How to fix CLS: causes of layout shifts and solutions
A practical guide to fixing Cumulative Layout Shift. Diagnose the causes of layout shifts, reserve space, and optimize fonts and dynamic content.
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Page speed optimization: compression, caching, lazy loading, CDN.
51 articles tagged Performance
A practical guide to fixing Cumulative Layout Shift. Diagnose the causes of layout shifts, reserve space, and optimize fonts and dynamic content.
A detailed guide to CSS Flexbox: container and item properties, axes, alignment, practical examples, and common layout patterns.
A detailed guide to CSS Grid: container and item properties, named areas, auto-placement, practical examples, and common patterns.
How to calculate the financial losses caused by website downtime. Formulas for e-commerce, SaaS, and media. SLA calculations, worked examples, and making the case for investing in monitoring.
A complete list of favicon sizes for all platforms: Apple Touch Icon, Android, Windows, and PWA. Tables and markup for broad compatibility.
A comparison of Flexbox and CSS Grid: the strengths of each technology, common use cases, and recommendations for choosing the right one for different layout tasks.
HTTP header reference: requests and responses, caching, security, and CORS. Tables, examples, and configuration recommendations.
A comparison of HTTP/2 and HTTP/3: multiplexing, QUIC, and server configuration. A practical guide to speeding up a website with modern protocols.
A guide to image compression for the web. Lossy and lossless compression, WebP and AVIF formats, tools, and settings. Practical recommendations for web developers.
A practical guide to optimizing INP, an interface responsiveness metric. Causes of delays, splitting long tasks, optimizing JavaScript and event handlers.
A guide to lazy loading images: native loading=lazy, Intersection Observer, browser compatibility, and common mistakes.
A complete guide to optimizing Largest Contentful Paint. Causes of slow LCP, diagnostic methods, and practical solutions for images, fonts, and server infrastructure.
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