Questions

Summary The Critical Rendering Path is the sequence of steps the browser goes through to convert the HTML, CSS, and JavaScript into pixels on the screen. Optimizing the Critical Rendering Path is essential to improve Core Web Vitals metrics such as First Contentful Paint (FCP), Largest Contentful Paint (LCP), and

Summary To improve browser caching and reduce load times for repeat visitors, certain HTTP caching headers are key. The major headers include `Cache-Control`, `Expires`, `Last-Modified`, `ETag`, and `Pragma`. By properly using these headers, you can significantly improve user experience by decreasing load times. Understanding HTTP Caching Headers `Cache-Control` Header The

Summary The Largest Contentful Paint (LCP) metric measures how quickly the largest content element visible in the viewport loads. To reduce LCP and enhance user experience, you should optimize server response times, implement efficient asset delivery, and minimize render-blocking resources. Following a variety of optimization techniques may help to achieve

Summary The First Contentful Paint (FCP) is a performance metric that measures how long it takes for the browser to render the first piece of DOM content after a user navigates to your page. To minimize the FCP time and enhance page speed, several best practices such as asset preloading,

Summary The Time to Interactive (TTI) is a critical factor in search engine optimization (SEO) performance and user experience. TTI refers to how long it takes a page to become fully interactive. It is most effective when under 5 seconds on a slow 3G mobile connection according to Google'

Summary The ideal Cumulative Layout Shift (CLS) score should be less than 0.1. CLS tracks visual stability, signifying the amount web page content unexpectedly shifts during load. To maintain consistency across all devices, it's vital to size all page elements correctly, avoid inserting content above already rendered