulative Layout Shift (CLS) for stability

Avoid visual instability by correctly sizing images, reserving space for dynamic content like ads, and managing web font loading.

#5about 4 minutes

Improving Interaction to Next Paint (INP) responsiveness

Optimize INP by breaking up long JavaScript tasks, deferring non-critical code execution, and simplifying complex DOM structures.

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Matching moments

Understanding the Core Web Vitals user experience metrics
01:58 MIN

Understanding the Core Web Vitals user experience metrics

Measure and improve frontend performance by using test automation

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Introducing the three Core Web Vitals metrics
04:18 MIN

Introducing the three Core Web Vitals metrics

What you need to know about Core Web Vitals

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Explaining the importance of Core Web Vitals
04:16 MIN

Explaining the importance of Core Web Vitals

Next.js Unleashed: Optimizing Web Vitals for superior User Experience

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Focusing on the right metrics for SPA performance
02:49 MIN

Focusing on the right metrics for SPA performance

Lessons learned from building a thriving Vue.js SaaS application

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Introducing Interaction to Next Paint as a Core Web Vital
03:46 MIN

Introducing Interaction to Next Paint as a Core Web Vital

Optimistic UI Updates: Enhancing User Experience and Improving Interaction to Next Paint (INP)

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Measuring the impact on Largest Contentful Paint (LCP)
01:28 MIN

Measuring the impact on Largest Contentful Paint (LCP)

Blazing Fast Page Navigation with Speculation Rules

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Understanding perceived performance and Core Web Vitals
01:53 MIN

Understanding perceived performance and Core Web Vitals

Optimistic UI Updates: Enhancing User Experience and Improving Interaction to Next Paint (INP)

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Understanding key frontend performance metrics and KPIs
03:28 MIN

Understanding key frontend performance metrics and KPIs

Frontend Performance Testing in practice

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